CVE catalog
CVE-2025-14321
firefox-esr: CVE-2025-14321
- Severity
- Critical · CVSS 9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.60% · Oct 22, 2026
Use-after-free in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | firefox-esr | sid | 153.5.1esr-1 | fixed |
| Debian | firefox-esr | forky | 153.5.0esr-1 | fixed |
| Debian | firefox-esr | trixie | 140.15.0esr-1~deb13u1 | fixed |
| Debian | firefox-esr | trixie-security | 153.5.1esr-1~deb13u1 | fixed |
| Debian | firefox-esr | bookworm | 140.12.0esr-1~deb12u1 | fixed |
| Debian | firefox-esr | bookworm-security | 153.5.1esr-1~deb12u1 | fixed |
| Debian | thunderbird | sid | 1:153.5.1esr-1 | fixed |
| Debian | thunderbird | forky | 1:153.5.0esr-1 | fixed |
| Debian | thunderbird | trixie | 1:140.12.0esr-1~deb13u1 | fixed |
| Debian | thunderbird | trixie-security | 1:140.17.0esr-1~deb13u1 | fixed |
| Debian | thunderbird | bookworm | 1:140.12.0esr-1~deb12u1 | fixed |
| Debian | thunderbird | bookworm-security | 1:140.17.0esr-1~deb12u1 | fixed |
| Cpe | firefox | Not reported | 146.0 | fixed |
| Cpe | thunderbird | Not reported | 146.0 | fixed |
| Ubuntu | mozjs52 | 18.04 | 52.3.1-0ubuntu3 | vulnerable |
| Ubuntu | mozjs52 | 18.04 | 52.3.1-7fakesync1 | vulnerable |
| Ubuntu | mozjs52 | 18.04 | 52.8.1-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mozjs52 | 18.04 | 52.9.1-0ubuntu0.18.04.1 | vulnerable |
| Ubuntu | mozjs38 | 18.04 | 38.8.0~repack1-0ubuntu1 | vulnerable |
| Ubuntu | mozjs38 | 18.04 | 38.8.0~repack1-0ubuntu3 | vulnerable |
| Ubuntu | mozjs38 | 18.04 | 38.8.0~repack1-0ubuntu4 | vulnerable |
| Ubuntu | mozjs68 | 20.04 | 68.5.0-1~fakesync | vulnerable |
| Ubuntu | mozjs68 | 20.04 | 68.5.0-2~fakesync | vulnerable |
| Ubuntu | mozjs68 | 20.04 | 68.6.0-1 | vulnerable |
| Ubuntu | mozjs68 | 20.04 | 68.6.0-1ubuntu1 | vulnerable |
| Ubuntu | mozjs52 | 20.04 | 52.9.1-1build1 | vulnerable |
| Ubuntu | mozjs52 | 20.04 | 52.9.1-1ubuntu3 | vulnerable |
| Ubuntu | mozjs102 | 22.04 | 102.11.0-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | mozjs102 | 22.04 | 102.12.0-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | mozjs102 | 22.04 | 102.13.0-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | mozjs102 | 22.04 | 102.15.1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | mozjs78 | 22.04 | 78.13.0-1 | vulnerable |
| Ubuntu | mozjs78 | 22.04 | 78.15.0-2 | vulnerable |
| Ubuntu | mozjs78 | 22.04 | 78.15.0-4ubuntu1 | vulnerable |
| Ubuntu | mozjs91 | 22.04 | 91.5.1-0ubuntu1 | vulnerable |
| Ubuntu | mozjs91 | 22.04 | 91.6.0-1 | vulnerable |
| Ubuntu | mozjs91 | 22.04 | 91.6.0-2 | vulnerable |
| Ubuntu | mozjs91 | 22.04 | 91.7.0-2 | vulnerable |
| Ubuntu | mozjs91 | 22.04 | 91.10.0-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.1.2+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.3.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.3.1+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.3.2+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.4.0+build1.1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.4.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.5.0+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.5.1+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.6.1+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.7.0+build1-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.7.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.8.0+build2-0ubuntu1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.9.1+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:91.11.0+build2-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.2.2+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.4.2+build2-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.7.1+build2-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.8.0+build2-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.9.0+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.10.0+build2-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.11.0+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.13.0+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.15.0+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:102.15.1+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:115.3.1+build1-0ubuntu0.22.04.2 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:115.4.1+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:115.5.0+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:115.6.0+build2-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:115.8.1+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:115.9.0+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:115.10.1+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:115.11.0+build2-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:115.12.0+build3-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:115.13.0+build5-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:115.15.0+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:115.16.0+build2-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:115.18.0+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:128.12.0+build1-0ubuntu0.22.04.1 | vulnerable |
| Ubuntu | thunderbird | 22.04 | 1:140.7.1+build1-0ubuntu0.22.04.1 | fixed |
| Ubuntu | mozjs102 | 24.04 | 102.15.1-1 | vulnerable |
| Ubuntu | mozjs102 | 24.04 | 102.15.1-3ubuntu2 | vulnerable |
| Ubuntu | mozjs115 | 24.04 | 115.3.0-0ubuntu1 | vulnerable |
| Ubuntu | mozjs115 | 24.04 | 115.4.0-2 | vulnerable |
| Ubuntu | mozjs115 | 24.04 | 115.5.0-1 | vulnerable |
| Ubuntu | mozjs115 | 24.04 | 115.6.0-1 | vulnerable |
| Ubuntu | mozjs115 | 24.04 | 115.7.0-4 | vulnerable |
| Ubuntu | mozjs115 | 24.04 | 115.8.0-1 | vulnerable |
| Ubuntu | mozjs115 | 24.04 | 115.9.0-1 | vulnerable |
| Ubuntu | mozjs115 | 24.04 | 115.9.0-1build1 | vulnerable |
| Ubuntu | mozjs115 | 24.04 | 115.10.0-1 | vulnerable |
| Opensuse | MozillaThunderbird | leap 16.0 | 140.6.0-bp160.1.1 | fixed |
| Opensuse | MozillaFirefox | leap 16.0 | 140.6.0-160000.1.1 | fixed |
| Opensuse | MozillaThunderbird | tumbleweed | 140.6.0-1.1 | fixed |
| Opensuse | MozillaFirefox | tumbleweed | 146.0-1.1 | fixed |
| Opensuse | firefox-esr | tumbleweed | 140.6.0-1.1 | fixed |
| Suse | MozillaFirefox | linux enterprise server 16.0 | 140.6.0-160000.1.1 | fixed |
| Suse | MozillaFirefox | linux enterprise server for sap applications 16.0 | 140.6.0-160000.1.1 | fixed |
| Suse | MozillaFirefox | linux enterprise server 12 sp5-ltss | 140.6.0-112.292.1 | fixed |
| Suse | MozillaFirefox | linux enterprise server ltss extended security 12 sp5 | 140.6.0-112.292.1 | fixed |
| Suse | MozillaFirefox | linux enterprise module for desktop applications 15 sp6 | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaFirefox | linux enterprise module for desktop applications 15 sp7 | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaFirefox | linux enterprise high performance computing 15 sp3-ltss | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaFirefox | linux enterprise high performance computing 15 sp4-espos | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaFirefox | linux enterprise high performance computing 15 sp4-ltss | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaFirefox | linux enterprise high performance computing 15 sp5-espos | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaFirefox | linux enterprise high performance computing 15 sp5-ltss | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaFirefox | linux enterprise server 15 sp3-ltss | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaFirefox | linux enterprise server 15 sp4-ltss | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaFirefox | linux enterprise server 15 sp5-ltss | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaFirefox | linux enterprise server for sap applications 15 sp3 | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaFirefox | linux enterprise server for sap applications 15 sp4 | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaFirefox | linux enterprise server for sap applications 15 sp5 | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaFirefox | enterprise storage 7.1 | 140.6.0-150200.152.213.1 | fixed |
| Opensuse | MozillaFirefox | leap 15.6 | 140.6.0-150200.152.213.1 | fixed |
| Suse | MozillaThunderbird | linux enterprise module for package hub 15 sp6 | 140.6.0-150200.8.248.1 | fixed |
| Suse | MozillaThunderbird | linux enterprise module for package hub 15 sp7 | 140.6.0-150200.8.248.1 | fixed |
| Suse | MozillaThunderbird | linux enterprise workstation extension 15 sp6 | 140.6.0-150200.8.248.1 | fixed |
| Suse | MozillaThunderbird | linux enterprise workstation extension 15 sp7 | 140.6.0-150200.8.248.1 | fixed |
| Opensuse | MozillaThunderbird | leap 15.6 | 140.6.0-150200.8.248.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | firefox-esr | source | sid | 140.6.0esr-1 | not yet assigned | Not reported | Not reported |
| Debian | firefox-esr | source | forky | 140.6.0esr-1 | not yet assigned | Not reported | Not reported |
| Debian | firefox-esr | source | trixie | 140.6.0esr-1~deb13u1 | not yet assigned | Not reported | Not reported |
| Debian | firefox-esr | source | bookworm | 140.6.0esr-1~deb12u1 | not yet assigned | Not reported | Not reported |
| Debian | thunderbird | source | sid | 1:140.6.0esr-1 | not yet assigned | Not reported | Not reported |
| Debian | thunderbird | source | forky | 1:140.6.0esr-1 | not yet assigned | Not reported | Not reported |
| Debian | thunderbird | source | trixie | 1:140.6.0esr-1~deb13u1 | not yet assigned | Not reported | Not reported |
| Debian | thunderbird | source | bookworm | 1:140.6.0esr-1~deb12u1 | not yet assigned | Not reported | Not reported |
| Cpe | firefox | cpe | Not reported | 146.0 | Not reported | NVD-CVE-2025-14321 | Not reported |
| Cpe | thunderbird | cpe | Not reported | 146.0 | Not reported | NVD-CVE-2025-14321 | Not reported |
| Ubuntu | thunderbird | deb | 22.04 | 1:140.7.1+build1-0ubuntu0.22.04.1 | Not reported | UBUNTU-CVE-2025-14321 | Not reported |
| Opensuse | MozillaThunderbird | rpm | leap 16.0 | 140.6.0-bp160.1.1 | Not reported | OPENSUSE-SU-2026:20046-1 | Not reported |
| Opensuse | MozillaFirefox | rpm | leap 16.0 | 140.6.0-160000.1.1 | Not reported | OPENSUSE-SU-2026:20014-1 | Not reported |
| Opensuse | MozillaThunderbird | rpm | tumbleweed | 140.6.0-1.1 | Not reported | OPENSUSE-SU-2025:15814-1 | Not reported |
| Opensuse | MozillaFirefox | rpm | tumbleweed | 146.0-1.1 | Not reported | OPENSUSE-SU-2025:15813-1 | Not reported |
| Opensuse | firefox-esr | rpm | tumbleweed | 140.6.0-1.1 | Not reported | OPENSUSE-SU-2025:15809-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise server 16.0 | 140.6.0-160000.1.1 | Not reported | SUSE-SU-2026:20031-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise server for sap applications 16.0 | 140.6.0-160000.1.1 | Not reported | SUSE-SU-2026:20031-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise server 12 sp5-ltss | 140.6.0-112.292.1 | Not reported | SUSE-SU-2025:4396-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise server ltss extended security 12 sp5 | 140.6.0-112.292.1 | Not reported | SUSE-SU-2025:4396-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise module for desktop applications 15 sp6 | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise module for desktop applications 15 sp7 | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise high performance computing 15 sp3-ltss | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise high performance computing 15 sp4-espos | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise high performance computing 15 sp4-ltss | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise high performance computing 15 sp5-espos | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise high performance computing 15 sp5-ltss | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise server 15 sp3-ltss | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise server 15 sp4-ltss | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise server 15 sp5-ltss | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise server for sap applications 15 sp3 | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise server for sap applications 15 sp4 | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaFirefox | rpm | linux enterprise server for sap applications 15 sp5 | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaFirefox | rpm | enterprise storage 7.1 | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Opensuse | MozillaFirefox | rpm | leap 15.6 | 140.6.0-150200.152.213.1 | Not reported | SUSE-SU-2025:4424-1 | Not reported |
| Suse | MozillaThunderbird | rpm | linux enterprise module for package hub 15 sp6 | 140.6.0-150200.8.248.1 | Not reported | SUSE-SU-2025:4397-1 | Not reported |
| Suse | MozillaThunderbird | rpm | linux enterprise module for package hub 15 sp7 | 140.6.0-150200.8.248.1 | Not reported | SUSE-SU-2025:4397-1 | Not reported |
| Suse | MozillaThunderbird | rpm | linux enterprise workstation extension 15 sp6 | 140.6.0-150200.8.248.1 | Not reported | SUSE-SU-2025:4397-1 | Not reported |
| Suse | MozillaThunderbird | rpm | linux enterprise workstation extension 15 sp7 | 140.6.0-150200.8.248.1 | Not reported | SUSE-SU-2025:4397-1 | Not reported |
| Opensuse | MozillaThunderbird | rpm | leap 15.6 | 140.6.0-150200.8.248.1 | Not reported | SUSE-SU-2025:4397-1 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [firefox-esr]Unknown
Details (4)
140.12.0esr-1~deb12u1· amd64 · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· arm64 · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· amd64 · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· arm64 · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-ach]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-af]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-all]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-an]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-ar]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-ast]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-az]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-be]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-bg]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-bn]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-br]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-bs]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-ca]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-cak]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-ca-valencia]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-cs]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-cy]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-da]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
- [firefox-esr-l10n-de]Unknown
Source package: [firefox-esr]
Details (4)
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.12.0esr-1~deb12u1· all · bookwormFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
140.14.0esr-1~deb12u1· all · bookworm-securityFixed · Fixed:
140.6.0esr-1~deb12u1dsa · firefox-esr · debian · bookworm; dsa · firefox-esr · debian · 12
Observed:
References
- [https://access.redhat.com/errata/RHSA-2025:23034]
- [https://ftp.suse.com/pub/projects/security/]
- [https://nvd.nist.gov/vuln/detail/CVE-2025-14321]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2025-14321]
- [https://osv.dev/vulnerability/DLA-4401-1]
- [https://osv.dev/vulnerability/DLA-4405-1]
- [https://osv.dev/vulnerability/DSA-6078-1]
- [https://osv.dev/vulnerability/DSA-6081-1]
- [https://osv.dev/vulnerability/SUSE-SU-2025:4396-1]
- [https://osv.dev/vulnerability/SUSE-SU-2025:4397-1]
- [https://osv.dev/vulnerability/SUSE-SU-2025:4424-1]
- [https://osv.dev/vulnerability/SUSE-SU-2026:20031-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2025-14321]
- [https://osv.dev/vulnerability/openSUSE-SU-2025:15809-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2025:15813-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2025:15814-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2026:20014-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2026:20046-1]
- [https://security-tracker.debian.org/tracker/CVE-2025-14321]
- [https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-2812.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]