CVE catalog

CVE-2026-84122

Use-after-free in the Audio/Video component. This…

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.

Severity: High · CVSS 7.5CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: Sep 1, 2026, 12:18:49 PM UTC
Updated: Sep 1, 2026, 1:20:06 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.21% · Oct 27, 2026

Projects and upstream resources

Related catalog projects (63)

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Version impact has not been established. The original provider fields are retained below.

Provider details and historical evidence

Original provider fields

{
  "package_releases": [
    {
      "name": "firefox-esr",
      "status": "fixed",
      "release": "sid",
      "version": "153.6.0esr-1"
    },
    {
      "name": "firefox-esr",
      "status": "fixed",
      "release": "forky",
      "version": "153.5.1esr-1"
    },
    {
      "name": "firefox-esr",
      "status": "fixed",
      "release": "trixie",
      "version": "140.15.0esr-1~deb13u1"
    },
    {
      "name": "firefox-esr",
      "status": "fixed",
      "release": "trixie-security",
      "version": "153.6.0esr-1~deb13u1"
    },
    {
      "name": "firefox-esr",
      "status": "vulnerable",
      "release": "bookworm",
      "version": "140.12.0esr-1~deb12u1"
    },
    {
      "name": "firefox-esr",
      "status": "fixed",
      "release": "bookworm-security",
      "version": "153.6.0esr-1~deb12u2"
    },
    {
      "name": "thunderbird",
      "status": "fixed",
      "release": "sid",
      "version": "1:153.6.0esr-1"
    },
    {
      "name": "thunderbird",
      "status": "fixed",
      "release": "forky",
      "version": "1:153.5.0esr-1"
    },
    {
      "name": "thunderbird",
      "status": "vulnerable",
      "release": "trixie",
      "version": "1:140.12.0esr-1~deb13u1"
    },
    {
      "name": "thunderbird",
      "status": "fixed",
      "release": "trixie-security",
      "version": "1:153.5.1esr-1~deb13u2"
    },
    {
      "name": "thunderbird",
      "status": "vulnerable",
      "release": "bookworm",
      "version": "1:140.12.0esr-1~deb12u1"
    },
    {
      "name": "thunderbird",
      "status": "fixed",
      "release": "bookworm-security",
      "version": "1:153.6.0esr-1~deb12u1"
    }
  ],
  "fixed_versions": [
    {
      "bug": null,
      "name": "firefox-esr",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "not yet assigned",
      "fixed_version": "140.15.0esr-1"
    },
    {
      "bug": null,
      "name": "firefox-esr",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "not yet assigned",
      "fixed_version": "140.15.0esr-1"
    },
    {
      "bug": null,
      "name": "firefox-esr",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "not yet assigned",
      "fixed_version": "140.15.0esr-1~deb13u1"
    },
    {
      "bug": null,
      "name": "firefox-esr",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "not yet assigned",
      "fixed_version": "140.15.0esr-1~deb12u1"
    },
    {
      "bug": null,
      "name": "thunderbird",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "not yet assigned",
      "fixed_version": "1:153.2.0esr-1"
    },
    {
      "bug": null,
      "name": "thunderbird",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "not yet assigned",
      "fixed_version": "1:153.2.0esr-1"
    },
    {
      "bug": null,
      "name": "thunderbird",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "not yet assigned",
      "fixed_version": "1:140.15.0esr-1~deb13u1"
    },
    {
      "bug": null,
      "name": "thunderbird",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "not yet assigned",
      "fixed_version": "1:140.15.0esr-1~deb12u1"
    }
  ],
  "distribution_packages": [
    {
      "name": "firefox",
      "ranges": [
        {
          "fixed": "155.0.0",
          "introduced": "154.0.0",
          "last_affected": "",
          "start_excluding": ""
        }
      ],
      "ecosystem": "cpe",
      "fixed_version": "155.0.0",
      "provider_record_id": "NVD-CVE-2026-84122"
    },
    {
      "name": "thunderbird",
      "ranges": [
        {
          "fixed": "155.0",
          "introduced": "154.0",
          "last_affected": "",
          "start_excluding": ""
        }
      ],
      "ecosystem": "cpe",
      "fixed_version": "155.0",
      "provider_record_id": "NVD-CVE-2026-84122"
    },
    {
      "name": "mozjs52",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "18.04",
      "versions": [
        "52.3.1-0ubuntu3",
        "52.3.1-7fakesync1",
        "52.8.1-0ubuntu0.18.04.1",
        "52.9.1-0ubuntu0.18.04.1"
      ],
      "ecosystem": "deb",
      "fixed_version": "",
      "provider_record_id": "UBUNTU-CVE-2026-84122"
    },
    {
      "name": "mozjs38",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "18.04",
      "versions": [
        "38.8.0~repack1-0ubuntu1",
        "38.8.0~repack1-0ubuntu3",
        "38.8.0~repack1-0ubuntu4"
      ],
      "ecosystem": "deb",
      "fixed_version": "",
      "provider_record_id": "UBUNTU-CVE-2026-84122"
    },
    {
      "name": "mozjs68",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "20.04",
      "versions": [
        "68.5.0-1~fakesync",
        "68.5.0-2~fakesync",
        "68.6.0-1",
        "68.6.0-1ubuntu1"
      ],
      "ecosystem": "deb",
      "fixed_version": "",
      "provider_record_id": "UBUNTU-CVE-2026-84122"
    },
    {
      "name": "mozjs52",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "20.04",
      "versions": [
        "52.9.1-1build1",
        "52.9.1-1ubuntu3"
      ],
      "ecosystem": "deb",
      "fixed_version": "",
      "provider_record_id": "UBUNTU-CVE-2026-84122"
    },
    {
      "name": "mozjs102",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "22.04",
      "versions": [
        "102.11.0-0ubuntu0.22.04.1",
        "102.12.0-0ubuntu0.22.04.1",
        "102.13.0-0ubuntu0.22.04.1",
        "102.15.1-0ubuntu0.22.04.1"
      ],
      "ecosystem": "deb",
      "fixed_version": "",
      "provider_record_id": "UBUNTU-CVE-2026-84122"
    },
    {
      "name": "mozjs78",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "22.04",
      "versions": [
        "78.13.0-1",
        "78.15.0-2",
        "78.15.0-4ubuntu1"
      ],
      "ecosystem": "deb",
      "fixed_version": "",
      "provider_record_id": "UBUNTU-CVE-2026-84122"
    },
    {
      "name": "mozjs91",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "22.04",
      "versions": [
        "91.5.1-0ubuntu1",
        "91.6.0-1",
        "91.6.0-2",
        "91.7.0-2",
        "91.10.0-0ubuntu1"
      ],
      "ecosystem": "deb",
      "fixed_version": "",
      "provider_record_id": "UBUNTU-CVE-2026-84122"
    },
    {
      "name": "thunderbird",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "22.04",
      "versions": [
        "1:91.1.2+build1-0ubuntu1",
        "1:91.3.0+build2-0ubuntu1",
        "1:91.3.1+build1-0ubuntu1",
        "1:91.3.2+build1-0ubuntu1",
        "1:91.4.0+build1.1-0ubuntu1",
        "1:91.4.0+build2-0ubuntu1",
        "1:91.5.0+build1-0ubuntu1",
        "1:91.5.1+build1-0ubuntu1",
        "1:91.6.1+build1-0ubuntu1",
        "1:91.7.0+build1-0ubuntu1",
        "1:91.7.0+build2-0ubuntu1",
        "1:91.8.0+build2-0ubuntu1",
        "1:91.9.1+build1-0ubuntu0.22.04.1",
        "1:91.11.0+build2-0ubuntu0.22.04.1",
        "1:102.2.2+build1-0ubuntu0.22.04.1",
        "1:102.4.2+build2-0ubuntu0.22.04.1",
        "1:102.7.1+build2-0ubuntu0.22.04.1",
        "1:102.8.0+build2-0ubuntu0.22.04.1",
        "1:102.9.0+build1-0ubuntu0.22.04.1",
        "1:102.10.0+build2-0ubuntu0.22.04.1",
        "1:102.11.0+build1-0ubuntu0.22.04.1",
        "1:102.13.0+build1-0ubuntu0.22.04.1",
        "1:102.15.0+build1-0ubuntu0.22.04.1",
        "1:102.15.1+build1-0ubuntu0.22.04.1",
        "1:115.3.1+build1-0ubuntu0.22.04.2",
        "1:115.4.1+build1-0ubuntu0.22.04.1",
        "1:115.5.0+build1-0ubuntu0.22.04.1",
        "1:115.6.0+build2-0ubuntu0.22.04.1",
        "1:115.8.1+build1-0ubuntu0.22.04.1",
        "1:115.9.0+build1-0ubuntu0.22.04.1",
        "1:115.10.1+build1-0ubuntu0.22.04.1",
        "1:115.11.0+build2-0ubuntu0.22.04.1",
        "1:115.12.0+build3-0ubuntu0.22.04.1",
        "1:115.13.0+build5-0ubuntu0.22.04.1",
        "1:115.15.0+build1-0ubuntu0.22.04.1",
        "1:115.16.0+build2-0ubuntu0.22.04.1",
        "1:115.18.0+build1-0ubuntu0.22.04.1",
        "1:128.12.0+build1-0ubuntu0.22.04.1",
        "1:140.7.1+build1-0ubuntu0.22.04.1"
      ],
      "ecosystem": "deb",
      "fixed_version": "",
      "provider_record_id": "UBUNTU-CVE-2026-84122"
    },
    {
      "name": "mozjs102",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "24.04",
      "versions": [
        "102.15.1-1",
        "102.15.1-3ubuntu2"
      ],
      "ecosystem": "deb",
      "fixed_version": "",
      "provider_record_id": "UBUNTU-CVE-2026-84122"
    },
    {
      "name": "mozjs115",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "release": "24.04",
      "versions": [
        "115.3.0-0ubuntu1",
        "115.4.0-2",
        "115.5.0-1",
        "115.6.0-1",
        "115.7.0-4",
        "115.8.0-1",
        "115.9.0-1",
        "115.9.0-1build1",
        "115.10.0-1"
      ],
      "ecosystem": "deb",
      "fixed_version": "",
      "provider_record_id": "UBUNTU-CVE-2026-84122"
    }
  ]
}

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 · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · arm64 · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · amd64 · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · arm64 · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-ach]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-af]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-all]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-an]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-ar]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-ast]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-az]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-be]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-bg]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-bn]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-br]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-bs]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-ca]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-cak]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-ca-valencia]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-cs]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-cy]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-da]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
[firefox-esr-l10n-de]Unknown
Source package: [firefox-esr]
Details (4)
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.12.0esr-1~deb12u1 · all · bookworm
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12
- 140.14.0esr-1~deb12u1 · all · bookworm-security
  Affected · Fixed: 140.15.0esr-1~deb12u1
  nvd · firefox-esr · debian · bookworm; nvd · firefox-esr · debian · 12

Next results

Observed: Oct 28, 2026, 7:45:47 PM UTC

References

[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]