CVE catalog
CVE-2016-7942
libx11: CVE-2016-7942
- Severity
- Critical · CVSS 9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 4.46% · Oct 25, 2026
The XGetImage function in X.org libX11 before 1.6.4 might allow remote X servers to gain privileges via vectors involving image type and geometry, which triggers out-of-bounds read operations.
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 | libx11 | sid | 2:1.8.14-1 | fixed |
| Debian | libx11 | forky | 2:1.8.13-1 | fixed |
| Debian | libx11 | trixie | 2:1.8.12-1 | fixed |
| Debian | libx11 | bookworm | 2:1.8.4-2+deb12u2 | fixed |
| Debian | libx11 | bookworm-security | 2:1.8.4-2+deb12u2 | fixed |
| Alpine | libx11 | 3.2 | 1.6.3-r1 | fixed |
| Alpine | libx11 | 3.3 | 1.6.3-r3 | fixed |
| Ubuntu | libx11 | 14.04 | 2:1.6.1-1ubuntu1 | vulnerable |
| Ubuntu | libx11 | 14.04 | 2:1.6.1-1ubuntu2 | vulnerable |
| Ubuntu | libx11 | 14.04 | 2:1.6.2-1ubuntu1 | vulnerable |
| Ubuntu | libx11 | 14.04 | 2:1.6.2-1ubuntu2 | vulnerable |
| Ubuntu | libx11 | 14.04 | 2:1.6.2-1ubuntu2.1 | fixed |
| Ubuntu | libx11 | 16.04 | 2:1.6.3-1ubuntu2 | vulnerable |
| Ubuntu | libx11 | 16.04 | 2:1.6.3-1ubuntu2.1 | fixed |
| Ubuntu | libx11 | 14.04 | 2:1.6.1-1ubuntu1 | vulnerable |
| Ubuntu | libx11 | 14.04 | 2:1.6.1-1ubuntu2 | vulnerable |
| Ubuntu | libx11 | 14.04 | 2:1.6.2-1ubuntu1 | vulnerable |
| Ubuntu | libx11 | 14.04 | 2:1.6.2-1ubuntu2 | vulnerable |
| Ubuntu | libx11 | 14.04 | 2:1.6.2-1ubuntu2.1 | fixed |
| Ubuntu | libx11 | 16.04 | 2:1.6.3-1ubuntu2 | vulnerable |
| Ubuntu | libx11 | 16.04 | 2:1.6.3-1ubuntu2.1 | fixed |
| Ubuntu | libx11 | 18.04 | 2:1.6.4-3 | vulnerable |
| Ubuntu | libx11 | 18.04 | 2:1.6.4-3ubuntu0.1 | fixed |
| Suse | libX11 | linux enterprise desktop 12 sp1 | 1.6.2-11.1 | fixed |
| Suse | libX11 | linux enterprise desktop 12 sp2 | 1.6.2-11.1 | fixed |
| Suse | libX11 | linux enterprise server for raspberry pi 12 sp2 | 1.6.2-11.1 | fixed |
| Suse | libX11 | linux enterprise software development kit 12 sp1 | 1.6.2-11.1 | fixed |
| Suse | libX11 | linux enterprise software development kit 12 sp2 | 1.6.2-11.1 | fixed |
| Suse | libX11 | linux enterprise server 12 sp1 | 1.6.2-11.1 | fixed |
| Suse | libX11 | linux enterprise server for sap applications 12 sp1 | 1.6.2-11.1 | fixed |
| Suse | libX11 | linux enterprise server 12 sp2 | 1.6.2-11.1 | fixed |
| Suse | libX11 | linux enterprise server for sap applications 12 sp2 | 1.6.2-11.1 | fixed |
| Suse | xorg-x11-libX11 | linux enterprise software development kit 11 sp4 | 7.4-5.11.65.1 | fixed |
| Suse | xorg-x11-libX11 | linux enterprise server 11 sp4 | 7.4-5.11.65.1 | fixed |
| Suse | xorg-x11-libX11 | linux enterprise server for sap applications 11 sp4 | 7.4-5.11.65.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | libx11 | source | sid | 2:1.6.4-1 | low | Not reported | [840439] |
| Debian | libx11 | source | forky | 2:1.6.4-1 | low | Not reported | [840439] |
| Debian | libx11 | source | trixie | 2:1.6.4-1 | low | Not reported | [840439] |
| Debian | libx11 | source | bookworm | 2:1.6.4-1 | low | Not reported | [840439] |
| Alpine | libx11 | apk | 3.2 | 1.6.3-r1 | Not reported | ALPINE-CVE-2016-7942 | Not reported |
| Alpine | libx11 | apk | 3.3 | 1.6.3-r3 | Not reported | ALPINE-CVE-2016-7942 | Not reported |
| Ubuntu | libx11 | deb | 14.04 | 2:1.6.2-1ubuntu2.1 | Not reported | UBUNTU-CVE-2016-7942 | Not reported |
| Ubuntu | libx11 | deb | 16.04 | 2:1.6.3-1ubuntu2.1 | Not reported | UBUNTU-CVE-2016-7942 | Not reported |
| Ubuntu | libx11 | deb | 14.04 | 2:1.6.2-1ubuntu2.1 | Not reported | USN-3758-1 | Not reported |
| Ubuntu | libx11 | deb | 16.04 | 2:1.6.3-1ubuntu2.1 | Not reported | USN-3758-1 | Not reported |
| Ubuntu | libx11 | deb | 18.04 | 2:1.6.4-3ubuntu0.1 | Not reported | USN-3758-1 | Not reported |
| Suse | libX11 | rpm | linux enterprise desktop 12 sp1 | 1.6.2-11.1 | Not reported | SUSE-SU-2016:3001-1 | Not reported |
| Suse | libX11 | rpm | linux enterprise desktop 12 sp2 | 1.6.2-11.1 | Not reported | SUSE-SU-2016:3001-1 | Not reported |
| Suse | libX11 | rpm | linux enterprise server for raspberry pi 12 sp2 | 1.6.2-11.1 | Not reported | SUSE-SU-2016:3001-1 | Not reported |
| Suse | libX11 | rpm | linux enterprise software development kit 12 sp1 | 1.6.2-11.1 | Not reported | SUSE-SU-2016:3001-1 | Not reported |
| Suse | libX11 | rpm | linux enterprise software development kit 12 sp2 | 1.6.2-11.1 | Not reported | SUSE-SU-2016:3001-1 | Not reported |
| Suse | libX11 | rpm | linux enterprise server 12 sp1 | 1.6.2-11.1 | Not reported | SUSE-SU-2016:3001-1 | Not reported |
| Suse | libX11 | rpm | linux enterprise server for sap applications 12 sp1 | 1.6.2-11.1 | Not reported | SUSE-SU-2016:3001-1 | Not reported |
| Suse | libX11 | rpm | linux enterprise server 12 sp2 | 1.6.2-11.1 | Not reported | SUSE-SU-2016:3001-1 | Not reported |
| Suse | libX11 | rpm | linux enterprise server for sap applications 12 sp2 | 1.6.2-11.1 | Not reported | SUSE-SU-2016:3001-1 | Not reported |
| Suse | xorg-x11-libX11 | rpm | linux enterprise software development kit 11 sp4 | 7.4-5.11.65.1 | Not reported | SUSE-SU-2016:3054-1 | Not reported |
| Suse | xorg-x11-libX11 | rpm | linux enterprise server 11 sp4 | 7.4-5.11.65.1 | Not reported | SUSE-SU-2016:3054-1 | Not reported |
| Suse | xorg-x11-libX11 | rpm | linux enterprise server for sap applications 11 sp4 | 7.4-5.11.65.1 | Not reported | SUSE-SU-2016:3054-1 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libx11-6]Fixed
Source package: [libx11]
Details (4)
2:1.8.4-2+deb12u2· amd64 · bookwormFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· arm64 · bookwormFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· amd64 · bookworm-securityFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· arm64 · bookworm-securityFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
- [libx11-data]Fixed
Source package: [libx11]
Details (4)
2:1.8.4-2+deb12u2· all · bookwormFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· all · bookwormFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· all · bookworm-securityFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· all · bookworm-securityFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
- [libx11-dev]Fixed
Source package: [libx11]
Details (4)
2:1.8.4-2+deb12u2· amd64 · bookwormFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· arm64 · bookwormFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· amd64 · bookworm-securityFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· arm64 · bookworm-securityFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
- [libx11-doc]Fixed
Source package: [libx11]
Details (4)
2:1.8.4-2+deb12u2· all · bookwormFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· all · bookwormFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· all · bookworm-securityFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· all · bookworm-securityFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
- [libx11-xcb1]Fixed
Source package: [libx11]
Details (4)
2:1.8.4-2+deb12u2· amd64 · bookwormFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· arm64 · bookwormFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· amd64 · bookworm-securityFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· arm64 · bookworm-securityFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
- [libx11-xcb-dev]Fixed
Source package: [libx11]
Details (4)
2:1.8.4-2+deb12u2· amd64 · bookwormFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· arm64 · bookwormFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· amd64 · bookworm-securityFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
2:1.8.4-2+deb12u2· arm64 · bookworm-securityFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · bookworm; dsa · libx11 · debian · 12
[Debian 13 (Trixie)]
- [libx11-6]Fixed
Source package: [libx11]
Details (2)
2:1.8.12-1· amd64 · trixieFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · 13
2:1.8.12-1· arm64 · trixieFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · 13
- [libx11-data]Fixed
Source package: [libx11]
Details (2)
2:1.8.12-1· all · trixieFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · 13
2:1.8.12-1· all · trixieFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · 13
- [libx11-dev]Fixed
Source package: [libx11]
Details (2)
2:1.8.12-1· amd64 · trixieFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · 13
2:1.8.12-1· arm64 · trixieFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · 13
- [libx11-doc]Fixed
Source package: [libx11]
Details (2)
2:1.8.12-1· all · trixieFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · 13
2:1.8.12-1· all · trixieFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · 13
- [libx11-xcb1]Fixed
Source package: [libx11]
Details (2)
2:1.8.12-1· amd64 · trixieFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · 13
2:1.8.12-1· arm64 · trixieFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · 13
- [libx11-xcb-dev]Fixed
Source package: [libx11]
Details (2)
2:1.8.12-1· amd64 · trixieFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · 13
2:1.8.12-1· arm64 · trixieFixed · Fixed:
2:1.6.4-1dsa · libx11 · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2016_2505-1.json]
- [https://osv.dev/vulnerability/ALPINE-CVE-2016-7942]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2016-7942]
- [https://osv.dev/vulnerability/DLA-684-1]
- [https://osv.dev/vulnerability/SUSE-SU-2016:3001-1]
- [https://osv.dev/vulnerability/SUSE-SU-2016:3054-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2016-7942]
- [https://osv.dev/vulnerability/USN-3758-1]
- [https://security-tracker.debian.org/tracker/CVE-2016-7942]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]