CVE catalog

CVE-2016-7949

libxrender: CVE-2016-7949

[CVE catalog]

Severity
Critical · CVSS 9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
Source
[NVD] · [CVE record]
EPSS
3.72% · Oct 25, 2026

Multiple buffer overflows in the (1) XvQueryAdaptors and (2) XvQueryEncodings functions in X.org libXrender before 0.9.10 allow remote X servers to trigger out-of-bounds write operations via vectors involving length fields.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

DistributionPackageReleaseVersionStatus
Debianlibxrendersid1:0.9.13-1fixed
Debianlibxrenderforky1:0.9.12-1fixed
Debianlibxrendertrixie1:0.9.12-1fixed
Debianlibxrenderbookworm1:0.9.10-1.1fixed
Ubuntulibxrenderpro1:0.9.9-0ubuntu1vulnerable
Ubuntulibxrenderpro1:0.9.9-0ubuntu1+esm1fixed
Ubuntulibxrender14.041:0.9.8-1vulnerable
Ubuntulibxrender14.041:0.9.8-1build0.14.04.1vulnerable
Ubuntulibxrenderpro1:0.9.9-0ubuntu1vulnerable
Ubuntulibxrenderpro1:0.9.9-0ubuntu1+esm1fixed
Susexorg-x11-libXrenderlinux enterprise software development kit 11 sp47.4-1.20.1fixed
Susexorg-x11-libXrenderlinux enterprise server 11 sp47.4-1.20.1fixed
Susexorg-x11-libXrenderlinux enterprise server for sap applications 11 sp47.4-1.20.1fixed

Fixed-version evidence

DistributionPackageTypeReleaseFixed versionUrgencyOriginBugs
Debianlibxrendersourcesid1:0.9.10-1lowNot reported[840443]
Debianlibxrendersourceforky1:0.9.10-1lowNot reported[840443]
Debianlibxrendersourcetrixie1:0.9.10-1lowNot reported[840443]
Debianlibxrendersourcebookworm1:0.9.10-1lowNot reported[840443]
Ubuntulibxrenderdebpro1:0.9.9-0ubuntu1+esm1Not reportedUSN-5436-1Not reported
Ubuntulibxrenderdebpro1:0.9.9-0ubuntu1+esm1Not reportedUBUNTU-CVE-2016-7949Not reported
Susexorg-x11-libXrenderrpmlinux enterprise software development kit 11 sp47.4-1.20.1Not reportedSUSE-SU-2016:3115-1Not reported
Susexorg-x11-libXrenderrpmlinux enterprise server 11 sp47.4-1.20.1Not reportedSUSE-SU-2016:3115-1Not reported
Susexorg-x11-libXrenderrpmlinux enterprise server for sap applications 11 sp47.4-1.20.1Not reportedSUSE-SU-2016:3115-1Not reported

[Debian bug #840443]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

  • [libxrender1]Fixed

    Source package: [libxrender]

    Details (2)

    • 1:0.9.10-1.1 · amd64 · bookworm

      Fixed · Fixed: 1:0.9.10-1

      dsa · libxrender · debian · bookworm; dsa · libxrender · debian · 12

    • 1:0.9.10-1.1 · arm64 · bookworm

      Fixed · Fixed: 1:0.9.10-1

      dsa · libxrender · debian · bookworm; dsa · libxrender · debian · 12

  • [libxrender-dev]Fixed

    Source package: [libxrender]

    Details (2)

    • 1:0.9.10-1.1 · amd64 · bookworm

      Fixed · Fixed: 1:0.9.10-1

      dsa · libxrender · debian · bookworm; dsa · libxrender · debian · 12

    • 1:0.9.10-1.1 · arm64 · bookworm

      Fixed · Fixed: 1:0.9.10-1

      dsa · libxrender · debian · bookworm; dsa · libxrender · debian · 12

[Debian 13 (Trixie)]

  • [libxrender1]Fixed

    Source package: [libxrender]

    Details (2)

    • 1:0.9.12-1 · amd64 · trixie

      Fixed · Fixed: 1:0.9.10-1

      dsa · libxrender · debian · 13

    • 1:0.9.12-1 · arm64 · trixie

      Fixed · Fixed: 1:0.9.10-1

      dsa · libxrender · debian · 13

  • [libxrender-dev]Fixed

    Source package: [libxrender]

    Details (2)

    • 1:0.9.12-1 · amd64 · trixie

      Fixed · Fixed: 1:0.9.10-1

      dsa · libxrender · debian · 13

    • 1:0.9.12-1 · arm64 · trixie

      Fixed · Fixed: 1:0.9.10-1

      dsa · libxrender · debian · 13

Observed:

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]