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Advisory severityMedium4.7Red Hat Linux

Medium [CVE-2026-81893] invalid write in JPEG ICC profile parser on error recovery

This medium-severity Red Hat Linux advisory covers CVE-2026-81893 affecting Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-81893 Source published Source updated

VulniPulse record published Record updated

CVE-2026-81893
Affected products & platforms
Red Hat LinuxRed Hat Enterprise Linux
Open source advisory

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Summary

A flaw was found in gdk-pixbuf. When loading a specially crafted JPEG image containing chunked ICC profile markers, an error during ICC profile parsing can leave stale size metadata after the profile buffer is freed.

A subsequent allocation in the same decode can cause an out-of-bounds write, potentially crashing the application. Affected version >= 2.26.4 Red Hat Product Security has rated this issue as having Moderate security impact.

Red Hat severity: Moderate — CVSS 4.7 (CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H). Weakness: CWE-787.

Affected Red Hat products: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9. Red Hat does not currently list a fixing RHSA for this CVE.

Affected products named by the advisory: Red Hat package: gdk-pixbuf2.

Affected versions
  • 2.26.4

Official advisory · high-confidence parse· fetched 12 days ago·verify at source

Fixed versions

No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.

Official advisory · high-confidence parse· fetched 12 days ago·verify at source

Mitigation checklist

Recommended fix / mitigation
  • Avoid opening or automatically indexing untrusted JPEG images with applications linked against a vulnerable gdk-pixbuf version until an updated package is installed.

Official advisory · high-confidence parse· fetched 12 days ago·verify at source

Discussion(0)

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