CVE-2026-18090: Gdk-pixbuf: gdk-pixbuf: heap out-of-bounds read in uncompress() via crafted icns rle block

Overview

Severity

Medium (CVSS 6.1)

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

Exploit Status

Not Exploited

Patch Tuesday

2026-Sep

Released

2026-09-13

Last Updated

2026-09-24

EPSS Score

0.23% (percentile: 13.5%)

Affected Products (2)

Open Source Software

• azl3 gdk-pixbuf2 2.42.10-5 on Azure Linux 3.0
• azl3 gdk-pixbuf2 2.42.10-6 on Azure Linux 3.0

Security Updates (1)

• Security Update

Revision History

• 2026-09-13: Information published.
• 2026-09-14: Information published.
• 2026-09-23: Information published.
• 2026-09-24: Information published.