CVE-2026-33328

Possible integer overflow on 32-bit systems when reading GIF images

State: Published
Severity: 6.8 Medium
Published: Jul 20, 2026
Updated: Jul 21, 2026
Reserved: Mar 18, 2026

Description

libvips is a fast image processing library with low memory needs. On 32-bit systems in versions before and including 8.18.0, the `gifload` operation could incorrectly determine dimensions leading to an integer overflow. This has been patched in version 8.18.1.

Scores

CVSS	Score	Vector	Source
4.0	6.8 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N	GitHub_M

Weaknesses

CWE-190 Integer Overflow or Wraparound

Affected Products

Product	Versions
libvipslibvips	<= 8.18.0Affected

References

https://github.com/libvips/libvips/security/advisories/GHSA-r98w-4fp7-m9c7
https://github.com/libvips/libvips/pull/4935
https://github.com/libvips/libvips/commit/9b633e45abfcf1fc4c84847007c81805193c0969

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.