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CVE-2026-26740

HIGH CVSS: 8.2 Published: 2026-03-18 Modified: 2026-07-23

Description

Buffer Overflow vulnerability in giflib v.5.2.2 allows a remote attacker to cause a denial of service via the EGifGCBToExtension overwriting an existing Graphic Control Extension block without validating its allocated size.

Affected Platforms

Giflib Project Giflib

Weakness Type

CWE-787, CWE-787

References