CVEvulnerability

CVE-2026-26740

8.2 HIGH Published 2026-03-18 Modified 2026-07-23 Official page ↗
Status
Modified
Published
2026-03-18
Last modified
2026-07-23
Assigner
[email protected]
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
8.2 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
CVSS 3.1 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-787

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 configurations

• giflib project giflib 5.2.2

Related

Weakness · CWE (1)

  • CWE-787 Out-of-bounds Write weakness

References