CVE-2021-40633

HIGH

giflib 5.1.4 - Denial of Service via Memory Leak in gif2rgb

Title source: llm
STIX 2.1

Description

A memory leak (out-of-memory) in gif2rgb in util/gif2rgb.c in giflib 5.1.4 allows remote attackers trigger an out of memory exception or denial of service via a gif format file.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://sourceforge.net/p/giflib/bugs/157/

Scores

CVSS v3 8.8
EPSS 0.0152
EPSS Percentile 71.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-401
Status published
Products (1)
giflib_project/giflib 5.1.4
Published Jun 14, 2022
Tracked Since Feb 18, 2026