CVE-2021-46829

HIGH

GDK-PixBuf <2.42.8 - Buffer Overflow

Title source: llm
STIX 2.1

Description

GNOME GdkPixbuf (aka GDK-PixBuf) before 2.42.8 allows a heap-based buffer overflow when compositing or clearing frames in GIF files, as demonstrated by io-gif-animation.c composite_frame. This overflow is controllable and could be abused for code execution, especially on 32-bit systems.

References (9)

Core 9
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://gitlab.gnome.org/GNOME/gdk-pixbuf/-/issues/190
Exploit, Third Party Advisory x_refsource_misc
https://gitlab.gnome.org/GNOME/gdk-pixbuf/-/merge_requests/121
Mailing List, Third Party Advisory x_refsource_misc
https://www.openwall.com/lists/oss-security/2022/07/23/1
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2022/07/25/1
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2022/dsa-5228

Scores

CVSS v3 7.8
EPSS 0.0043
EPSS Percentile 62.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-190
Status published
Products (3)
debian/debian_linux 11.0
fedoraproject/fedora 35
gnome/gdk-pixbuf < 2.42.8
Published Jul 24, 2022
Tracked Since Feb 18, 2026