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CVE-2021-46829

Public on 2022-07-24
Modified on 2023-09-19
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.

Severity
Medium
See what this means
CVSS v3 Base Score
6.6
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2023 gdk-pixbuf2 2023-09-14 00:55 ALAS2023-2023-352
Amazon Linux 2023 gdk-pixbuf2 2023-08-31 21:48 ALAS2023-2023-341

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 6.6 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
NVD CVSSv3 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H