CVE-2021-46829
High
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.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Gnome Gdk-pixbuf
PublishedJul 24, 2022
First seenJul 24, 2022
How to fix
Update
- gnome gdk-pixbuf2.42.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| gnome gdk-pixbuf | v < 2.42.8 | 2.42.8 |
| fedoraproject fedora | 35 | — |
| debian debian_linux | 11.0 | — |
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