Unrated severityNVD Advisory· Published Sep 18, 2025· Updated Feb 6, 2026
fbdev: fbcon: release buffer when fbcon_do_set_font() failed
CVE-2022-50404
Description
In the Linux kernel, the following vulnerability has been resolved:
fbdev: fbcon: release buffer when fbcon_do_set_font() failed
syzbot is reporting memory leak at fbcon_do_set_font() [1], for commit a5a923038d70 ("fbdev: fbcon: Properly revert changes when vc_resize() failed") missed that the buffer might be newly allocated by fbcon_set_font().
Affected products
2- Linux/Linuxv5Range: 6.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
5- git.kernel.org/stable/c/06926607b9fddf7ce8017493899ce6eb7e79a123mitre
- git.kernel.org/stable/c/3c3bfb8586f848317ceba5d777e11204ba3e5758mitre
- git.kernel.org/stable/c/5a341810a22e51c3a7a108f7896b5fd58d44d127mitre
- git.kernel.org/stable/c/88ec6d11052da527eb9268831e7a9bc5bbad02f6mitre
- git.kernel.org/stable/c/a609bfc1e644a8467cb31945ed1488374ebdc013mitre
News mentions
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