CVE-2022-50404 — Missing Release of Memory after Effective Lifetime in Linux
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 95.09%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedSep 18
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().
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages4 packages
▶CVEListV5linux/linux868749a7456dc48e93887a8474194e2ee6d6c21f — 5a341810a22e51c3a7a108f7896b5fd58d44d127+6
Patches
🔴Vulnerability Details
2OSV▶
CVE-2022-50404: In the Linux kernel, the following vulnerability has been resolved: fbdev: fbcon: release buffer when fbcon_do_set_font() failed syzbot is reporting m↗2025-09-18
GHSA▶
GHSA-mj94-g7gv-r97m: In the Linux kernel, the following vulnerability has been resolved:
fbdev: fbcon: release buffer when fbcon_do_set_font() failed
syzbot is reporting↗2025-09-18