#VU115842 Memory leak in Linux kernel - CVE-2022-50404
Published: September 19, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115842
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-50404
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the fbcon_do_set_font() function in drivers/video/fbdev/core/fbcon.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/06926607b9fddf7ce8017493899ce6eb7e79a123
- https://git.kernel.org/stable/c/3c3bfb8586f848317ceba5d777e11204ba3e5758
- https://git.kernel.org/stable/c/88ec6d11052da527eb9268831e7a9bc5bbad02f6
- https://git.kernel.org/stable/c/a609bfc1e644a8467cb31945ed1488374ebdc013
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.2