SB20240620269 - Resource management error in Linux kernel fbdev core driver
Published: June 20, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240620269
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource management error (CVE-ID: CVE-2024-26798)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error 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 website.
References
- https://git.kernel.org/stable/c/20a4b5214f7bee13c897477168c77bbf79683c3d
- https://git.kernel.org/stable/c/2f91a96b892fab2f2543b4a55740c5bee36b1a6b
- https://git.kernel.org/stable/c/73a6bd68a1342f3a44cac9dffad81ad6a003e520
- https://git.kernel.org/stable/c/a2c881413dcc5d801bdc9535e51270cc88cb9cd8
- https://git.kernel.org/stable/c/00d6a284fcf3fad1b7e1b5bc3cd87cbfb60ce03f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.151
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.81
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.21
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8