SB20240608100 - Division by zero in Linux kernel fbdev sis driver
Published: June 8, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240608100
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) Division by zero (CVE-ID: CVE-2024-26777)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a division by zero error within the sisfb_check_var() function in drivers/video/fbdev/sis/sis_main.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/84246c35ca34207114055a87552a1c4289c8fd7e
- https://git.kernel.org/stable/c/6db07619d173765bd8622d63809cbfe361f04207
- https://git.kernel.org/stable/c/cd36da760bd1f78c63c7078407baf01dd724f313
- https://git.kernel.org/stable/c/df6e2088c6f4cad539cf67cba2d6764461e798d1
- https://git.kernel.org/stable/c/f329523f6a65c3bbce913ad35473d83a319d5d99
- https://git.kernel.org/stable/c/99f1abc34a6dde248d2219d64aa493c76bbdd9eb
- https://git.kernel.org/stable/c/1d11dd3ea5d039c7da089f309f39c4cd363b924b
- https://git.kernel.org/stable/c/e421946be7d9bf545147bea8419ef8239cb7ca52
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.308
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.211
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.150
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.270
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.80
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8