SB20240711196 - Input validation error in Linux kernel x86 boot
Published: July 11, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240711196
CSH 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 vulnerability.
1) Input validation error (CVE-ID: CVE-2024-26678)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: 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
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the ALIGN() function in arch/x86/boot/setup.ld. 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/4adeeff8c12321cd453412a659c3c0eeb9bb2397
- https://git.kernel.org/stable/c/1ad55cecf22f05f1c884adf63cc09d3c3e609ebf
- https://git.kernel.org/stable/c/0a962f2fbaa976af9eed21d0306370cded485787
- https://git.kernel.org/stable/c/d327e961573fc335af0ae8a160302205327e1f4e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.88