SB2025030679 - Input validation error in Linux kernel x86 pci
Published: March 6, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025030679
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) Input validation error (CVE-ID: CVE-2025-21831)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the DECLARE_PCI_FIXUP_SUSPEND() function in arch/x86/pci/fixup.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/5ee3dd6e59b834e4d66e8b16fc684749ee40a257
- https://git.kernel.org/stable/c/8852e056e297df1d8635ee7504e780d3184e45d0
- https://git.kernel.org/stable/c/a78dfe50fffe6058afed2bb04c50c2c9a16664ee
- https://git.kernel.org/stable/c/b1049f2d68693c80a576c4578d96774a68df2bad
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.78