SB2025022866 - Input validation error in Linux kernel core
Published: February 28, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025022866
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-2025-21808)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the dev_xdp_attach() function in net/core/dev.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/3595599fa8360bb3c7afa7ee50c810b4a64106ea
- https://git.kernel.org/stable/c/557707906dd3e34b8a8c265f664d19f95799937e
- https://git.kernel.org/stable/c/5a9eae683d6c36e8a7aa31e5eb8b369e41aa66e1
- https://git.kernel.org/stable/c/b1bc4a35a04cbeb85b6ef5911ec015baa424989f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.76