SB20250227131 - Input validation error in Linux kernel net team driver
Published: February 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250227131
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-2025-21787)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the team_nl_options_set_doit() function in drivers/net/team/team_core.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/4236bf4716589558cc0f3c3612642b2c2141b04e
- https://git.kernel.org/stable/c/4512482e4805dd30bc77dec511f2a2edba5cb868
- https://git.kernel.org/stable/c/5bef3ac184b5626ea62385d6b82a1992b89d7940
- https://git.kernel.org/stable/c/8401cade1918281177974b32c925afdce750d292
- https://git.kernel.org/stable/c/d071a91fa614ecdf760c29f61f6a7bfb7df796d6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.79