SB2025071160 - Input validation error in Linux kernel ethernet cortina driver
Published: July 11, 2025
Security Bulletin ID
SB2025071160
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-2025-38331)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the gmac_map_tx_bufs() function in drivers/net/ethernet/cortina/gemini.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/1b503b790109d19710ec83c589c3ee59e95347ec
- https://git.kernel.org/stable/c/2bd434bb0eeb680c2b3dd6c68ca319b30cb8d47f
- https://git.kernel.org/stable/c/6a07e3af4973402fa199a80036c10060b922c92c
- https://git.kernel.org/stable/c/a37888a435b0737128d2d9c6f67b8d608f83df7a
- https://git.kernel.org/stable/c/ebe12e232f1d58ebb4b53b6d9149962b707bed91