SB2025061011 - Improper locking in Linux kernel can
Published: June 10, 2025
Security Bulletin ID
SB2025061011
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) Improper locking (CVE-ID: CVE-2025-38004)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the bcm_can_tx(), bcm_tx_timeout_handler() and bcm_tx_setup() functions in net/can/bcm.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/2a437b86ac5a9893c902f30ef66815bf13587bf6
- https://git.kernel.org/stable/c/7595de7bc56e0e52b74e56c90f7e247bf626d628
- https://git.kernel.org/stable/c/76c84c3728178b2d38d5604e399dfe8b0752645e
- https://git.kernel.org/stable/c/8f1c022541bf5a923c8d6fa483112c15250f30a4
- https://git.kernel.org/stable/c/c2aba69d0c36a496ab4f2e81e9c2b271f2693fd7
- https://git.kernel.org/stable/c/c4e8a172501e677ebd8ea9d9161d97dc4df56fbd
- https://git.kernel.org/stable/c/cc55dd28c20a6611e30596019b3b2f636819a4c0
- https://git.kernel.org/stable/c/fbd8fdc2b218e979cfe422b139b8f74c12419d1f