SB20250502299 - Input validation error in Linux kernel can j1939
Published: May 2, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250502299
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-2022-49845)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the j1939_send_one() function in net/can/j1939/main.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/2719f82ad5d8199cf5f346ea8bb3998ad5323b72
- https://git.kernel.org/stable/c/3eb3d283e8579a22b81dd2ac3987b77465b2a22f
- https://git.kernel.org/stable/c/69e86c6268d59ceddd0abe9ae8f1f5296f316c3c
- https://git.kernel.org/stable/c/d0513b095e1ef1469718564dec3fb3348556d0a8
- https://git.kernel.org/stable/c/f8e0edeaa0f2b860bdbbf0aafb4492533043d650
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.155