SB20250422105 - NULL pointer dereference in Linux kernel atm
Published: April 22, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250422105
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) NULL pointer dereference (CVE-ID: CVE-2025-22018)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the MPOA_cache_impos_rcvd() function in net/atm/mpc.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/09691f367df44fe93255274d80a439f9bb3263fc
- https://git.kernel.org/stable/c/0ef6e49881b6b50ac454cb9d6501d009fdceb6fc
- https://git.kernel.org/stable/c/14c7aca5ba2740973de27c1bb8df77b4dcb6f775
- https://git.kernel.org/stable/c/1505f9b720656b17865e4166ab002960162bf679
- https://git.kernel.org/stable/c/3c23bb2c894e9ef2727682f98c341b20f78c9013
- https://git.kernel.org/stable/c/9da6b6340dbcf0f60ae3ec6a7d6438337c32518a
- https://git.kernel.org/stable/c/ab92f51c7f53a08f1a686bfb80690ebb3672357d
- https://git.kernel.org/stable/c/bf2986fcf82a449441f9ee4335df19be19e83970
- https://git.kernel.org/stable/c/d7f1e4a53a51cc6ba833afcb40439f18dab61c1f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.180