SB2025050296 - Memory leak in Linux kernel x25
Published: May 2, 2025 Updated: May 10, 2025
Security Bulletin ID
SB2025050296
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) Memory leak (CVE-ID: CVE-2022-49809)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the x25_lapb_receive_frame() function in net/x25/x25_dev.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/0ef17d966445358a55c5f4ccf2c73cca3e39192b
- https://git.kernel.org/stable/c/2929cceb2fcf0ded7182562e4888afafece82cce
- https://git.kernel.org/stable/c/2d675be16a461310d738d93f9f1a00da62055c5a
- https://git.kernel.org/stable/c/9f00da9c866d506998bf0a3f699ec900730472da
- https://git.kernel.org/stable/c/c8baf1fc248b2e88642f094fea9509a9bf98c5bb
- https://git.kernel.org/stable/c/dfcfbe4f2e4b2c81cff4e79b48502d97fda73118
- https://git.kernel.org/stable/c/e109b41870db995cae25dfaf0cc3922f9028b1a1
- https://git.kernel.org/stable/c/fda0ba7c84b46d10947c687320804b9de149a921
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.334