#VU108195 Memory leak in Linux kernel - CVE-2022-49809
Published: May 2, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108195
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49809
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
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.
External links
- 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