#VU104263 Memory leak in Linux kernel - CVE-2022-49381
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104263
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:U/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49381
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 jffs2_free_raw_node_refs() function in fs/jffs2/fs.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/28048a4cf3813b7cf5cc8cce629dfdc7951cb1c2
- https://git.kernel.org/stable/c/3252d327f977b14663a10967f3b0930d6c325687
- https://git.kernel.org/stable/c/4ba7bbeab8009faf3a726e565d98816593ddd5b0
- https://git.kernel.org/stable/c/4da8763a3d2b684c773b72ed80fad40bc264bc40
- https://git.kernel.org/stable/c/69295267c481545f636b69ff341b8db75aa136b9
- https://git.kernel.org/stable/c/c14adb1cf70a984ed081c67e9d27bc3caad9537c
- https://git.kernel.org/stable/c/cf9db013e167bc8fc2ecd7a13ed97a37df0c9dab
- https://git.kernel.org/stable/c/d3a4fff1e7e408c32649030daa7c2c42a7e19a95
- https://git.kernel.org/stable/c/ecc53e58596542791e82eff00702f8af7a313f70
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.47