#VU104271 Memory leak in Linux kernel - CVE-2022-49403
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104271
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-2022-49403
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 devm_kasprintf_strarray() function in lib/string_helpers.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/a152eb42fcecfe41239c3c6695342f3a128593e7
- https://git.kernel.org/stable/c/bf29edab0c9ff3d2633b8306a67d04c357e2a385
- https://git.kernel.org/stable/c/cd290a9839cee2f6641558877e707bd373c8f6f1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19