#VU104667 Improper locking in Linux kernel - CVE-2022-49379
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104667
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-2022-49379
CWE-ID: CWE-667
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 improper locking within the DEFINE_SHOW_ATTRIBUTE(), deferred_probe_timeout_work_func() and driver_probe_done() functions in drivers/base/dd.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/29357883a89193863f3cc6a2c5e0b42ceb022761
- https://git.kernel.org/stable/c/4ad6af07efcca85369c21e4897b3020cff2c170b
- https://git.kernel.org/stable/c/528229474e1cbb1b3451cb713d94aecb5f6ee264
- https://git.kernel.org/stable/c/5ee76c256e928455212ab759c51d198fedbe7523
- https://git.kernel.org/stable/c/71cbce75031aed26c72c2dc8a83111d181685f1b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.122