Use of uninitialized resource in Linux kernel - CVE-2022-49567
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104773
CSH Severity: Low
CVSS v4: 6.8 [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]
CVE-ID: CVE-2022-49567
CWE-ID: CWE-908
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to use of uninitialized resource within the mpol_rebind_preferred() function in mm/mempolicy.c. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
How to mitigate CVE-2022-49567
Install update from vendor's website.
Linux kernel - update to 5.10.134
External References
- https://git.kernel.org/stable/c/018160ad314d75b1409129b2247b614a9f35894c
- https://git.kernel.org/stable/c/13d51565cec1aa432a6ab363edc2bbc53c6f49cb
- https://git.kernel.org/stable/c/5735845906fb1d90fe597f8b503fc0a857d475e3
- https://git.kernel.org/stable/c/777e563f10e91e91130fe06bee85220d508e7b9b
- https://git.kernel.org/stable/c/8c5429a04ccd8dbcc3c753dab2f4126774ec28d4
- https://git.kernel.org/stable/c/a1f8765f68bc9bf5744b365bb9f5e0b6db93edfe
- https://git.kernel.org/stable/c/aaa1c5d635a6fca2043513ffb5be169f9cd17d9e
- https://git.kernel.org/stable/c/ddb3f0b68863bd1c5f43177eea476bce316d4993
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.134