CVE-2022-50201
MEDIUM severity · CVSS 5.5 · CWE-401
5.5CVSS MEDIUM
Summary
In the Linux kernel, the following vulnerability has been resolved: selinux: fix memleak in security_read_state_kernel() In this function, it directly returns the result of __security_read_policy without freeing the allocated memory in *data, cause memory leak issue, so free the memory if __security_read_policy failed. [PM: subject line tweak]
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/1fc1f72aad2070d34022d0823e4cf09706b53f25 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/1fc1f72aad2070d34022d0823e4cf09706b53f25Patch
- https://git.kernel.org/stable/c/73de1befcc53a7c68b0c5e76b9b5ac41c517760fPatch
- https://git.kernel.org/stable/c/c877c5217145bda8fd95f506bf42f8d981afa57dPatch
- https://git.kernel.org/stable/c/f3cd7562c0a6774fc62d79654482014020e574f5Patch