What’s Vulnerable › Vulnerabilities

CVE-2022-50201: selinux: fix memleak in security_read_state_kernel()

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-06-18 · updated 2026-06-17
• Weakness: CWE-401

Description

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]

Affected products

• Linux kernel: from 5.12 before 5.15.61; from 5.16 before 5.18.18; from 5.19 before 5.19.2 — fixed in 5.15.61, 5.18.18, 5.19.2

How to fix

Upgrade to a fixed version: Linux kernel 5.15.61, 5.18.18, 5.19.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1fc1f72aad2070d34022d0823e4cf09706b53f25
• https://git.kernel.org/stable/c/73de1befcc53a7c68b0c5e76b9b5ac41c517760f
• https://git.kernel.org/stable/c/c877c5217145bda8fd95f506bf42f8d981afa57d
• https://git.kernel.org/stable/c/f3cd7562c0a6774fc62d79654482014020e574f5

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