CVE-2022-50189: tools/power turbostat: Fix file pointer leak

Severity: high (CVSS 7.1 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-772

Description

In the Linux kernel, the following vulnerability has been resolved: tools/power turbostat: Fix file pointer leak Currently if a fscanf fails then an early return leaks an open file pointer. Fix this by fclosing the file before the return. Detected using static analysis with cppcheck: tools/power/x86/turbostat/turbostat.c:2039:3: error: Resource leak: fp [resourceLeak]

Affected products

Linux kernel: from 5.19 before 5.19.2 — fixed in 5.19.2

How to fix

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

References

https://git.kernel.org/stable/c/2ebf6f5946817f33fb33e613e359229e98164eb3
https://git.kernel.org/stable/c/5e5fd36c58d6c820f7292ee492c3731c9a104a41

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