PT-2025-49653 · Linux+2 · Linux Kernel+2
Published
2025-12-09
·
Updated
2026-03-24
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CVE-2023-53793
None
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Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
The perf tool within the Linux kernel contains a memory leak in the x86 CPUID detection mechanism. The leak occurs when using the
perf env read cpuid function, triggered during CPUID detection. The issue was identified by a leak sanitizer, indicating a direct leak of 21 bytes in memory allocated via interceptor strdup. The leak is associated with the perf env cpuid function and impacts the configuration of event selection (evsel config) and event list configuration (evlist config).Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
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Related Identifiers
Affected Products
Centos
Linux Kernel
Red Hat