PT-2025-54002 · Linux · Linux Kernel
Published
2025-12-30
·
Updated
2026-03-24
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CVE-2023-54173
None
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Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
A flaw exists in the Linux kernel related to the bpf event output function. The issue arises from nesting protection being used without preemption being disabled. This can lead to a kernel crash when a task is preempted by another while inside the nesting protection, potentially causing multiple tasks to use the same perf sample data buffer. This was reported through a kernel crash report and a related issue report. The fix involves disabling preemption within the bpf event output function.
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
Linux Kernel