CVE-2023-54173

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.