CVE-2023-6931
CVSS 3.1 Score 7.0 of 10 (high)
Details
Published Dec 19, 2023
Updated: Feb 1, 2024
CWE ID 787
Summary
CVE-2023-6931 is a heap out-of-bounds write vulnerability affecting the Linux kernel's Performance Events system component. This flaw can be exploited locally to achieve privilege escalation. The issue arises when the read_size of a perf_event overflows, resulting in an out-of-bounds increment or write in perf_read_group(). To mitigate this risk, it is recommended to upgrade to a kernel version past commit 382c27f4ed28f803b1f1473ac2d8db0afc795a1b.
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