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A flaw was found in the Linux kernel. A use-after-free memory flaw was found in the perf subsystem allowing a local attacker with permission to monitor perf events to corrupt memory and possibly escalate privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

🗓️ 09 Dec 2020 00:00:00Reported by MicrosoftType 
mscve
 mscve🔗 msrc.microsoft.com👁 1 Views

A use-after-free in the Linux kernel perf subsystem allows a local attacker to corrupt memory and escalate privileges.

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Vulners
Node
microsoftcm1_kernel_5.4.91-1Range<5.4.91-1

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09 Dec 2020 00:00Current
8.3High risk
Vulners AI Score8.3
CVSS 24.6
CVSS 3.17.8
EPSS0.00302
Linux kerneluse after freeperf subsystemlocal attackermonitor perf eventsprivilege escalationmemory corruptiondata confidentialitysystem availability
1