PT-2022-7358
CVE-2022-2938
·
Published
2022-01-10
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Updated
2026-10-18
Description by
CVSS 3.1
7.8
HighMetricsAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
The issue is related to the psi trigger poll() function in the kernel/sched/psi.c module of the Linux kernel's Pressure Stall Information (PSI) system. It involves the reuse of previously freed memory, which could allow an attacker to impact the confidentiality, integrity, and availability of protected information. The flaw could enable an attacker to crash the system or cause other memory-corruption side effects.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
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