CVE-2022-48799

perf: Fix list corruption in perf_cgroup_switch()

Description

In the Linux kernel, the following vulnerability has been resolved: perf: Fix list corruption in perf_cgroup_switch() There's list corruption on cgrp_cpuctx_list. This happens on the following path: perf_cgroup_switch: list_for_each_entry(cgrp_cpuctx_list) cpu_ctx_sched_in ctx_sched_in ctx_pinned_sched_in merge_sched_in perf_cgroup_event_disable: remove the event from the list Use list_for_each_entry_safe() to allow removing an entry during iteration.

N/A

CVSS

Severity:

EPSS 0.11%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/5d76ed4223403f90421782adb2f20a9ecbc93186
https://git.kernel.org/stable/c/30d9f3cbe47e1018ddc8069ac5b5c9e66fbdf727
https://git.kernel.org/stable/c/a2ed7b29d0673ba361546e2d87dbbed149456c45
https://git.kernel.org/stable/c/f6b5d51976fcefef5732da3e3feb3ccff680f7c8
https://git.kernel.org/stable/c/7969fe91c9830e045901970e9d755b7505881d4a
https://git.kernel.org/stable/c/2142bc1469a316fddd10012d76428f7265258f81
https://git.kernel.org/stable/c/5f4e5ce638e6a490b976ade4a40017b40abb2da0

Frequently Asked Questions

What is the severity of CVE-2022-48799?: CVE-2022-48799 has not yet been assigned a CVSS score.
How to fix CVE-2022-48799?: To fix CVE-2022-48799, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-48799 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2022-48799 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-48799?: CVE-2022-48799 affects Linux Linux, Linux Linux.

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