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CVE-2022-50820

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CVE-2022-50820

Published: Dec 30, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: perf/arm_dmc620: Fix hotplug callback leak in dmc620_pmu_init() dmc620_pmu_init() won't remove the callback added by cpuhp_setup_state_multi() when platform_driver_register() failed. Remove the callback by cpuhp_remove_multi_state() in fail path. Similar to the handling of arm_ccn_init() in commit 26242b330093 ("bus: arm-ccn: Prevent hotplug callback leak")

VendorProductVersions

Linux

Linux

affected
53c218da220c3619b5befec4674ffa35d590092a - < b99fbe8d949a99fe456f08c7aad421327685aa50
affected
53c218da220c3619b5befec4674ffa35d590092a - < af170afa97e50d4169cfaa7ff4ec5d3841182641
affected
53c218da220c3619b5befec4674ffa35d590092a - < adf7c3bbcc819db6e95b6a61c9822230f0ef4778
affected
53c218da220c3619b5befec4674ffa35d590092a - < d9f564c966e63925aac4ba273a9319d7fb6f4b4e

Linux

Linux

affected
5.11
unaffected
0 - < 5.11
unaffected
5.15.86 - <= 5.15.*
unaffected
6.0.16 - <= 6.0.*
unaffected
6.1.2 - <= 6.1.*

+1 more versions

References

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