CVE-2022-50820

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")

The following products are affected by CVE-2022-50820 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2022-50820.

URL	Resource
https://git.kernel.org/stable/c/adf7c3bbcc819db6e95b6a61c9822230f0ef4778
https://git.kernel.org/stable/c/af170afa97e50d4169cfaa7ff4ec5d3841182641
https://git.kernel.org/stable/c/b99fbe8d949a99fe456f08c7aad421327685aa50
https://git.kernel.org/stable/c/d9f564c966e63925aac4ba273a9319d7fb6f4b4e
https://lore.kernel.org/linux-cve-announce/2025123016-CVE-2022-50820-c3d9@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2022-50820
https://www.cve.org/CVERecord?id=CVE-2022-50820