UBUNTU-CVE-2022-50820

In the Linux kernel, the following vulnerability has been resolved: perf/armdmc620: Fix hotplug callback leak in dmc620pmuinit dmc620pmuinit won't remove the callback added by cpuhpsetupstatemulti when platformdriverregister failed. Remove the callback by cpuhpremovemultistate in fail path. Simil...

CVE-2022-50820

CVE-2022-50820 affects the Linux kernel, specifically in the perf/arm_dmc620 subsystem. The vulnerability arises in dmc620_pmu_init(), which may leak a hotplug callback because a callback registered with cpuhp_setup_state_multi() is not removed if platform_driver_register() fails. The documented ...

CVE-2022-50510 perf/smmuv3: Fix hotplug callback leak in arm_smmu_pmu_init()

In the Linux kernel, the following vulnerability has been resolved: perf/smmuv3: Fix hotplug callback leak in armsmmupmuinit armsmmupmuinit won't remove the callback added by cpuhpsetupstatemulti when platformdriverregister failed. Remove the callback by cpuhpremovemultistate in fail path. Simila...