VDB

CVE-2022-50820

CVE-2022-50820 PUBLISHED

Reported by Linux · Published December 30, 2025

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")

EPSS 0.02% · 6.2th percentile

Risk Scores

EPSS Score
0.02%
6.2th percentile

Affected Products

VendorProductVersions
LinuxLinux53c218da220c3619b5befec4674ffa35d590092a, 53c218da220c3619b5befec4674ffa35d590092a, 53c218da220c3619b5befec4674ffa35d590092a
LinuxLinux5.11, 0, 5.15.86
linuxlinux_kernel5.11, 5.11, 5.11
LinuxLinux53c218da220c3619b5befec4674ffa35d590092a, 53c218da220c3619b5befec4674ffa35d590092a, 53c218da220c3619b5befec4674ffa35d590092a

Timeline

  • Dec 30, 2025 CVE Published
  • Dec 31, 2025 EPSS Score
  • Jan 3, 2026 EPSS Score
  • Jan 7, 2026 EPSS Score
  • Jan 10, 2026 EPSS Score
  • Jan 14, 2026 EPSS Score
  • Jan 17, 2026 EPSS Score
  • Jan 21, 2026 EPSS Score
  • Jan 24, 2026 EPSS Score
  • Jan 28, 2026 EPSS Score
  • Jan 31, 2026 EPSS Score
  • Feb 4, 2026 EPSS Score

References

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