Skip to content
CVE PROGRAM SOURCE RECORDUnscored

CVE-2022-50820

perf/arm_dmc620: Fix hotplug callback leak in dmc620_pmu_init()

Read JSON ↗CVE.org ↗
Status
Published
Published
Updated
Assigning organization
Linux

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")

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 53c218da220c3619b5befec4674ffa35d590092a to < b99fbe8d949a99fe456f08c7aad421327685aa50affected
  • 53c218da220c3619b5befec4674ffa35d590092a to < af170afa97e50d4169cfaa7ff4ec5d3841182641affected
  • 53c218da220c3619b5befec4674ffa35d590092a to < adf7c3bbcc819db6e95b6a61c9822230f0ef4778affected
  • 53c218da220c3619b5befec4674ffa35d590092a to < d9f564c966e63925aac4ba273a9319d7fb6f4b4eaffected

Linux Linux

Default version status: affected

  • 5.11affected
  • 0 to < 5.11unaffected
  • 5.15.86 to ≤ 5.15.*unaffected
  • 6.0.16 to ≤ 6.0.*unaffected
  • 6.1.2 to ≤ 6.1.*unaffected
  • 6.2 to ≤ *unaffected

References