CVE-2025-68354

regulator: core: Protect regulator_supply_alias_list with regulator_list_mutex

State
Published
Severity
Not scored
Published
Dec 24, 2025
Updated
May 11, 2026
Reserved
Dec 16, 2025

Read the record on cve.org

Description

In the Linux kernel, the following vulnerability has been resolved:

regulator: core: Protect regulator_supply_alias_list with regulator_list_mutex

regulator_supply_alias_list was accessed without any locking in regulator_supply_alias(), regulator_register_supply_alias(), and regulator_unregister_supply_alias(). Concurrent registration, unregistration and lookups can race, leading to:

1 use-after-free if an alias entry is removed while being read, 2 duplicate entries when two threads register the same alias, 3 inconsistent alias mappings observed by consumers.

Protect all traversals, insertions and deletions on regulator_supply_alias_list with the existing regulator_list_mutex.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • a06ccd9c3785fa5550917ae036944f4e080b5749 to before e1587064137028e7edcca14fb766b68d27bec94bAffected
  • a06ccd9c3785fa5550917ae036944f4e080b5749 to before 9d041a7ba13f21adfac052eb3fda1df62f2166c1Affected
  • a06ccd9c3785fa5550917ae036944f4e080b5749 to before a63fbc07d1b34a9821ea3b31ff4e6456f9d0aa61Affected
  • a06ccd9c3785fa5550917ae036944f4e080b5749 to before 09811a83b214cc15521e0d818e43ae9043e9a28dAffected
  • a06ccd9c3785fa5550917ae036944f4e080b5749 to before a9864d42ebcdd394ebb864643b961b36e7b515beAffected
  • a06ccd9c3785fa5550917ae036944f4e080b5749 to before 431a1d44ad4866362cc28fc1cc4ca93d84989239Affected
  • a06ccd9c3785fa5550917ae036944f4e080b5749 to before 64099b5c0aeb70bc7cd5556eb7f59c5b4a5010bfAffected
  • a06ccd9c3785fa5550917ae036944f4e080b5749 to before 0cc15a10c3b4ab14cd71b779fd5c9ca0cb2bc30dAffected
LinuxLinux
  • 3.13Affected
  • before 3.13Not affected
  • 5.10.248 through 5.10.*Not affected
  • 5.15.198 through 5.15.*Not affected
  • 6.1.160 through 6.1.*Not affected
  • 6.6.120 through 6.6.*Not affected
  • 6.12.63 through 6.12.*Not affected
  • 6.17.13 through 6.17.*Not affected
  • 6.18.2 through 6.18.*Not affected
  • 6.19 and laterNot affected

References

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