CVE-2025-68354

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxa06ccd9c3785fa5550917ae036944f4e080b5749 < e1587064137028e7edcca14fb766b68d27bec94baffected
LinuxLinuxa06ccd9c3785fa5550917ae036944f4e080b5749 < 9d041a7ba13f21adfac052eb3fda1df62f2166c1affected
LinuxLinuxa06ccd9c3785fa5550917ae036944f4e080b5749 < a63fbc07d1b34a9821ea3b31ff4e6456f9d0aa61affected
LinuxLinuxa06ccd9c3785fa5550917ae036944f4e080b5749 < 09811a83b214cc15521e0d818e43ae9043e9a28daffected
LinuxLinuxa06ccd9c3785fa5550917ae036944f4e080b5749 < a9864d42ebcdd394ebb864643b961b36e7b515beaffected
LinuxLinuxa06ccd9c3785fa5550917ae036944f4e080b5749 < 431a1d44ad4866362cc28fc1cc4ca93d84989239affected
LinuxLinuxa06ccd9c3785fa5550917ae036944f4e080b5749 < 64099b5c0aeb70bc7cd5556eb7f59c5b4a5010bfaffected
LinuxLinuxa06ccd9c3785fa5550917ae036944f4e080b5749 < 0cc15a10c3b4ab14cd71b779fd5c9ca0cb2bc30daffected
LinuxLinux3.13affected
LinuxLinux0 < 3.13unaffected
LinuxLinux5.10.248 <= 5.10.*unaffected
LinuxLinux5.15.198 <= 5.15.*unaffected
LinuxLinux6.1.160 <= 6.1.*unaffected
LinuxLinux6.6.120 <= 6.6.*unaffected
LinuxLinux6.12.63 <= 6.12.*unaffected
LinuxLinux6.17.13 <= 6.17.*unaffected
LinuxLinux6.18.2 <= 6.18.*unaffected
LinuxLinux6.19 <= *unaffected

Weaknesses

References