Ubuntu: Security Advisory (USN-7769-3)

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BELL-CVE-2025-38116

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CVE-2025-38116

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix uaf in ath12kcoreinit When the execution of ath12kcorehwgroupassign or ath12kcorehwgroupcreate fails, the registered notifier chain is not unregistered properly. Its memory is freed after rmmod, which may trigge...

CVE-2025-38116

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix uaf in ath12kcoreinit When the execution of ath12kcorehwgroupassign or ath12kcorehwgroupcreate fails, the registered notifier chain is not unregistered properly. Its memory is freed after rmmod, which may trigge...

CVE-2025-38116

In CVE-2025-38116, the Linux kernel’s ath12k wireless driver suffers a use-after-free (UAF) in the notifier chain when ath12k_core_hw_group_assign() or ath12k_core_hw_group_create() fails; the notifier chain is not unregistered and its memory may be freed after rmmod, risking access to freed noti...