Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100746)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100746 advisory. In the Linux kernel, the following vulnerability has been resolved: dm cache policy smq: check allocation under invalidate lock commit 2d1f7b65f5de dm cache policy...

CVE-2026-53062

The CVE-2026-53062 entry describes a Linux kernel flaw in the dm-cache policy smq in passthrough mode where invalidate_mapping is invoked concurrently by multiple workers without proper locking. This race can cause data races on the allocated blocks counter and potential use-after-free issues in ...

CVE-2026-53062 dm cache policy smq: fix missing locks in invalidating cache blocks

In the Linux kernel, the following vulnerability has been resolved: dm cache policy smq: fix missing locks in invalidating cache blocks In passthrough mode, the policy invalidatemapping operation is called simultaneously from multiple workers, thus it should be protected by a lock. Otherwise, we...

CVE-2026-53062 dm cache policy smq: fix missing locks in invalidating cache blocks

In the Linux kernel, the following vulnerability has been resolved: dm cache policy smq: fix missing locks in invalidating cache blocks In passthrough mode, the policy invalidatemapping operation is called simultaneously from multiple workers, thus it should be protected by a lock. Otherwise, we...