Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-010849)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010849 advisory. In the Linux kernel, the following vulnerability has been resolved: posix-timers: Prevent RT livelock in itimerdelete itimerdelete has a retry loop when the timer is...

CVE-2023-53815

CVE-2023-53815 affects the Linux kernel’s posix timers handling. It describes an RT livelock in itimer_delete() when the timer is concurrently expired; on non-RT kernels this retries by spin-waiting, except for posix CPU timers with HAVE_POSIX_CPU_TIMERS_TASK_WORK. The fix replaces a spin_unlock(...