Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007430)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007430 advisory. In the Linux kernel, the following vulnerability has been resolved: fs/proc: dotaskstat: use sig-statslock to gather the threads/children stats locktasksighand can...

fs/proc: do_task_stat: use sig->stats_lock to gather the threads/children stats

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kernel: fs/proc: do_task_stat: use sig->stats_lock to gather the threads/children stats

A vulnerability was found in the dotaskstat function in the Linux kernel, where due to excessive lock contention, a potential hard lockup could be created. This can create a performance bottleneck and lead to kernel unresponsiveness...

kernel: fs/proc: do_task_stat: use sig->stats_lock to gather the threads/children stats

A vulnerability was found in the dotaskstat function in the Linux kernel, where due to excessive lock contention, a potential hard lockup could be created. This can create a performance bottleneck and lead to kernel unresponsiveness...

UBUNTU-CVE-2024-26686

In the Linux kernel, the following vulnerability has been resolved: fs/proc: dotaskstat: use sig-statslock to gather the threads/children stats locktasksighand can trigger a hard lockup. If NRCPUS threads call dotaskstat at the same time and the process has NRTHREADS, it will spin with irqs...