Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1487)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1487 advisory. In the Linux kernel, the following vulnerability has been resolved: md: suspend array while updating raiddisks via sysfs CVE-2025-71225 In the Linux kernel, the following vulnerability has bee...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: md: suspend array while updating raiddisks via sysfs CVE-2025-71225 In the Linux kernel, the following vulnerability has been resolved: btrfs: fix reservation leak in some error paths when inserting inline extent...

CVE-2026-23159

In the Linux kernel, the following vulnerability has been resolved: perf: sched: Fix perf crash with new isusertask helper In order to do a user space stacktrace the current task needs to be a user task that has executed in user space. It use to be possible to test if a task is a user task or not...

UBUNTU-CVE-2026-23159

In the Linux kernel, the following vulnerability has been resolved: perf: sched: Fix perf crash with new isusertask helper In order to do a user space stacktrace the current task needs to be a user task that has executed in user space. It use to be possible to test if a task is a user task or not...

CVE-2026-23159 perf: sched: Fix perf crash with new is_user_task() helper

In the Linux kernel, the following vulnerability has been resolved: perf: sched: Fix perf crash with new isusertask helper In order to do a user space stacktrace the current task needs to be a user task that has executed in user space. It use to be possible to test if a task is a user task or not...

CVE-2026-23159

CVE-2026-23159 is a Linux kernel vulnerability related to perf: sched crashing when tracing user-space tasks. The issue arose from an unsafe test for user-space task memory access: older checks relied on task_struct.mm, newer code attempted PF_KTHREAD checks and is_user_task() but not all kernel ...

PT-2026-8154

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the perf subsystem related to user space stack tracing. A race condition can occur when a task is exiting, leading to a NULL pointer dereference if pe...