CVE-2026-43416 powerpc, perf: Check that current->mm is alive before getting user callchain

In the Linux kernel, the following vulnerability has been resolved: powerpc, perf: Check that current-mm is alive before getting user callchain It may happen that mm is already released, which leads to kernel panic. This adds the NULL check for current-mm, similarly to commit 20afc60f892d "x86,...

CVE-2026-43416

In the Linux kernel, the following vulnerability has been resolved: powerpc, perf: Check that current-mm is alive before getting user callchain It may happen that mm is already released, which leads to kernel panic. This adds the NULL check for current-mm, similarly to commit 20afc60f892d "x86,...

PT-2026-39077

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the powerpc architecture's perf subsystem where the kernel fails to verify if current-mm is active before attempting to retrieve the user callchain. This can lead to a...

GSD-2022-1007769 drm/amdkfd: Migrate in CPU page fault use current mm

drm/amdkfd: Migrate in CPU page fault use current mm This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.0.9 by commit...