Database/Kernel, userspace & hypervisor
Linux kernel (perf): Out-of-bounds write in perf_read_group() via read_size overflow - local root
CVE-2023-6931Kernel, userspace & hypervisorcurated
Impact
Out-of-bounds write in perf_read_group() via read_size overflow - local root
Who can reach it
Any tenant process in a container with perf access
What to do
Livepatchable; otherwise drain + reboot. Set kernel.perf_event_paranoid=3 - but note profiling access is a feature many AI tenants expect
References
This entry is curated: imported from vendor advisories with machine assistance, not yet individually verified. Confirm against your vendor's advisory before acting, and report anything wrong.