Database/Kernel, userspace & hypervisor
Linux kernel (KASLR): EntryBleed: prefetch side channel defeats KASLR even with KPTI
CVE-2022-4543Kernel, userspace & hypervisorcurated
Impact
EntryBleed: prefetch side channel defeats KASLR even with KPTI - enabling primitive for every other kernel exploit
Who can reach it
Any tenant process in a container
What to do
Kernel patch, drain + reboot. Not independently exploitable, but it removes the main mitigation everything else relies on - treat as a severity multiplier on the whole kernel-privesc set
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.