Intel CPU (AEPIC Leak): Stale data read from the legacy xAPIC MMIO page - leaks SGX enclave and cross-domain data

CVE-2022-21233Kernel, userspace & hypervisorcurated

Impact

Stale data read from the legacy xAPIC MMIO page - leaks SGX enclave and cross-domain data

Who can reach it

Local user; tenant VM guest

What to do

Microcode + reboot. Kills naive SGX-based confidential-compute claims on affected parts

References

https://access.redhat.com/security/cve/CVE-2022-21233

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.