CVE-2022-4543: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 1% chance of exploitation in the next 30 days.

A flaw named "EntryBleed" was found in the Linux Kernel Page Table Isolation (KPTI). This issue could allow a local attacker to leak KASLR base via prefetch side-channels based on TLB timing for Intel systems.

Affected products

• Linux Linux Kernel: any version

Published 2023-01-11. Last modified 2026-06-17.