EntryBleed: Local Attackers Exploit Linux Kernel Page Table Isolation to Leak KASLR Base via Prefetch Side-Channels
CVE-2022-4543 · MEDIUM Severity
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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.
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