PoC Index

CVE-2022-4543

MEDIUM 5.5EPSS 1.0%

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.

CVSS v3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
0.95% chance of exploitation in the next 30 days, 59th percentile
Published
2023-01-11
Updated
2025-04-08

Proof-of-concept exploits (2)

References

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