CVE-2022-4543CWE-200

A flaw named "EntryBleed" was found in the Linux Kernel Page Table Isolation (KPTI)

Medium · published January 11, 2023

CVSS v3.1
5.5
EPSS
1%
Percentile
61.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00982 · 61.9th percentile
Weakness
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor
Published
2023-01-11T00:00Z
EPSS history
Timeline
  • 11 JAN 00:00Z
    A flaw named "EntryBleed" was found in the Linux Kernel Page Table Isolation (KPTI)
    cvelistv5