Description
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.
Exploits (2)
References (2)
Core 2
Core References
Exploit, Mailing List, Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/12/16/3
Exploit, Third Party Advisory
https://www.willsroot.io/2022/12/entrybleed.html
Scores
CVSS v3
5.5
EPSS
0.0034
EPSS Percentile
57.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-200
CWE-203
Status
published
Products (1)
linux/linux_kernel
Published
Jan 11, 2023
Tracked Since
Feb 18, 2026