CVE-2023-0597
MEDIUMLinux Kernel - Memory Leak in CPU Entry Area Mapping
Title source: llmDescription
A flaw possibility of memory leak in the Linux kernel cpu_entry_area mapping of X86 CPU data to memory was found in the way user can guess location of exception stack(s) or other important data. A local user could use this flaw to get access to some important data with expected location in memory.
References (3)
Core 3
Core References
Mailing List, Patch
https://git.kernel.org/linus/97e3d26b5e5f371b3ee223d94dd123e6c442ba80
Mailing List mailing-list
http://www.openwall.com/lists/oss-security/2023/07/28/1
Scores
CVSS v3
5.5
EPSS
0.0030
EPSS Percentile
21.5%
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
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-200
CWE-401
Status
published
Products (1)
linux/linux_kernel
6.2 rc1
Published
Feb 23, 2023
Tracked Since
Feb 18, 2026