CVE-2023-0597

State: Published
Severity: 5.5 Medium
Published: Feb 23, 2023
Updated: Mar 12, 2025
Reserved: Jan 31, 2023

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	5.5 Medium	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N	CISA-ADP

Weaknesses

CWE-200
CWE-401 Missing Release of Memory after Effective Lifetime

Affected Products

Product	Versions
Kerneln/a	Linux kernel 6.2-rc1Affected

References

https://git.kernel.org/linus/97e3d26b5e5f371b3ee223d94dd123e6c442ba80
[oss-security] 20230728 Re: StackRot (CVE-2023-3269): Linux kernel privilege escalation vulnerabilitymailing-list
https://www.openwall.com/lists/oss-security/2023/07/28/1exploit

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