CVE-2023-39194 LOW

CVE-2023-39194: Kernel: xfrm: out-of-bounds read in __xfrm_state_filter_match()

Vendor Red Hat
Product Red Hat Enterprise Linux 6
Weakness CWE-125
Published October 9, 2023
Last update November 6, 2025

CVSS base score

3.2/10
Attack vector Local
Attack complexity Low
Privileges required High
User interaction None
Confidentiality Low
Integrity None

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N

What the vulnerability does

01Description

A flaw was found in the XFRM subsystem in the Linux kernel. The specific flaw exists within the processing of state filters, which can result in a read past the end of an allocated buffer. This flaw allows a local privileged (CAP_NET_ADMIN) attacker to trigger an out-of-bounds read, potentially leading to an information disclosure.

Key dates

02Disclosure timeline

October 9, 2023 CVE published
November 6, 2025 Record updated