CVE-2023-3108 MEDIUM

CVE-2023-3108: Kernel: a race condition in crypto module in the function skcipher_recvmsg

Vendor Red Hat
Product Red Hat Enterprise Linux 6
Published July 11, 2023
Last update November 20, 2025
View on NVD All CVEs

CVSS base score

6.2/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity None

CVSS vector

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

What the vulnerability does

01Description

A flaw was found in the subsequent get_user_pages_fast in the Linux kernel’s interface for symmetric key cipher algorithms in the skcipher_recvmsg of crypto/algif_skcipher.c function. This flaw allows a local user to crash the system.

Key dates

02Disclosure timeline

July 11, 2023 CVE published
November 20, 2025 Record updated