Select your cookie preferences

We use cookies and similar tools to enhance your experience, provide our services, deliver relevant advertising, and make improvements. Approved third parties also use these tools to help us deliver advertising and provide certain site features.

CVE-2023-3269

Public on 2023-07-05
Modified on 2024-03-01
Description

A flaw was found in the handling of stack expansion in the Linux kernel 6.1 through 6.4, aka "Stack Rot". The maple tree, responsible for managing virtual memory areas, can undergo node replacement without properly acquiring the MM write lock, leading to use-after-free issues. An unprivileged local user could use this flaw to compromise the kernel and escalate their privileges.

Severity
Medium
See what this means
CVSS v3 Base Score
6.7
See breakdown
Continue reading

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2023 kernel 2023-06-30 01:01 ALAS2023-2023-234

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 6.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
NVD CVSSv3 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H