PT-2026-36344 · Linux · Linux Kernel

Syzbot · Published 2026-05-01 · Updated 2026-05-16 · CVE-2026-31714

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A memory leak exists in the f2fs file system. The issue occurs within the f2fs rename() function due to a call to f2fs setup filename() that lacks a corresponding call to f2fs free filename(), preventing the proper cleanup of filename resources.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

CVE-2026-31714

OPENSUSE-SU-2026:10793-1

Affected Products

Linux Kernel

References · 51

• https://git.kernel.org/stable/c/3cf11e6f36c170050c12171dd6fd3142711478fc · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-31714 · Vendor Advisory
• https://git.kernel.org/stable/c/047c0aef6af37a2a35181aa085c616ad286386f1 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-31714 · Security Note
• https://ubuntu.com/security/CVE-2026-31714 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-31714 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2026-31714 · Vendor Advisory
• https://git.kernel.org/stable/c/c78206dcb912ab60b8ee3cbe8c48d749a9a12e1e · Patch
• https://osv.dev/vulnerability/BELL-CVE-2026-31714 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:10793-1 · Vendor Advisory
• https://git.kernel.org/stable/c/a76c1cad4e80a9802ef8048662255417e3ce5b79 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-31714 · Vendor Advisory
• https://git.kernel.org/stable/c/369eb2016d8e2f01931b3bad1cb9cefa83f44003 · Patch
• https://suse.com/security/cve/CVE-2026-31713 · Note
• https://suse.com/security/cve/CVE-2026-31712 · Note