PT-2026-43872 · Linux · Linux Kernel

Published 2026-05-27 · Updated 2026-06-04 · CVE-2026-46005

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 resource leak exists in the xfs alloc buftarg() function within the XFS file system. The issue occurs in the error path where the DAX (Direct Access) device reference is not properly released.

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-2026-46005

ECHO-EFE7-2A63-1C7A

OPENSUSE-SU-2026:10954-1

Affected Products

Linux Kernel

References · 289

• https://osv.dev/vulnerability/BELL-CVE-2026-46005 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-46005 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2026:10954-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-46005 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-46005 · Vendor Advisory
• https://git.kernel.org/stable/c/82fb9da6477d08bdab954dc7bc081a41f2f9cae6 · Patch
• https://git.kernel.org/stable/c/5c293a1e1ef0f838772d20ae8afae4cbd87cd3f9 · Patch
• https://git.kernel.org/stable/c/29a7b2614357393b176ef06ba5bc3ff5afc8df69 · Patch
• https://ubuntu.com/security/CVE-2026-46005 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-46005 · Security Note
• https://git.kernel.org/stable/c/5804cb507233ed767a83ac70527b2f6c4566ec75 · Patch
• https://git.kernel.org/stable/c/28a6c132b8c6e5eeefa889c4fb43d65b12989d48 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-46005 · Vendor Advisory
• https://suse.com/security/cve/CVE-2026-46048 · Note
• https://suse.com/security/cve/CVE-2026-46208 · Note