PT-2026-44354 · Linux · Linux Kernel

Published 2026-05-28 · Updated 2026-06-04 · CVE-2026-46231

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 In the batman-adv module, the batadv bla add claim() function fails to release a reference to the backbone gw object when it cannot insert a new claim into the hash. This results in a memory leak of the backbone gw object.

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

Exploit

Related Identifiers

CVE-2026-46231

ECHO-39D0-BA41-FB20

OPENSUSE-SU-2026:10954-1

Affected Products

Linux Kernel

References · 296

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46231.json · Exploit
• https://git.kernel.org/stable/c/6c8b68a7ed667a63aa603ba4d3a7088be143007e · Patch
• https://osv.dev/vulnerability/BELL-CVE-2026-46231 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-46231 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2026:10954-1 · Vendor Advisory
• https://git.kernel.org/stable/c/769f413d374ff2b6ff6d8d8c37b4c1178e6cdf14 · Patch
• https://git.kernel.org/stable/c/fd0ca034c1e71ca7613cde9dd892836b2c2831bd · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-46231 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-46231 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-46231 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-46231 · Security Note
• https://git.kernel.org/stable/c/0baf4b659cdc7305cf685b5a5d60f9e3816ab5d0 · Patch
• https://git.kernel.org/stable/c/7cccf4eb4f96d3c3af91a00b7a9caa652439542e · Patch
• https://ubuntu.com/security/CVE-2026-46231 · Vendor Advisory
• https://git.kernel.org/stable/c/65419eb4259a26a3cd3f56fa0e3b3c113bf8c256 · Patch