CVE-2026-46231

MEDIUM

batman-adv: bla: put backbone reference on failed claim hash insert

Title source: cna
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bla: put backbone reference on failed claim hash insert When batadv_bla_add_claim() fails to insert a new claim into the hash, it leaked a reference to the backbone_gw for which the claim was intended. Call batadv_backbone_gw_put() on the error path to release the reference and avoid leaking the backbone_gw object.

Scores

CVSS v3 5.5
EPSS 0.0012
EPSS Percentile 2.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (33)
linux/Kernel 4.7.0 - 5.10.258linux
linux/Kernel 5.11.0 - 5.15.209linux
linux/Kernel 5.16.0 - 6.1.175linux
linux/Kernel 6.13.0 - 6.18.32linux
linux/Kernel 6.19.0 - 7.0.9linux
linux/Kernel 6.2.0 - 6.6.140linux
linux/Kernel 6.7.0 - 6.12.90linux
Linux/Linux < 4.7
Linux/Linux 3.16.39 - 3.17
Linux/Linux 3db0decf1185357d6ab2256d0dede1ca9efda03d - 0baf4b659cdc7305cf685b5a5d60f9e3816ab5d0
... and 23 more
Published May 28, 2026
Tracked Since May 28, 2026