CVE-2026-46198

HIGH

batman-adv: fix integer overflow on buff_pos

Title source: cna
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: batman-adv: fix integer overflow on buff_pos Fixing an integer overflow present in batadv_iv_ogm_send_to_if. The size check is done using the int type in batadv_iv_ogm_aggr_packet whereas the buff_pos variable uses the s16 type. This could lead to an out-of-bound read.

References (8)

Core 8

Scores

CVSS v3 8.8
EPSS 0.0029
EPSS Percentile 20.0%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-190
Status published
Products (21)
Linux/Linux < 2.6.38
Linux/Linux 2.6.38
Linux/Linux 5.10.258 - 5.10.*
Linux/Linux 5.15.209 - 5.15.*
Linux/Linux 6.1.175 - 6.1.*
Linux/Linux 6.12.90 - 6.12.*
Linux/Linux 6.18.32 - 6.18.*
Linux/Linux 6.6.140 - 6.6.*
Linux/Linux 7.0.9 - 7.0.*
Linux/Linux 7.1
... and 11 more
Published May 28, 2026
Tracked Since May 28, 2026