CVE-2026-46198

batman-adv: fix integer overflow on buff_pos

High · published May 28, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
34.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00412 · 34.4th percentile
Published
2026-05-28T09:40Z
EPSS history
Timeline
  • 28 MAY 09:40Z
    batman-adv: fix integer overflow on buff_pos
    cvelistv5