CVE-2026-46206

batman-adv: reject new tp_meter sessions during teardown

State: Published
Severity: 7.8 High
Published: May 28, 2026
Updated: Aug 5, 2026
Reserved: May 13, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

batman-adv: reject new tp_meter sessions during teardown

Prevent tp_meter from starting new sender or receiver sessions after mesh_state has left BATADV_MESH_ACTIVE.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	Linux

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before 0a7a840074c9ca5ebffc9c52358c8ea55828ec71Affected 33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before dcff44644bb518598b1a6be722706d6174b2f6a1Affected 33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before 52e6ec3e972cf27792cc1559874dbee19f286869Affected 33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before e4a3c4a4c8f6efd243c3e448c05b7bebcbf7b3b6Affected 33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before ff93f86ecbb50a4709c403fc279a396e308edde5Affected 33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before e1e2194cc725ec1d41f9412496212f0fa0519c36Affected 33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before ca39545cf07c142b39d474a1439a046bf28def3dAffected 33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before 3243543592425beec83d453793e9d27caa0d8e66Affected
LinuxLinux	4.8Affected before 4.8Not affected 5.10.258 through 5.10.Not affected 5.15.209 through 5.15.Not affected 6.1.175 through 6.1.Not affected 6.6.140 through 6.6.Not affected 6.12.90 through 6.12.Not affected 6.18.32 through 6.18.Not affected 7.0.9 through 7.0.*Not affected 7.1 and laterNot affected

Product

Versions

LinuxLinux

33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before 0a7a840074c9ca5ebffc9c52358c8ea55828ec71Affected
33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before dcff44644bb518598b1a6be722706d6174b2f6a1Affected
33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before 52e6ec3e972cf27792cc1559874dbee19f286869Affected
33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before e4a3c4a4c8f6efd243c3e448c05b7bebcbf7b3b6Affected
33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before ff93f86ecbb50a4709c403fc279a396e308edde5Affected
33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before e1e2194cc725ec1d41f9412496212f0fa0519c36Affected
33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before ca39545cf07c142b39d474a1439a046bf28def3dAffected
33a3bb4a3345bb511f9c69c913da95d4693e2a4e to before 3243543592425beec83d453793e9d27caa0d8e66Affected

LinuxLinux

4.8Affected
before 4.8Not affected
5.10.258 through 5.10.*Not affected
5.15.209 through 5.15.*Not affected
6.1.175 through 6.1.*Not affected
6.6.140 through 6.6.*Not affected
6.12.90 through 6.12.*Not affected
6.18.32 through 6.18.*Not affected
7.0.9 through 7.0.*Not affected
7.1 and laterNot affected

References

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