CVE-2026-72226 batman-adv: tt: prevent TVLV OOB check overflow

🗓️ 15 Aug 2026 05:54:18Reported by GoogleType

osv

osv🔗 osv.dev👁 5 Views

batman-adv TVLV VLAN count u16 overflow bypasses OOB checks in kernel TT unicast buffer.

Source	Link
git	www.git.kernel.org/stable/c/0de12a4c4847f571d82a9cd96bc633eded41d7c6
git	www.git.kernel.org/stable/c/1898273c5dc8148267ef9f97cd2517a2822350e7
git	www.git.kernel.org/stable/c/3256c05d5a9db34346eaf20f52dddde984852d77
git	www.git.kernel.org/stable/c/604bd5042fbcd1ab9f7cd98fd847ec017aeede8a
git	www.git.kernel.org/stable/c/6222b443686525cb5a9b6a9cecf23b2e2ab23e2a
git	www.git.kernel.org/stable/c/7319c0794f91be2734aac695794e7203606b49f8
git	www.git.kernel.org/stable/c/7a581d9aaba8c82bd6177fa36b2588eea77f6e2b
git	www.git.kernel.org/stable/c/d6ff4764ff784ede25f5c83a6f5883a74c93a5ea
github	www.github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72226.json
nvd	www.nvd.nist.gov/vuln/detail/CVE-2026-72226

18 Aug 2026 03:56Current

5.9Medium risk

Vulners AI Score5.9

CVSS 3.19.8

batman-adv integer overflow out-of-bounds access TVLV buffer kernel security VLAN data u16 overflow