CVE-2026-63870 ieee802154: 6lowpan: only accept IPv6 packets in lowpan_xmit()

🗓️ 19 Jul 2026 14:18:39Reported by GoogleType

osv

osv🔗 osv.dev👁 3 Views

CVE-2026-63870 drops non-IPv6 packets in 6lowpan transmit to avoid uninitialized lowpan_addr_info.

Reporter	Title	Published	Views	Family All 7
CVE	CVE-2026-63870	19 Jul 202614:18	–	cve
Cvelist	CVE-2026-63870 ieee802154: 6lowpan: only accept IPv6 packets in lowpan_xmit()	19 Jul 202614:18	–	cvelist
EUVD	EUVD-2026-45555	19 Jul 202614:18	–	euvd
NVD	CVE-2026-63870	19 Jul 202615:16	–	nvd
OSV	DEBIAN-CVE-2026-63870	19 Jul 202615:16	–	osv
OSV	UBUNTU-CVE-2026-63870	20 Jul 202600:00	–	osv
Positive Technologies	PT-2026-61187	19 Jul 202600:00	–	ptsecurity

Source	Link
git	www.git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
git	www.git.kernel.org/stable/c/1a827b95e62b4cbe851ae7cc9c961cdfa769cca4
git	www.git.kernel.org/stable/c/285b0842f2e01c3edf805f1fd64da11d9b7f6b4c
git	www.git.kernel.org/stable/c/3150e6d3223dfc356308125cabf9c34169842d2a
git	www.git.kernel.org/stable/c/3a5f3f7aff18bcc36a57839cf50cf0cc8de707f3
git	www.git.kernel.org/stable/c/87172cc8dc49aaf54407a31edffb0232f8cb93ab
git	www.git.kernel.org/stable/c/8da95cb6ad7d656c871e776a9c7b77e894d6d89c
git	www.git.kernel.org/stable/c/af07fffbd53ddc3ec3c2a4ca914f27899fa89bca
git	www.git.kernel.org/stable/c/c1819c8defa235c7beda859bc185b1c429a55ecd
github	www.github.com/CVEProject/cvelistV5/tree/main/cves/2026/63xxx/CVE-2026-63870.json

20 Jul 2026 03:47Current

5.3Medium risk

Vulners AI Score5.3

CVSS 3.17.8

EPSS0.00168

sixlowpan vulnerability ipv6 packet drop lowpan address info bluetooth sixlowpan fix