CVE-2026-64123

🗓️ 19 Jul 2026 16:17:53Reported by [email protected]Type

Linux kernel HSR defers node table free until after RCU readers to prevent use-after-free.

Reporter	Title	Published	Views	Family All 124
attackerkb	CVE-2026-64123	19 Jul 202615:40	–	attackerkb
Chainguard	CVE-2026-64123 vulnerabilities	10 Sep 202608:54	–	cgr
CVE	CVE-2026-64123	19 Jul 202615:40	–	cve
Cvelist	CVE-2026-64123 net: hsr: defer node table free until after RCU readers	19 Jul 202615:40	–	cvelist
Debian CVE	CVE-2026-64123	19 Jul 202615:40	–	debiancve
Oracle linux	Unbreakable Enterprise kernel security update	4 Sep 202600:00	–	oraclelinux
EUVD	EUVD-2026-45808	19 Jul 202615:40	–	euvd
Tenable Nessus	Oracle Linux 10 / 9 : Unbreakable Enterprise kernel (ELSA-2026-500248)	4 Sep 202600:00	–	nessus
Tenable Nessus	Photon OS 5.0: Linux PHSA-2026-5.0-0895	26 Jun 202600:00	–	nessus
Tenable Nessus	Photon OS 5.0: Linux PHSA-2026-5.0-0926	24 Jul 202600:00	–	nessus

NVD

Node

linux linux_kernelRange5.2.12–5.10.259

linux linux_kernelRange5.11–5.15.210

linux linux_kernelRange5.16–6.1.176

linux linux_kernelRange6.2–6.6.143

linux linux_kernelRange6.7–6.12.93

linux linux_kernelRange6.13–7.0.11

Source	Link
git	www.git.kernel.org/stable/c/8c3af18bb0d7c921a5219194037509463eb2ffde
git	www.git.kernel.org/stable/c/aaec7096f9961eb223b5b149abe9495525c205d9
git	www.git.kernel.org/stable/c/7713f4aafb577ff49fa67f0488d9c7dddc64d6ce
git	www.git.kernel.org/stable/c/8be6685cdd1255bcc85f9b59e4bfc313aefc5c1b
git	www.git.kernel.org/stable/c/6324423a8e6591f41a16c09a8f9a84e554ac147c
git	www.git.kernel.org/stable/c/0ea70fb46940620848c08d9d399455c9e82fecdb
git	www.git.kernel.org/stable/c/c5580114e0492bcd2e0a37613ed4c311e3fa3d4d

13 Aug 2026 15:11Current

CVSS 3.17.8

EPSS0.00126