Linux Kernel Security Vulnerabilities

🗓️ 20 Mar 2026 00:00:00Reported by China National Vulnerability Database of Information SecurityType

cnnvd🔗 www.cnnvd.org.cn👁 21 Views

Linux kernel vulnerability from missing timeout in macvlan error path causing use after free.

Reporter	Title	Published	Views	Family All 150
attackerkb	CVE-2026-23273	20 Mar 202608:08	–	attackerkb
Tenable Nessus	Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2026-1491)	30 Mar 202600:00	–	nessus
Tenable Nessus	Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1543)	7 Apr 202600:00	–	nessus
Tenable Nessus	Amazon Linux 2 : kernel (ALASKERNEL-5.10-2026-115)	1 Apr 202600:00	–	nessus
Tenable Nessus	Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2026-100 (ALASKERNEL-5.15-2026-100)	30 Apr 202600:00	–	nessus
Tenable Nessus	Rocky Linux 9.2 [CIQ] Security Update: bpftool / kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (ciqsa-2026_1338)	1 Oct 202600:00	–	nessus
Tenable Nessus	Rocky Linux 9.2 [CIQ] Security Update: bpftool / kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (ciqsa-2026_1342)	1 Oct 202600:00	–	nessus
Tenable Nessus	Rocky Linux 9.4 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-64k / kernel-64k-core / etc Multiple Vulnerabilities (ciqsa-2026_1339)	1 Oct 202600:00	–	nessus
Tenable Nessus	Rocky Linux 9.6 [CIQ] Security Update: kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (ciqsa-2026_1337)	1 Oct 202600:00	–	nessus
Tenable Nessus	Rocky Linux 9.6 [CIQ] Security Update: kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (ciqsa-2026_1343)	1 Oct 202600:00	–	nessus

Source	Link
git	www.git.kernel.org/stable/c/d34f7a8aa9a25b7e64e0e46e444697c0f702374d
git	www.git.kernel.org/stable/c/e3f000f0dee1bfab52e2e61ca6a3835d9e187e35
git	www.git.kernel.org/stable/c/91e4ff8d966978901630fc29582c1a76d3c6e46c
git	www.git.kernel.org/stable/c/a1f686d273d129b45712d95f4095843b864466bd
git	www.git.kernel.org/stable/c/1e58ae87ad1e6e24368dea9aec9048c758cd0e2b
git	www.git.kernel.org/stable/c/3d94323c80d7fc4da5f10f9bb06a45d39d5d3cc4
git	www.git.kernel.org/stable/c/721eb342d9ba19bad5c4815ea3921465158b7362
git	www.git.kernel.org/stable/c/19c7d8ac51988d053709c1e85bd8482076af845d
vigilance	www.vigilance.fr/vulnerability/Linux-kernel-multiple-vulnerabilities-dated-20-03-2026-50113
access	www.access.redhat.com/security/cve/cve-2026-23273

29 May 2026 00:00Current

6Medium risk

Vulners AI Score6

CVSS 3.17.8

EPSS0.00132

linux kernel vulnerability macvlan newlink error path use after free memory release