Linux IPv6 Kernel Heap Buffer Overflow DoS

🗓️ 26 Feb 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType

bdu_fstec🔗 bdu.fstec.ru👁 24 Views

Vulnerability in ip6mr_cache_report in the Linux kernel due to improper resource release affecting confidentiality, integrity, and availability.

Reporter	Title	Published	Views	Family All 189
Tenable Nessus	Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2023-330)	8 Sep 202300:00	–	nessus
Tenable Nessus	Amazon Linux 2 : kernel, --advisory ALAS2-2023-2268 (ALAS-2023-2268)	5 Oct 202300:00	–	nessus
Tenable Nessus	Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2023-039 (ALASKERNEL-5.10-2023-039)	6 Sep 202300:00	–	nessus
Tenable Nessus	Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2023-026 (ALASKERNEL-5.15-2023-026)	6 Sep 202300:00	–	nessus
Tenable Nessus	Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2023-054 (ALASKERNEL-5.4-2023-054)	6 Oct 202300:00	–	nessus
Tenable Nessus	CentOS Linux 7.9 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-whitelists / etc Multiple Vulnerabilities (ciqsa-2026_0653)	1 Oct 202600:00	–	nessus
Tenable Nessus	Rocky Linux 8.6 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (ciqsa-2026_0011)	1 Oct 202600:00	–	nessus
Tenable Nessus	Rocky Linux 8 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (ciqsa-2026_0635)	1 Oct 202600:00	–	nessus
Tenable Nessus	Rocky Linux 8 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-abi-stablelists / etc Multiple Vulnerabilities (crxsa-2024_3138)	1 Oct 202600:00	–	nessus
Tenable Nessus	Rocky Linux 9.2 [CIQ] Security Update: bpftool / bpftool-debuginfo / kernel / kernel-64k / kernel-64k-core / etc Multiple Vulnerabilities (ciqsa-2026_0393)	1 Oct 202600:00	–	nessus

Vulners

Node

OR

red_hat,red_hat_enterprise_linuxMatch7

red_hat,red_hat_enterprise_linuxMatch8

red_hat,red_hat_enterprise_linuxMatch9

Source	Link
cve	www.cve.org/CVERecord
git	www.git.kernel.org/stable/c/a96d74d1076c82a4cef02c150d9996b21354c78d
git	www.git.kernel.org/stable/c/8382e7ed2d63e6c2daf6881fa091526dc6c879cd
git	www.git.kernel.org/stable/c/0438e60a00d4e335b3c36397dbf26c74b5d13ef0
git	www.git.kernel.org/stable/c/1683124129a4263dd5bce2475bab110e95fa0346
git	www.git.kernel.org/stable/c/1bb54a21f4d9b88442f8c3307c780e2db64417e4
git	www.git.kernel.org/stable/c/691a09eecad97e745b9aa0e3918db46d020bdacb
git	www.git.kernel.org/stable/c/3326c711f18d18fe6e1f5d83d3a7eab07e5a1560
git	www.git.kernel.org/linus/30e0191b16e8a58e4620fa3e2839ddc7b9d4281c
kernel	www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.322

26 Feb 2026 00:00Current

7.1High risk

Vulners AI Score7.1

CVSS 26

CVSS 37

EPSS0.00194

ip6mr_cache_report linux kernel improper resource release kernel security vulnerability networking