Linux kernel security vulnerabilities

🗓️ 20 Jun 2024 00:00:00Reported by China National Vulnerability Database of Information SecurityType

cnnvd🔗 www.cnnvd.org.cn👁 20 Views

Linux kernel vulnerability from an out of bounds array index in the isdn cpai module.

Reporter	Title	Published	Views	Family All 67
AstraLinux	Astra Linux – Vulnerability in Linux, Linux 5.10	14 Sep 202612:01	–	astralinux
BDU FSTEC	isdn component Heap Buffer Overflow DoS	16 Sep 202400:00	–	bdu_fstec
CloudLinux	kernel: Fix of 13 CVEs	7 Oct 202410:36	–	cloudlinux
CVE	CVE-2021-4439	20 Jun 202412:07	–	cve
Cvelist	CVE-2021-4439 isdn: cpai: check ctr->cnr to avoid array index out of bound	20 Jun 202412:07	–	cvelist
Debian CVE	CVE-2021-4439	20 Jun 202412:07	–	debiancve
NVD	CVE-2021-4439	20 Jun 202412:15	–	nvd
OpenVAS	openSUSE Security Advisory (SUSE-SU-2024:2394-1)	12 Jul 202400:00	–	openvas
OpenVAS	openSUSE Security Advisory (SUSE-SU-2024:2372-1)	12 Jul 202400:00	–	openvas
OpenVAS	openSUSE: Security Advisory for the Linux Kernel (SUSE-SU-2024:2362-1)	12 Jul 202400:00	–	openvas

Source	Link
git	www.git.kernel.org/stable/c/7d91adc0ccb060ce564103315189466eb822cc6a
git	www.git.kernel.org/stable/c/9b6b2db77bc3121fe435f1d4b56e34de443bec75
git	www.git.kernel.org/stable/c/cc20226e218a2375d50dd9ac14fb4121b43375ff
git	www.git.kernel.org/stable/c/e8b8de17e164c9f1b7777f1c6f99d05539000036
git	www.git.kernel.org/stable/c/285e9210b1fab96a11c0be3ed5cea9dd48b6ac54
git	www.git.kernel.org/stable/c/24219a977bfe3d658687e45615c70998acdbac5a
git	www.git.kernel.org/stable/c/7f221ccbee4ec662e2292d490a43ce6c314c4594
git	www.git.kernel.org/stable/c/1f3e2e97c003f80c4b087092b225c8787ff91e4d
cxsecurity	www.cxsecurity.com/cveshow/CVE-2021-4439/
vigilance	www.vigilance.fr/vulnerability/Linux-kernel-multiple-vulnerabilities-dated-21-06-2024-44567

30 Dec 2025 00:00Current

6.4Medium risk

Vulners AI Score6.4

CVSS 3.17.8

EPSS0.00235

SSVC

linux kernel out of bounds array index isdn cpai module