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CVE-2020-27673

🗓️ 22 Oct 2020 21:14:15Reported by mitreType

An issue in Linux kernel through 5.9.1, used with Xen through 4.14.x. Guest OS causes denial of service

Reporter	Title	Published	Views	Family All 114
Prion	Denial of service	22 Oct 202021:15	–	prion
NVD	CVE-2020-27673	22 Oct 202021:15	–	nvd
UbuntuCve	CVE-2020-27673	22 Oct 202000:00	–	ubuntucve
Debian CVE	CVE-2020-27673	22 Oct 202021:15	–	debiancve
Xen Project	Rogue guests can cause DoS of Dom0 via high frequency events	20 Oct 202011:49	–	xen
Cvelist	CVE-2020-27673	22 Oct 202020:33	–	cvelist
AlpineLinux	CVE-2020-27673	22 Oct 202021:15	–	alpinelinux
RedhatCVE	CVE-2020-27673	23 Oct 202020:05	–	redhatcve
Tenable Nessus	Photon OS 1.0: Linux PHSA-2020-1.0-0345	10 Dec 202000:00	–	nessus
Tenable Nessus	SUSE SLES12 Security Update : xen (SUSE-SU-2020:3050-1)	9 Dec 202000:00	–	nessus

Nvd

Node

linux linux_kernelRange2.6.12–4.4.244

linux linux_kernelRange4.5.0–4.9.244

linux linux_kernelRange4.10.0–4.14.207

linux linux_kernelRange4.15.0–4.19.155

linux linux_kernelRange4.20.0–5.4.75

linux linux_kernelRange5.5.0–5.9.5

linux linux_kernelMatch5.10rc1

Node

debian debian_linuxMatch9.0

Node

opensuse leapMatch15.1

opensuse leapMatch15.2

Node

xen xenRange≤4.14.0

Source	Link
lists	www.lists.debian.org/debian-lts-announce/2020/12/msg00015.html
security	www.security.gentoo.org/glsa/202011-06
lists	www.lists.opensuse.org/opensuse-security-announce/2020-10/msg00075.html
lists	www.lists.opensuse.org/opensuse-security-announce/2020-11/msg00025.html
github	www.github.com/torvalds/linux/commit/e99502f76271d6bc4e374fe368c50c67a1fd3070
git	www.git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/
xenbits	www.xenbits.xen.org/xsa/advisory-332.html
openwall	www.openwall.com/lists/oss-security/2021/01/19/6
lists	www.lists.debian.org/debian-lts-announce/2020/12/msg00027.html

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22 Oct 2020 21:15Current

6.2Medium risk

Vulners AI Score6.2

CVSS24.9

CVSS35.5

EPSS0.0004