CVE-2020-27671

EPSS 0.07%
Published 22.10.2020 21:15:13
Last modified 21.11.2024 05:21:38
Source cve@mitre.org
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An issue was discovered in Xen through 4.14.x allowing x86 HVM and PVH guest OS users to cause a denial of service (data corruption), cause a data leak, or possibly gain privileges because coalescing of per-page IOMMU TLB flushes is mishandled.

Affected products Warnungen 0 Metrics 3 CWE 0 References 11

Data is provided by the National Vulnerability Database (NVD)

Xen ≫ Xen Version >= 4.2.0 <= 4.14.0

Opensuse ≫ Leap Version15.1

Opensuse ≫ Leap Version15.2

Debian ≫ Debian Linux Version10.0

Fedoraproject ≫ Fedora Version31

Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.

EPSS Metriken
Type	Source	Score	Percentile
EPSS	FIRST.org	0.07%	0.223

CVSS Metriken
Source	Base Score	Exploit Score	Impact Score	Vector string
nvd@nist.gov	7.8	1.1	6	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
nvd@nist.gov	6.9	3.4	10	AV:L/AC:M/Au:N/C:C/I:C/A:C

https://security.gentoo.org/glsa/202011-06

Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00075.html

Third Party Advisory

Mailing List

http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00025.html

Third Party Advisory

Mailing List

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XIK57QJOVOPWH6RFRNMGOBCROBCKMDG2/

https://www.debian.org/security/2020/dsa-4804

Third Party Advisory

http://www.openwall.com/lists/oss-security/2021/01/19/8

Third Party Advisory

Mailing List

http://xenbits.xen.org/xsa/advisory-346.html

Patch

Vendor Advisory

https://xenbits.xen.org/xsa/advisory-346.html

Patch

Vendor Advisory

https://nvd.nist.gov/vuln/detail/CVE-2020-27671

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2020-27671

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2020-27671

EUVD