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HistoryDec 04, 2020 - 6:15 p.m.

[SECURITY] [DSA 4804-1] xen security update

2020-12-0418:15:26
lists.debian.org
41

5.3 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

0.0005 Low

EPSS

Percentile

16.2%


Debian Security Advisory DSA-4804-1 [email protected]
https://www.debian.org/security/ Moritz Muehlenhoff
December 04, 2020 https://www.debian.org/security/faq


Package : xen
CVE ID : CVE-2020-27670 CVE-2020-27671 CVE-2020-27672 CVE-2020-27674
CVE-2020-28368

Multiple vulnerabilities have been discovered in the Xen hypervisor,
which could result in denial of service, privilege escalation or
information leaks.

For the stable distribution (buster), these problems have been fixed in
version 4.11.4+57-g41a822c392-1.

We recommend that you upgrade your xen packages.

For the detailed security status of xen please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/xen

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: [email protected]

5.3 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

0.0005 Low

EPSS

Percentile

16.2%