Lucene search

K
debianDebianDEBIAN:DSA-4888-1:6EB73
HistoryApr 10, 2021 - 3:38 p.m.

[SECURITY] [DSA 4888-1] xen security update

2021-04-1015:38:33
lists.debian.org
64

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

5.9 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

5.3%


Debian Security Advisory DSA-4888-1 [email protected]
https://www.debian.org/security/ Moritz Muehlenhoff
April 10, 2021 https://www.debian.org/security/faq


Package : xen
CVE ID : CVE-2021-26933 CVE-2021-27379

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

For the stable distribution (buster), these problems have been fixed in
version 4.11.4+99-g8bce4698f6-1.

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]

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

5.9 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

5.3%