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HistoryMar 25, 2023 - 4:27 p.m.

[SECURITY] [DSA 5378-1] xen security update

2023-03-2516:27:19
lists.debian.org
21
security advisory
version
patched
debian
hypervisor
vulnerabilities
xen

8.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

8.5 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

51.8%


Debian Security Advisory DSA-5378-1 [email protected]
https://www.debian.org/security/ Moritz Muehlenhoff
March 25, 2023 https://www.debian.org/security/faq


Package : xen
CVE ID : CVE-2022-23824 CVE-2022-42331 CVE-2022-42332 CVE-2022-42333
CVE-2022-42334
Debian Bug : 1033297

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

For the stable distribution (bullseye), these problems have been fixed in
version 4.14.5+94-ge49571868d-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]

8.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

8.5 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

51.8%