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debianDebianDEBIAN:DSA-5576-1:49245
HistoryDec 13, 2023 - 7:02 a.m.

[SECURITY] [DSA 5576-1] xorg-server security update

2023-12-1307:02:47
lists.debian.org
8
cve-2023-6478
bullseye
unix
debian
mailing list
security tracker
xorg-server
upgrade
cve-2023-6377
bookworm

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

8.9 High

AI Score

Confidence

High

0.273 Low

EPSS

Percentile

96.8%


Debian Security Advisory DSA-5576-1 [email protected]
https://www.debian.org/security/ Salvatore Bonaccorso
December 13, 2023 https://www.debian.org/security/faq


Package : xorg-server
CVE ID : CVE-2023-6377 CVE-2023-6478

Jan-Niklas Sohn discovered several vulnerabilities in the Xorg X server,
which may result in privilege escalation if the X server is running
privileged.

For the oldstable distribution (bullseye), these problems have been fixed
in version 2:1.20.11-1+deb11u9.

For the stable distribution (bookworm), these problems have been fixed in
version 2:21.1.7-3+deb12u3.

We recommend that you upgrade your xorg-server packages.

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

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

8.9 High

AI Score

Confidence

High

0.273 Low

EPSS

Percentile

96.8%