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HistoryNov 13, 2022 - 6:58 p.m.

[SECURITY] [DSA 5278-1] xorg-server security update

2022-11-1318:58:18
lists.debian.org
10
buffer overflow
denial of service
arbitrary code
xorg-server
security update
cve-2022-3550
cve-2022-3551
debian
stable distribution

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.3 High

AI Score

Confidence

Low

0.006 Low

EPSS

Percentile

78.8%


Debian Security Advisory DSA-5278-1 [email protected]
https://www.debian.org/security/ Moritz Muehlenhoff
November 13, 2022 https://www.debian.org/security/faq


Package : xorg-server
CVE ID : CVE-2022-3550 CVE-2022-3551

It was discovered that a buffer overflow in the _getCountedString()
function of the Xorg X server may result in denial of service or
potentially the execution of arbitrary code.

For the stable distribution (bullseye), these problems have been fixed in
version 2:1.20.11-1+deb11u3.

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]

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.3 High

AI Score

Confidence

Low

0.006 Low

EPSS

Percentile

78.8%