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ubuntuUbuntuUSN-6453-2
HistoryOct 31, 2023 - 12:00 a.m.

X.Org X Server vulnerabilities

2023-10-3100:00:00
ubuntu.com
24
x.org x server
ubuntu 14.04
ubuntu 16.04
ubuntu 18.04
esm
vulnerabilities
x11 server
cve-2023-5367
cve-2023-5380
security update

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

7.9 High

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

29.0%

Releases

  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • xorg-server - X.Org X11 server

Details

USN-6453-1 fixed several vulnerabilities in X.Org. This update provides
the corresponding update for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS and
Ubuntu 18.04 LTS.

Original advisory details:

Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled
prepending values to certain properties. An attacker could possibly use
this issue to cause the X Server to crash, execute arbitrary code, or
escalate privileges. (CVE-2023-5367)

Sri discovered that the X.Org X Server incorrectly handled detroying
windows in certain legacy multi-screen setups. An attacker could possibly
use this issue to cause the X Server to crash, execute arbitrary code, or
escalate privileges. (CVE-2023-5380)

OSVersionArchitecturePackageVersionFilename
Ubuntu18.04noarchxserver-xorg-core< 2:1.19.6-1ubuntu4.15+esm1UNKNOWN
Ubuntu18.04noarchxdmx< 2:1.19.6-1ubuntu4.15UNKNOWN
Ubuntu18.04noarchxdmx-dbgsym< 2:1.19.6-1ubuntu4.15UNKNOWN
Ubuntu18.04noarchxdmx-tools< 2:1.19.6-1ubuntu4.15UNKNOWN
Ubuntu18.04noarchxdmx-tools-dbgsym< 2:1.19.6-1ubuntu4.15UNKNOWN
Ubuntu18.04noarchxmir< 2:1.19.6-1ubuntu4.15UNKNOWN
Ubuntu18.04noarchxmir-dbgsym< 2:1.19.6-1ubuntu4.15UNKNOWN
Ubuntu18.04noarchxnest< 2:1.19.6-1ubuntu4.15UNKNOWN
Ubuntu18.04noarchxnest-dbgsym< 2:1.19.6-1ubuntu4.15UNKNOWN
Ubuntu18.04noarchxorg-server-source< 2:1.19.6-1ubuntu4.15UNKNOWN
Rows per page:
1-10 of 721

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

7.9 High

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

29.0%