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ubuntuUbuntuUSN-5778-2
HistoryFeb 16, 2023 - 12:00 a.m.

X.Org X Server vulnerabilities

2023-02-1600:00:00
ubuntu.com
40
x.org x server
ubuntu 16.04 esm
ubuntu 14.04 esm
security vulnerabilities
jan-niklas sohn

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

9.4 High

AI Score

Confidence

High

0.036 Low

EPSS

Percentile

91.7%

Releases

  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • xorg-server - X.Org X11 server
  • xorg-server-hwe-16.04 - X.Org X11 server

Details

USN-5778-1 fixed several vulnerabilities in X.Org. This update provides
the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

Jan-Niklas Sohn discovered that X.Org X Server extensions contained
multiple security issues. An attacker could possibly use these issues to
cause the X Server to crash, execute arbitrary code, or escalate
privileges.

OSVersionArchitecturePackageVersionFilename
Ubuntu16.04noarchxwayland< 2:1.18.4-0ubuntu0.12+esm5UNKNOWN
Ubuntu16.04noarchxdmx< 2:1.18.4-0ubuntu0.12UNKNOWN
Ubuntu16.04noarchxdmx-dbgsym< 2:1.18.4-0ubuntu0.12UNKNOWN
Ubuntu16.04noarchxdmx-tools< 2:1.18.4-0ubuntu0.12UNKNOWN
Ubuntu16.04noarchxdmx-tools-dbgsym< 2:1.18.4-0ubuntu0.12UNKNOWN
Ubuntu16.04noarchxmir< 2:1.18.4-0ubuntu0.12UNKNOWN
Ubuntu16.04noarchxmir-dbgsym< 2:1.18.4-0ubuntu0.12UNKNOWN
Ubuntu16.04noarchxnest< 2:1.18.4-0ubuntu0.12UNKNOWN
Ubuntu16.04noarchxnest-dbgsym< 2:1.18.4-0ubuntu0.12UNKNOWN
Ubuntu16.04noarchxorg-server-source< 2:1.18.4-0ubuntu0.12UNKNOWN
Rows per page:
1-10 of 611

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

9.4 High

AI Score

Confidence

High

0.036 Low

EPSS

Percentile

91.7%