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ubuntuUbuntuUSN-4656-1
HistoryDec 01, 2020 - 12:00 a.m.

X.Org X Server vulnerabilities

2020-12-0100:00:00
ubuntu.com
42

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 High

AI Score

Confidence

High

6.1 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:P/I:P/A:C

0.001 Low

EPSS

Percentile

25.3%

JSON

Releases

  • Ubuntu 20.10
  • Ubuntu 20.04 LTS
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM

Packages

  • xorg-server - X.Org X11 server
  • xorg-server-hwe-16.04 - X.Org X11 server
  • xorg-server-hwe-18.04 - X.Org X11 server

Details

Jan-Niklas Sohn discovered that the X.Org X Server XKB extension
incorrectly handled certain inputs. A local attacker could possibly use
this issue to escalate privileges.

OSVersionArchitecturePackageVersionFilename
Ubuntu20.10noarchxserver-xorg-core< 2:1.20.9-2ubuntu1.1UNKNOWN
Ubuntu20.10noarchxdmx< 2:1.20.9-2ubuntu1.1UNKNOWN
Ubuntu20.10noarchxdmx-dbgsym< 2:1.20.9-2ubuntu1.1UNKNOWN
Ubuntu20.10noarchxdmx-tools< 2:1.20.9-2ubuntu1.1UNKNOWN
Ubuntu20.10noarchxdmx-tools-dbgsym< 2:1.20.9-2ubuntu1.1UNKNOWN
Ubuntu20.10noarchxnest< 2:1.20.9-2ubuntu1.1UNKNOWN
Ubuntu20.10noarchxnest-dbgsym< 2:1.20.9-2ubuntu1.1UNKNOWN
Ubuntu20.10noarchxorg-server-source< 2:1.20.9-2ubuntu1.1UNKNOWN
Ubuntu20.10noarchxserver-common< 2:1.20.9-2ubuntu1.1UNKNOWN
Ubuntu20.10noarchxserver-xephyr< 2:1.20.9-2ubuntu1.1UNKNOWN
Rows per page:
1-10 of 1101

Related

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freebsd 1
archlinux 1
altlinux 1
mageia 1
osv 8
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centos 1
zdi 2
veracode 2
prion 3
debiancve 3
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ubuntucve 3
cve 3
redhatcve 3
redos 1
gentoo 1
almalinux 1
rocky 1
ibm 1
suse
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Security update for xorg-x11-server (important)
2020-12-02 00:00:00
Security update for xorg-x11-server (important)
2020-12-07 00:00:00
nessus
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EulerOS 2.0 SP8 : xorg-x11-server (EulerOS-SA-2021-1178)
2021-02-01 00:00:00
Debian DLA-2486-1 : xorg-server security update
2020-12-10 00:00:00
EulerOS 2.0 SP5 : xorg-x11-server (EulerOS-SA-2021-1239)
2021-02-04 00:00:00
ubuntu
ubuntu
X.Org X Server vulnerabilities
2020-12-07 00:00:00
debian
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[SECURITY] [DLA 2486-1] xorg-server security update
2020-12-09 10:27:48
[SECURITY] [DSA 4803-1] xorg-server security update
2020-12-04 18:12:18
[SECURITY] [DLA 2675-1] caribou regression update
2021-06-03 12:13:22
fedora
fedora
[SECURITY] Fedora 33 Update: xorg-x11-server-1.20.10-1.fc33
2020-12-05 01:41:14
[SECURITY] Fedora 32 Update: xorg-x11-server-1.20.10-1.fc32
2020-12-05 01:17:03
freebsd
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xorg-server -- Multiple input validation failures in X server XKB extension
2020-12-01 00:00:00
archlinux
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[ASA-202012-6] xorg-server: arbitrary code execution
2020-12-05 00:00:00
altlinux
altlinux
Security fix for the ALT Linux 10 package xorg-server version 2:1.20.10-alt1
2020-12-02 00:00:00
mageia
mageia
Updated x11-server packages fix security vulnerabilities
2020-12-17 16:10:41
osv
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xorg-server - security update
2020-12-04 00:00:00
xorg-server vulnerabilities
2020-12-07 15:14:43
xorg-server - security update
2020-12-09 00:00:00
oraclelinux
oraclelinux
xorg-x11-server security update
2020-12-14 00:00:00
userspace graphics, xorg-x11, and mesa security, bug fix, and enhancement update
2021-05-25 00:00:00
amazon
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Important: xorg-x11-server
2021-01-25 23:09:00
redhat
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(RHSA-2020:5408) Important: xorg-x11-server security update
2020-12-14 15:32:09
(RHSA-2021:1804) Moderate: userspace graphics, xorg-x11, and mesa security, bug fix, and enhancement update
2021-05-18 06:07:47
(RHSA-2021:2136) Moderate: Openshift Logging security and bugs update (5.0.4)
2021-05-26 20:03:09
centos
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xorg security update
2021-02-27 14:19:46
zdi
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X.Org Server XkbSetDeviceInfo Heap-based Buffer Overflow Privilege Escalation Vulnerability
2020-12-09 00:00:00
X.Org Server XkbSetMap Out-Of-Bounds Access Privilege Escalation Vulnerability
2020-12-09 00:00:00
veracode
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Privilege Escalation
2020-12-04 16:43:09
Privilege Escalation
2020-12-04 16:48:02
prion
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Heap overflow
2020-12-15 17:15:00
Privilege escalation
2021-01-20 16:15:00
Design/Logic Flaw
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CVE-2020-25712
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2021-01-20 16:15:00
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alpinelinux
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2021-01-20 16:15:00
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2020-12-15 17:15:00
ubuntucve
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CVE-2020-14360
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CVE-2020-25712
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CVE-2021-3567
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cve
cve
CVE-2020-14360
2021-01-20 16:15:00
CVE-2020-25712
2020-12-15 17:15:00
CVE-2021-3567
2022-03-25 19:15:00
redhatcve
redhatcve
CVE-2020-14360
2020-12-01 18:00:35
CVE-2020-25712
2020-12-01 18:00:39
CVE-2021-3567
2021-05-28 13:13:00
redos
redos
ROS-20220705-01
2022-07-05 00:00:00
gentoo
gentoo
X.Org X Server: Multiple vulnerabilities
2020-12-07 00:00:00
almalinux
almalinux
Moderate: userspace graphics, xorg-x11, and mesa security, bug fix, and enhancement update
2021-05-18 06:07:47
rocky
rocky
userspace graphics, xorg-x11, and mesa security, bug fix, and enhancement update
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ibm
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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 High

AI Score

Confidence

High

6.1 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:P/I:P/A:C

0.001 Low

EPSS

Percentile

25.3%

JSON
Related for USN-4656-1
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