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centosCentOS ProjectCESA-2022:0003
HistoryJan 04, 2022 - 7:22 p.m.

xorg security update

2022-01-0419:22:29
CentOS Project
lists.centos.org
134

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

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

0.0005 Low

EPSS

Percentile

18.1%

CentOS Errata and Security Advisory CESA-2022:0003

X.Org is an open-source implementation of the X Window System. It provides the basic low-level functionality that full-fledged graphical user interfaces are designed upon.

Security Fix(es):

  • xorg-x11-server: SProcRenderCompositeGlyphs out-of-bounds access (CVE-2021-4008)

  • xorg-x11-server: SProcXFixesCreatePointerBarrier out-of-bounds access (CVE-2021-4009)

  • xorg-x11-server: SProcScreenSaverSuspend out-of-bounds access (CVE-2021-4010)

  • xorg-x11-server: SwapCreateRegister out-of-bounds access (CVE-2021-4011)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2022-January/086222.html

Affected packages:
xorg-x11-server-Xdmx
xorg-x11-server-Xephyr
xorg-x11-server-Xnest
xorg-x11-server-Xorg
xorg-x11-server-Xvfb
xorg-x11-server-Xwayland
xorg-x11-server-common
xorg-x11-server-devel
xorg-x11-server-source

Upstream details at:
https://access.redhat.com/errata/RHSA-2022:0003

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

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

0.0005 Low

EPSS

Percentile

18.1%