SUSE Security Update: Security update for xorg-x11-server
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:14867-1
Rating:             important
References:         #1190489 
Cross-References:   CVE-2021-4011
CVSS scores:
                    CVE-2021-4011 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:
                    SUSE Linux Enterprise Server 11-SP4-LTSS
                    SUSE Linux Enterprise Point of Sale 11-SP3
                    SUSE Linux Enterprise Debuginfo 11-SP4
                    SUSE Linux Enterprise Debuginfo 11-SP3
______________________________________________________________________________

   An update that fixes one vulnerability is now available.

Description:

   This update for xorg-x11-server fixes the following issues:

   - CVE-2021-4011: The handlers for the RecordCreateContext and
     RecordRegisterClients requests of the Record extension do not properly
     validate the request length leading to out of bounds memory write.
     (bsc#1190489)


Patch Instructions:

   To install this SUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - SUSE Linux Enterprise Server 11-SP4-LTSS:

      zypper in -t patch slessp4-xorg-x11-server-14867=1

   - SUSE Linux Enterprise Point of Sale 11-SP3:

      zypper in -t patch sleposp3-xorg-x11-server-14867=1

   - SUSE Linux Enterprise Debuginfo 11-SP4:

      zypper in -t patch dbgsp4-xorg-x11-server-14867=1

   - SUSE Linux Enterprise Debuginfo 11-SP3:

      zypper in -t patch dbgsp3-xorg-x11-server-14867=1



Package List:

   - SUSE Linux Enterprise Server 11-SP4-LTSS (i586 ppc64 s390x x86_64):

      xorg-x11-Xvnc-7.4-27.122.46.1
      xorg-x11-server-7.4-27.122.46.1
      xorg-x11-server-extra-7.4-27.122.46.1

   - SUSE Linux Enterprise Point of Sale 11-SP3 (i586):

      xorg-x11-Xvnc-7.4-27.122.46.1
      xorg-x11-server-7.4-27.122.46.1
      xorg-x11-server-extra-7.4-27.122.46.1

   - SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ppc64 s390x x86_64):

      xorg-x11-server-debuginfo-7.4-27.122.46.1
      xorg-x11-server-debugsource-7.4-27.122.46.1

   - SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64):

      xorg-x11-server-debuginfo-7.4-27.122.46.1
      xorg-x11-server-debugsource-7.4-27.122.46.1


References:

   https://www.suse.com/security/cve/CVE-2021-4011.html
   https://bugzilla.suse.com/1190489

SUSE: 2021:14867-1 important: xorg-x11-server

December 20, 2021
An update that fixes one vulnerability is now available

Summary

This update for xorg-x11-server fixes the following issues: - CVE-2021-4011: The handlers for the RecordCreateContext and RecordRegisterClients requests of the Record extension do not properly validate the request length leading to out of bounds memory write. (bsc#1190489) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Server 11-SP4-LTSS: zypper in -t patch slessp4-xorg-x11-server-14867=1 - SUSE Linux Enterprise Point of Sale 11-SP3: zypper in -t patch sleposp3-xorg-x11-server-14867=1 - SUSE Linux Enterprise Debuginfo 11-SP4: zypper in -t patch dbgsp4-xorg-x11-server-14867=1 - SUSE Linux Enterprise Debuginfo 11-SP3: zypper in -t patch dbgsp3-xorg-x11-server-14867=1 Package List: - SUSE Linux Enterprise Server 11-SP4-LTSS (i586 ppc64 s390x x86_64): xorg-x11-Xvnc-7.4-27.122.46.1 xorg-x11-server-7.4-27.122.46.1 xorg-x11-server-extra-7.4-27.122.46.1 - SUSE Linux Enterprise Point of Sale 11-SP3 (i586): xorg-x11-Xvnc-7.4-27.122.46.1 xorg-x11-server-7.4-27.122.46.1 xorg-x11-server-extra-7.4-27.122.46.1 - SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ppc64 s390x x86_64): xorg-x11-server-debuginfo-7.4-27.122.46.1 xorg-x11-server-debugsource-7.4-27.122.46.1 - SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64): xorg-x11-server-debuginfo-7.4-27.122.46.1 xorg-x11-server-debugsource-7.4-27.122.46.1

References

#1190489

Cross- CVE-2021-4011

CVSS scores:

CVE-2021-4011 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:

SUSE Linux Enterprise Server 11-SP4-LTSS

SUSE Linux Enterprise Point of Sale 11-SP3

SUSE Linux Enterprise Debuginfo 11-SP4

SUSE Linux Enterprise Debuginfo 11-SP3

https://www.suse.com/security/cve/CVE-2021-4011.html

https://bugzilla.suse.com/1190489

Severity
Announcement ID: SUSE-SU-2021:14867-1
Rating: important

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