SUSE: 2021:4124-1 important: xorg-x11-server
Summary
This update for xorg-x11-server fixes the following issues: - CVE-2021-4009: The handler for the CreatePointerBarrier request of the XFixes extension does not properly validate the request length leading to out of bounds memory write. (bsc#1190487) - 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 OpenStack Cloud Crowbar 8: zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2021-4124=1 - SUSE OpenStack Cloud 8: zypper in -t patch SUSE-OpenStack-Cloud-8-2021-4124=1 - SUSE Linux Enterprise Server for SAP 12-SP3: zypper in -t patch SUSE-SLE-SAP-12-SP3-2021-4124=1 - SUSE Linux Enterprise Server 12-SP3-LTSS: zypper in -t patch SUSE-SLE-SERVER-12-SP3-2021-4124=1 - SUSE Linux Enterprise Server 12-SP3-BCL: zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2021-4124=1 - SUSE Linux Enterprise Server 12-SP2-BCL: zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2021-4124=1 - HPE Helion Openstack 8: zypper in -t patch HPE-Helion-OpenStack-8-2021-4124=1 Package List: - SUSE OpenStack Cloud Crowbar 8 (x86_64): xorg-x11-server-7.6_1.18.3-76.46.1 xorg-x11-server-debuginfo-7.6_1.18.3-76.46.1 xorg-x11-server-debugsource-7.6_1.18.3-76.46.1 xorg-x11-server-extra-7.6_1.18.3-76.46.1 xorg-x11-server-extra-debuginfo-7.6_1.18.3-76.46.1 - SUSE OpenStack Cloud 8 (x86_64): xorg-x11-server-7.6_1.18.3-76.46.1 xorg-x11-server-debuginfo-7.6_1.18.3-76.46.1 xorg-x11-server-debugsource-7.6_1.18.3-76.46.1 xorg-x11-server-extra-7.6_1.18.3-76.46.1 xorg-x11-server-extra-debuginfo-7.6_1.18.3-76.46.1 - SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le x86_64): xorg-x11-server-7.6_1.18.3-76.46.1 xorg-x11-server-debuginfo-7.6_1.18.3-76.46.1 xorg-x11-server-debugsource-7.6_1.18.3-76.46.1 xorg-x11-server-extra-7.6_1.18.3-76.46.1 xorg-x11-server-extra-debuginfo-7.6_1.18.3-76.46.1 - SUSE Linux Enterprise Server 12-SP3-LTSS (aarch64 ppc64le s390x x86_64): xorg-x11-server-7.6_1.18.3-76.46.1 xorg-x11-server-debuginfo-7.6_1.18.3-76.46.1 xorg-x11-server-debugsource-7.6_1.18.3-76.46.1 xorg-x11-server-extra-7.6_1.18.3-76.46.1 xorg-x11-server-extra-debuginfo-7.6_1.18.3-76.46.1 - SUSE Linux Enterprise Server 12-SP3-BCL (x86_64): xorg-x11-server-7.6_1.18.3-76.46.1 xorg-x11-server-debuginfo-7.6_1.18.3-76.46.1 xorg-x11-server-debugsource-7.6_1.18.3-76.46.1 xorg-x11-server-extra-7.6_1.18.3-76.46.1 xorg-x11-server-extra-debuginfo-7.6_1.18.3-76.46.1 - SUSE Linux Enterprise Server 12-SP2-BCL (x86_64): xorg-x11-server-7.6_1.18.3-76.46.1 xorg-x11-server-debuginfo-7.6_1.18.3-76.46.1 xorg-x11-server-debugsource-7.6_1.18.3-76.46.1 xorg-x11-server-extra-7.6_1.18.3-76.46.1 xorg-x11-server-extra-debuginfo-7.6_1.18.3-76.46.1 - HPE Helion Openstack 8 (x86_64): xorg-x11-server-7.6_1.18.3-76.46.1 xorg-x11-server-debuginfo-7.6_1.18.3-76.46.1 xorg-x11-server-debugsource-7.6_1.18.3-76.46.1 xorg-x11-server-extra-7.6_1.18.3-76.46.1 xorg-x11-server-extra-debuginfo-7.6_1.18.3-76.46.1
References
#1190487 #1190489
Cross- CVE-2021-4009 CVE-2021-4011
CVSS scores:
CVE-2021-4009 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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 OpenStack Cloud Crowbar 8
SUSE OpenStack Cloud 8
SUSE Linux Enterprise Server for SAP 12-SP3
SUSE Linux Enterprise Server 12-SP3-LTSS
SUSE Linux Enterprise Server 12-SP3-BCL
SUSE Linux Enterprise Server 12-SP2-BCL
HPE Helion Openstack 8
https://www.suse.com/security/cve/CVE-2021-4009.html
https://www.suse.com/security/cve/CVE-2021-4011.html
https://bugzilla.suse.com/1190487
https://bugzilla.suse.com/1190489