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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2943 SUSE Security Update: Security update for xorg-x11-libX11 1 October 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: xorg-x11-libX11 libX11 Publisher: SUSE Operating System: SUSE Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-14600 CVE-2018-14599 CVE-2018-14598 Reference: ESB-2018.2582 ESB-2018.2562 Original Bulletin: https://www.suse.com/support/update/announcement/2018/suse-su-20182934-1/ https://www.suse.com/support/update/announcement/2018/suse-su-20182955-1/ Comment: This bulletin contains two (2) SUSE security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- SUSE Security Update: Security update for xorg-x11-libX11 ______________________________________________________________________________ Announcement ID: SUSE-SU-2018:2934-1 Rating: moderate References: #1102062 #1102068 #1102073 Cross-References: CVE-2018-14598 CVE-2018-14599 CVE-2018-14600 Affected Products: SUSE Linux Enterprise Software Development Kit 11-SP4 SUSE Linux Enterprise Server 11-SP4 SUSE Linux Enterprise Server 11-SP3-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 three vulnerabilities is now available. Description: This update for xorg-x11-libX11 fixes the following issues: - CVE-2018-14599: The function XListExtensions was vulnerable to an off-by-one error caused by malicious server responses, leading to DoS or possibly unspecified other impact (bsc#1102062) - CVE-2018-14600: The function XListExtensions interpreted a variable as signed instead of unsigned, resulting in an out-of-bounds write (of up to 128 bytes), leading to DoS or remote code execution (bsc#1102068) - CVE-2018-14598: A malicious server could have sent a reply in which the first string overflows, causing a variable to be set to NULL that will be freed later on, leading to DoS (segmentation fault) (bsc#1102073) 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 Software Development Kit 11-SP4: zypper in -t patch sdksp4-xorg-x11-libX11-13801=1 - SUSE Linux Enterprise Server 11-SP4: zypper in -t patch slessp4-xorg-x11-libX11-13801=1 - SUSE Linux Enterprise Server 11-SP3-LTSS: zypper in -t patch slessp3-xorg-x11-libX11-13801=1 - SUSE Linux Enterprise Point of Sale 11-SP3: zypper in -t patch sleposp3-xorg-x11-libX11-13801=1 - SUSE Linux Enterprise Debuginfo 11-SP4: zypper in -t patch dbgsp4-xorg-x11-libX11-13801=1 - SUSE Linux Enterprise Debuginfo 11-SP3: zypper in -t patch dbgsp3-xorg-x11-libX11-13801=1 Package List: - SUSE Linux Enterprise Software Development Kit 11-SP4 (i586 ia64 ppc64 s390x x86_64): xorg-x11-libX11-devel-7.4-5.11.72.9.1 - SUSE Linux Enterprise Software Development Kit 11-SP4 (ppc64 s390x x86_64): xorg-x11-libX11-devel-32bit-7.4-5.11.72.9.1 - SUSE Linux Enterprise Server 11-SP4 (i586 ia64 ppc64 s390x x86_64): xorg-x11-libX11-7.4-5.11.72.9.1 - SUSE Linux Enterprise Server 11-SP4 (ppc64 s390x x86_64): xorg-x11-libX11-32bit-7.4-5.11.72.9.1 - SUSE Linux Enterprise Server 11-SP4 (ia64): xorg-x11-libX11-x86-7.4-5.11.72.9.1 - SUSE Linux Enterprise Server 11-SP3-LTSS (i586 s390x x86_64): xorg-x11-libX11-7.4-5.11.72.9.1 - SUSE Linux Enterprise Server 11-SP3-LTSS (s390x x86_64): xorg-x11-libX11-32bit-7.4-5.11.72.9.1 - SUSE Linux Enterprise Point of Sale 11-SP3 (i586): xorg-x11-libX11-7.4-5.11.72.9.1 - SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ia64 ppc64 s390x x86_64): xorg-x11-libX11-debuginfo-7.4-5.11.72.9.1 xorg-x11-libX11-debugsource-7.4-5.11.72.9.1 - SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64): xorg-x11-libX11-debuginfo-7.4-5.11.72.9.1 xorg-x11-libX11-debugsource-7.4-5.11.72.9.1 References: https://www.suse.com/security/cve/CVE-2018-14598.html https://www.suse.com/security/cve/CVE-2018-14599.html https://www.suse.com/security/cve/CVE-2018-14600.html https://bugzilla.suse.com/1102062 https://bugzilla.suse.com/1102068 https://bugzilla.suse.com/1102073 - --- SUSE Security Update: Security update for libX11 ______________________________________________________________________________ Announcement ID: SUSE-SU-2018:2955-1 Rating: moderate References: #1102062 #1102068 #1102073 Cross-References: CVE-2018-14598 CVE-2018-14599 CVE-2018-14600 Affected Products: SUSE Linux Enterprise Module for Basesystem 15 ______________________________________________________________________________ An update that fixes three vulnerabilities is now available. Description: This update for libX11 fixes the following security issues: - CVE-2018-14599: The function XListExtensions was vulnerable to an off-by-one error caused by malicious server responses, leading to DoS or possibly unspecified other impact (bsc#1102062) - CVE-2018-14600: The function XListExtensions interpreted a variable as signed instead of unsigned, resulting in an out-of-bounds write (of up to 128 bytes), leading to DoS or remote code execution (bsc#1102068) - CVE-2018-14598: A malicious server could have sent a reply in which the first string overflows, causing a variable to be set to NULL that will be freed later on, leading to DoS (segmentation fault) (bsc#1102073) 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 Module for Basesystem 15: zypper in -t patch SUSE-SLE-Module-Basesystem-15-2018-2082=1 Package List: - SUSE Linux Enterprise Module for Basesystem 15 (aarch64 ppc64le s390x x86_64): libX11-6-1.6.5-3.3.1 libX11-6-debuginfo-1.6.5-3.3.1 libX11-debugsource-1.6.5-3.3.1 libX11-devel-1.6.5-3.3.1 libX11-xcb1-1.6.5-3.3.1 libX11-xcb1-debuginfo-1.6.5-3.3.1 - SUSE Linux Enterprise Module for Basesystem 15 (noarch): libX11-data-1.6.5-3.3.1 - SUSE Linux Enterprise Module for Basesystem 15 (x86_64): libX11-6-32bit-1.6.5-3.3.1 libX11-6-32bit-debuginfo-1.6.5-3.3.1 libX11-xcb1-32bit-1.6.5-3.3.1 libX11-xcb1-32bit-debuginfo-1.6.5-3.3.1 References: https://www.suse.com/security/cve/CVE-2018-14598.html https://www.suse.com/security/cve/CVE-2018-14599.html https://www.suse.com/security/cve/CVE-2018-14600.html https://bugzilla.suse.com/1102062 https://bugzilla.suse.com/1102068 https://bugzilla.suse.com/1102073 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). 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