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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.2203 SUSE Security Update: Security update for xen 4 September 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: xen Publisher: SUSE Operating System: SUSE Impact/Access: Increased Privileges -- Existing Account Denial of Service -- Remote/Unauthenticated Access Confidential Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2017-12855 CVE-2017-12137 CVE-2017-12136 CVE-2017-12135 CVE-2017-11434 CVE-2017-10664 CVE-2016-9603 Reference: ESB-2017.2192 ESB-2017.1677 ESB-2017.1495 ESB-2017.1167 Comment: This bulletin contains two (2) SUSE security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- SUSE Security Update: Security update for xen ______________________________________________________________________________ Announcement ID: SUSE-SU-2017:2326-1 Rating: important References: #1002573 #1026236 #1035231 #1037840 #1046637 #1049578 #1051787 #1051788 #1051789 #1052686 #1055695 Cross-References: CVE-2016-9603 CVE-2017-10664 CVE-2017-11434 CVE-2017-12135 CVE-2017-12136 CVE-2017-12137 CVE-2017-12855 Affected Products: SUSE Linux Enterprise Software Development Kit 12-SP2 SUSE Linux Enterprise Server 12-SP2 SUSE Linux Enterprise Desktop 12-SP2 SUSE Container as a Service Platform ALL ______________________________________________________________________________ An update that solves 7 vulnerabilities and has four fixes is now available. Description: This update for xen to version 4.7.3 fixes several issues. These security issues were fixed: - CVE-2017-12135: Unbounded recursion in grant table code allowed a malicious guest to crash the host or potentially escalate privileges/leak information (XSA-226, bsc#1051787). - CVE-2017-12137: Incorrectly-aligned updates to pagetables allowed for privilege escalation (XSA-227, bsc#1051788). - CVE-2017-12136: Race conditions with maptrack free list handling allows a malicious guest administrator to crash the host or escalate their privilege to that of the host (XSA-228, bsc#1051789). - CVE-2017-11434: The dhcp_decode function in slirp/bootp.c allowed local guest OS users to cause a denial of service (out-of-bounds read) via a crafted DHCP options string (bsc#1049578). - CVE-2017-10664: qemu-nbd did not ignore SIGPIPE, which allowed remote attackers to cause a denial of service (daemon crash) by disconnecting during a server-to-client reply attempt (bsc#1046637). - CVE-2017-12855: Premature clearing of GTF_writing / GTF_reading lead to potentially leaking sensitive information (XSA-230 CVE-2017-12855). These non-security issues were fixed: - bsc#1055695: XEN: 11SP4 and 12SP3 HVM guests can not be restored after the save using xl stack - bsc#1035231: Migration of HVM domU did not use superpages on destination dom0 - bsc#1002573: Optimized LVM functions in block-dmmd block-dmmd - bsc#1037840: Xen-detect always showed HVM for PV guests Patch Instructions: To install this SUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Software Development Kit 12-SP2: zypper in -t patch SUSE-SLE-SDK-12-SP2-2017-1438=1 - SUSE Linux Enterprise Server 12-SP2: zypper in -t patch SUSE-SLE-SERVER-12-SP2-2017-1438=1 - SUSE Linux Enterprise Desktop 12-SP2: zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2017-1438=1 - SUSE Container as a Service Platform ALL: zypper in -t patch SUSE-CAASP-ALL-2017-1438=1 To bring your system up-to-date, use "zypper patch". Package List: - SUSE Linux Enterprise Software Development Kit 12-SP2 (aarch64 x86_64): xen-debugsource-4.7.3_03-43.9.1 xen-devel-4.7.3_03-43.9.1 - SUSE Linux Enterprise Server 12-SP2 (x86_64): xen-4.7.3_03-43.9.1 xen-debugsource-4.7.3_03-43.9.1 xen-doc-html-4.7.3_03-43.9.1 xen-libs-32bit-4.7.3_03-43.9.1 xen-libs-4.7.3_03-43.9.1 xen-libs-debuginfo-32bit-4.7.3_03-43.9.1 xen-libs-debuginfo-4.7.3_03-43.9.1 xen-tools-4.7.3_03-43.9.1 xen-tools-debuginfo-4.7.3_03-43.9.1 xen-tools-domU-4.7.3_03-43.9.1 xen-tools-domU-debuginfo-4.7.3_03-43.9.1 - SUSE Linux Enterprise Desktop 12-SP2 (x86_64): xen-4.7.3_03-43.9.1 xen-debugsource-4.7.3_03-43.9.1 xen-libs-32bit-4.7.3_03-43.9.1 xen-libs-4.7.3_03-43.9.1 xen-libs-debuginfo-32bit-4.7.3_03-43.9.1 xen-libs-debuginfo-4.7.3_03-43.9.1 - SUSE Container as a Service Platform ALL (x86_64): xen-debugsource-4.7.3_03-43.9.1 xen-libs-4.7.3_03-43.9.1 xen-libs-debuginfo-4.7.3_03-43.9.1 xen-tools-domU-4.7.3_03-43.9.1 xen-tools-domU-debuginfo-4.7.3_03-43.9.1 References: https://www.suse.com/security/cve/CVE-2016-9603.html https://www.suse.com/security/cve/CVE-2017-10664.html https://www.suse.com/security/cve/CVE-2017-11434.html https://www.suse.com/security/cve/CVE-2017-12135.html https://www.suse.com/security/cve/CVE-2017-12136.html https://www.suse.com/security/cve/CVE-2017-12137.html https://www.suse.com/security/cve/CVE-2017-12855.html https://bugzilla.suse.com/1002573 https://bugzilla.suse.com/1026236 https://bugzilla.suse.com/1035231 https://bugzilla.suse.com/1037840 https://bugzilla.suse.com/1046637 https://bugzilla.suse.com/1049578 https://bugzilla.suse.com/1051787 https://bugzilla.suse.com/1051788 https://bugzilla.suse.com/1051789 https://bugzilla.suse.com/1052686 https://bugzilla.suse.com/1055695 ===================================================== SUSE Security Update: Security update for xen ______________________________________________________________________________ Announcement ID: SUSE-SU-2017:2327-1 Rating: important References: #1002573 #1026236 #1027519 #1035231 #1046637 #1049578 #1051787 #1051788 #1051789 #1052686 #1055695 Cross-References: CVE-2017-10664 CVE-2017-11434 CVE-2017-12135 CVE-2017-12136 CVE-2017-12137 CVE-2017-12855 Affected Products: SUSE Linux Enterprise Software Development Kit 12-SP3 SUSE Linux Enterprise Desktop 12-SP3 ______________________________________________________________________________ An update that solves 6 vulnerabilities and has 5 fixes is now available. Description: This update for xen fixes several issues. These security issues were fixed: - CVE-2017-12135: Unbounded recursion in grant table code allowed a malicious guest to crash the host or potentially escalate privileges/leak information (XSA-226, bsc#1051787). - CVE-2017-12137: Incorrectly-aligned updates to pagetables allowed for privilege escalation (XSA-227, bsc#1051788). - CVE-2017-12136: Race conditions with maptrack free list handling allows a malicious guest administrator to crash the host or escalate their privilege to that of the host (XSA-228, bsc#1051789). - CVE-2017-11434: The dhcp_decode function in slirp/bootp.c allowed local guest OS users to cause a denial of service (out-of-bounds read) via a crafted DHCP options string (bsc#1049578). - CVE-2017-10664: qemu-nbd did not ignore SIGPIPE, which allowed remote attackers to cause a denial of service (daemon crash) by disconnecting during a server-to-client reply attempt (bsc#1046637). - CVE-2017-12855: Premature clearing of GTF_writing / GTF_reading lead to potentially leaking sensitive information (XSA-230 bsc#1052686. These non-security issues were fixed: - bsc#1055695: XEN: 11SP4 and 12SP3 HVM guests can not be restored after the save using xl stack - bsc#1035231: Migration of HVM domU did not use superpages on destination dom0 - bsc#1002573: Optimized LVM functions in block-dmmd block-dmmd Patch Instructions: To install this SUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Software Development Kit 12-SP3: zypper in -t patch SUSE-SLE-SDK-12-SP3-2017-1437=1 - SUSE Linux Enterprise Desktop 12-SP3: zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2017-1437=1 To bring your system up-to-date, use "zypper patch". Package List: - SUSE Linux Enterprise Software Development Kit 12-SP3 (aarch64 x86_64): xen-debugsource-4.9.0_11-3.9.1 xen-devel-4.9.0_11-3.9.1 - SUSE Linux Enterprise Desktop 12-SP3 (x86_64): xen-4.9.0_11-3.9.1 xen-debugsource-4.9.0_11-3.9.1 xen-libs-32bit-4.9.0_11-3.9.1 xen-libs-4.9.0_11-3.9.1 xen-libs-debuginfo-32bit-4.9.0_11-3.9.1 xen-libs-debuginfo-4.9.0_11-3.9.1 References: https://www.suse.com/security/cve/CVE-2017-10664.html https://www.suse.com/security/cve/CVE-2017-11434.html https://www.suse.com/security/cve/CVE-2017-12135.html https://www.suse.com/security/cve/CVE-2017-12136.html https://www.suse.com/security/cve/CVE-2017-12137.html https://www.suse.com/security/cve/CVE-2017-12855.html https://bugzilla.suse.com/1002573 https://bugzilla.suse.com/1026236 https://bugzilla.suse.com/1027519 https://bugzilla.suse.com/1035231 https://bugzilla.suse.com/1046637 https://bugzilla.suse.com/1049578 https://bugzilla.suse.com/1051787 https://bugzilla.suse.com/1051788 https://bugzilla.suse.com/1051789 https://bugzilla.suse.com/1052686 https://bugzilla.suse.com/1055695 - --------------------------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: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== 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). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBWazCjox+lLeg9Ub1AQgNVg//fzsl19ci5DaDmknIB1TExZ1SLACjshQ/ 1W+2W5XX3EMmMoogDjK9uW1nFo87ZlxsxpDhKSn0kYbH2zNNjrB6qxlFVwwipsuJ Ns0wzHj4zW0NRF+9XQGrgfNfz6HHbZlSr1pXE596rWApM1tg0pOcMcyfPzha2YOK 7RoL1nMaNEKEYL/TYBY7tG3z5k0AUL/htBrkskc3eYpMm1n3k5E+9L74+rOMoeYn m7ehB9Ab8ccRdUMgvuupBdRxaQGiHeOEGYMe94JeSOjvhn/jk4h2I4TLby28UMTH SxJ+yyZF03662xR6rSHaJzrNWQc0zPPWFZBhE/Mfma1u3cAsLg8E5/Lsjha0TtiS 0aBM/GaRdf6vMXuRYP9txTVdoLgM33Z9ZUiQwrivgJGBvyzhMPjGI9Mtr86bHITk uQMxzDti/CD5CM6RVAEXKqNl2SuEboe10qMYGbfO9GJnLTxJhrgS0sXJyxqhjH6j Z4EVxx4kRdwtAaCD8WqCdL+JYBIuV84uMMVHqpkaHWlfRQXIMNk4Avl7zSrxxzw0 bGIBBdHTaJ9SA2UCT54Ehh2/tCRjZAUbTraPmWuZti8W8s+NEnQW2FmXDM9TmEBn XF1dQY3ruvqALYJKqovBW8zMvmnIrQlpTAZiX0QstH7qdQnaB/1bp3EfjSc4yVG9 Zs5xxMsfJDg= =aSAR -----END PGP SIGNATURE-----