Security update for libzypp, zypper SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2018:2688-1 Final 1 1 2018-09-11T12:59:55Z current 2018-09-11T12:59:55Z 2018-09-11T12:59:55Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for libzypp, zypper This update for libzypp, zypper fixes the following issues: libzypp security fixes: - PackageProvider: Validate delta rpms before caching (bsc#1091624, bsc#1088705, CVE-2018-7685) - PackageProvider: Validate downloaded rpm package signatures before caching (bsc#1091624, bsc#1088705, CVE-2018-7685) - Be sure bad packages do not stay in the cache (bsc#1045735, CVE-2017-9269) - Fix repo gpg check workflows, mainly for unsigned repos and packages (bsc#1045735, bsc#1038984, CVE-2017-7435, CVE-2017-7436, CVE-2017-9269) libzypp other changes/bugs fixed: - Update to version 14.45.17 - RepoInfo: add enum GpgCheck for convenient gpgcheck mode handling (bsc#1045735) - repo refresh: Re-probe if the repository type changes (bsc#1048315) - Use common workflow for downloading packages and srcpackages. This includes a common way of handling and reporting gpg signature and checks. (bsc#1037210) - PackageProvider: as well support downloading SrcPackage (for bsc#1037210) - Adapt to work with GnuPG 2.1.23 (bsc#1054088) - repo refresh: Re-probe if the repository type changes (bsc#1048315) - Handle http error 502 Bad Gateway in curl backend (bsc#1070851) - RepoManager: Explicitly request repo2solv to generate application pseudo packages. - Prefer calling 'repo2solv' rather than 'repo2solv.sh' - libzypp-devel should not require cmake (bsc#1101349) - HardLocksFile: Prevent against empty commit without Target having been been loaded (bsc#1096803) - Avoid zombie tar processes (bsc#1076192) - lsof: use '-K i' if lsof supports it (bsc#1099847, bsc#1036304) zypper security fixes: - Improve signature check callback messages (bsc#1045735, CVE-2017-9269) - add/modify repo: Add options to tune the GPG check settings (bsc#1045735, CVE-2017-9269) - Adapt download callback to report and handle unsigned packages (bsc#1038984, CVE-2017-7436) zypper other changes/bugs fixed: - Update to version 1.11.70 - Bugfix: Prevent ESC sequence strings from going out of scope (bsc#1092413) - XML <install-summary> attribute `packages-to-change` added (bsc#1102429) - man: Strengthen that `--config FILE' affects zypper.conf, not zypp.conf (bsc#1100028) - ansi.h: Prevent ESC sequence strings from going out of scope (bsc#1092413) - do not recommend cron (bsc#1079334) The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). SUSE-SLE-SERVER-12-2018-1879 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2018/suse-su-20182688-1/ Link for SUSE-SU-2018:2688-1 https://lists.suse.com/pipermail/sle-security-updates/2018-September/004553.html E-Mail link for SUSE-SU-2018:2688-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1036304 SUSE Bug 1036304 https://bugzilla.suse.com/1037210 SUSE Bug 1037210 https://bugzilla.suse.com/1038984 SUSE Bug 1038984 https://bugzilla.suse.com/1045735 SUSE Bug 1045735 https://bugzilla.suse.com/1048315 SUSE Bug 1048315 https://bugzilla.suse.com/1054088 SUSE Bug 1054088 https://bugzilla.suse.com/1070851 SUSE Bug 1070851 https://bugzilla.suse.com/1076192 SUSE Bug 1076192 https://bugzilla.suse.com/1079334 SUSE Bug 1079334 https://bugzilla.suse.com/1088705 SUSE Bug 1088705 https://bugzilla.suse.com/1091624 SUSE Bug 1091624 https://bugzilla.suse.com/1092413 SUSE Bug 1092413 https://bugzilla.suse.com/1096803 SUSE Bug 1096803 https://bugzilla.suse.com/1099847 SUSE Bug 1099847 https://bugzilla.suse.com/1100028 SUSE Bug 1100028 https://bugzilla.suse.com/1101349 SUSE Bug 1101349 https://bugzilla.suse.com/1102429 SUSE Bug 1102429 https://www.suse.com/security/cve/CVE-2017-7435/ SUSE CVE CVE-2017-7435 page https://www.suse.com/security/cve/CVE-2017-7436/ SUSE CVE CVE-2017-7436 page https://www.suse.com/security/cve/CVE-2017-9269/ SUSE CVE CVE-2017-9269 page https://www.suse.com/security/cve/CVE-2018-7685/ SUSE CVE CVE-2018-7685 page SUSE Linux Enterprise Server 12-LTSS libzypp-14.45.17-2.82.1 zypper-1.11.70-2.69.2 zypper-log-1.11.70-2.69.2 libzypp-14.45.17-2.82.1 as a component of SUSE Linux Enterprise Server 12-LTSS zypper-1.11.70-2.69.2 as a component of SUSE Linux Enterprise Server 12-LTSS zypper-log-1.11.70-2.69.2 as a component of SUSE Linux Enterprise Server 12-LTSS In libzypp before 20170803 it was possible to add unsigned YUM repositories without warning to the user that could lead to man in the middle or malicious servers to inject malicious RPM packages into a users system. CVE-2017-7435 SUSE Linux Enterprise Server 12-LTSS:libzypp-14.45.17-2.82.1 SUSE Linux Enterprise Server 12-LTSS:zypper-1.11.70-2.69.2 SUSE Linux Enterprise Server 12-LTSS:zypper-log-1.11.70-2.69.2 important 7.6 AV:N/AC:H/Au:N/C:C/I:C/A:C To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2018/suse-su-20182688-1/ https://www.suse.com/security/cve/CVE-2017-7435.html CVE-2017-7435 https://bugzilla.suse.com/1009127 SUSE Bug 1009127 https://bugzilla.suse.com/1038984 SUSE Bug 1038984 https://bugzilla.suse.com/1045735 SUSE Bug 1045735 In libzypp before 20170803 it was possible to retrieve unsigned packages without a warning to the user which could lead to man in the middle or malicious servers to inject malicious RPM packages into a users system. CVE-2017-7436 SUSE Linux Enterprise Server 12-LTSS:libzypp-14.45.17-2.82.1 SUSE Linux Enterprise Server 12-LTSS:zypper-1.11.70-2.69.2 SUSE Linux Enterprise Server 12-LTSS:zypper-log-1.11.70-2.69.2 important 7.6 AV:N/AC:H/Au:N/C:C/I:C/A:C To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2018/suse-su-20182688-1/ https://www.suse.com/security/cve/CVE-2017-7436.html CVE-2017-7436 https://bugzilla.suse.com/1008325 SUSE Bug 1008325 https://bugzilla.suse.com/1009127 SUSE Bug 1009127 https://bugzilla.suse.com/1038984 SUSE Bug 1038984 https://bugzilla.suse.com/1045735 SUSE Bug 1045735 In libzypp before August 2018 GPG keys attached to YUM repositories were not correctly pinned, allowing malicious repository mirrors to silently downgrade to unsigned repositories with potential malicious content. CVE-2017-9269 SUSE Linux Enterprise Server 12-LTSS:libzypp-14.45.17-2.82.1 SUSE Linux Enterprise Server 12-LTSS:zypper-1.11.70-2.69.2 SUSE Linux Enterprise Server 12-LTSS:zypper-log-1.11.70-2.69.2 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2018/suse-su-20182688-1/ https://www.suse.com/security/cve/CVE-2017-9269.html CVE-2017-9269 https://bugzilla.suse.com/1038984 SUSE Bug 1038984 https://bugzilla.suse.com/1045735 SUSE Bug 1045735 The decoupled download and installation steps in libzypp before 17.5.0 could lead to a corrupted RPM being left in the cache, where a later call would not display the corrupted RPM warning and allow installation, a problem caused by malicious warnings only displayed during download. CVE-2018-7685 SUSE Linux Enterprise Server 12-LTSS:libzypp-14.45.17-2.82.1 SUSE Linux Enterprise Server 12-LTSS:zypper-1.11.70-2.69.2 SUSE Linux Enterprise Server 12-LTSS:zypper-log-1.11.70-2.69.2 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2018/suse-su-20182688-1/ https://www.suse.com/security/cve/CVE-2018-7685.html CVE-2018-7685 https://bugzilla.suse.com/1045735 SUSE Bug 1045735 https://bugzilla.suse.com/1088705 SUSE Bug 1088705 https://bugzilla.suse.com/1091624 SUSE Bug 1091624