Security update for libzypp, zypper

SUSE Security Update: Security update for libzypp, zypper
Announcement ID: SUSE-SU-2018:2555-1
Rating: important
References: #1037210 #1038984 #1045735 #1048315 #1054088 #1070851 #1076192 #1088705 #1091624 #1092413 #1096803 #1100028 #1101349 #1102429
Cross-References: CVE-2017-7435 CVE-2017-7436 CVE-2017-9269 CVE-2018-7685
Affected Products:
  • SUSE Linux Enterprise Server for SAP 12-SP1
  • SUSE Linux Enterprise Server 12-SP1-LTSS

An update that solves four vulnerabilities and has 10 fixes is now available.

Description:

This update for libzypp, zypper provides the following fixes:

libzypp security fixes:

  • CVE-2018-7685: Validate RPMs before caching (bsc#1091624, bsc#1088705)
  • CVE-2017-9269: Be sure bad packages do not stay in the cache (bsc#1045735)
  • CVE-2017-7435, CVE-2017-7436, CVE-2017-9269: Fix repo gpg check workflows, mainly for unsigned repos and packages (bsc#1045735, bsc#1038984)

libzypp changes:

  • 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 loaded. (bsc#1096803)
  • Avoid zombie tar processes. (bsc#1076192)
  • man: Make sure that '--config FILE' affects zypper.conf, not zypp.conf. (bsc#1100028)
  • ansi.h: Prevent ESC sequence strings from going out of scope. (bsc#1092413)
  • 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) Use 'gpg --list-packets' to determine the keyid to verify a signature.
  • Handle http error 502 Bad Gateway in curl backend (bsc#1070851)

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 changes:

  • download: fix crash when non-package types are passed as argument (bsc#1037210)
  • XML attribute `packages-to-change` added (bsc#1102429)

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 for SAP 12-SP1:
    zypper in -t patch SUSE-SLE-SAP-12-SP1-2018-1792=1
  • SUSE Linux Enterprise Server 12-SP1-LTSS:
    zypper in -t patch SUSE-SLE-SERVER-12-SP1-2018-1792=1

Package List:

  • SUSE Linux Enterprise Server for SAP 12-SP1 (ppc64le x86_64):
    • libzypp-15.25.17-46.22.1
    • libzypp-debuginfo-15.25.17-46.22.1
    • libzypp-debugsource-15.25.17-46.22.1
    • zypper-1.12.59-46.10.1
    • zypper-debuginfo-1.12.59-46.10.1
    • zypper-debugsource-1.12.59-46.10.1
  • SUSE Linux Enterprise Server for SAP 12-SP1 (noarch):
    • zypper-log-1.12.59-46.10.1
  • SUSE Linux Enterprise Server 12-SP1-LTSS (ppc64le s390x x86_64):
    • libzypp-15.25.17-46.22.1
    • libzypp-debuginfo-15.25.17-46.22.1
    • libzypp-debugsource-15.25.17-46.22.1
    • zypper-1.12.59-46.10.1
    • zypper-debuginfo-1.12.59-46.10.1
    • zypper-debugsource-1.12.59-46.10.1
  • SUSE Linux Enterprise Server 12-SP1-LTSS (noarch):
    • zypper-log-1.12.59-46.10.1

References: