SUSE SLES12 Security Update : libzypp, zypper (SUSE-SU-2018:2555-1)

High Nessus Plugin ID 112200

Synopsis

The remote SUSE host is missing one or more security updates.

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 <install-summary> attribute `packages-to-change` added (bsc#1102429) </install-summary>

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

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

See Also

https://bugzilla.suse.com/1037210

https://bugzilla.suse.com/1038984

https://bugzilla.suse.com/1045735

https://bugzilla.suse.com/1048315

https://bugzilla.suse.com/1054088

https://bugzilla.suse.com/1070851

https://bugzilla.suse.com/1076192

https://bugzilla.suse.com/1088705

https://bugzilla.suse.com/1091624

https://bugzilla.suse.com/1092413

https://bugzilla.suse.com/1096803

https://bugzilla.suse.com/1100028

https://bugzilla.suse.com/1101349

https://bugzilla.suse.com/1102429

https://www.suse.com/security/cve/CVE-2017-7435.html

https://www.suse.com/security/cve/CVE-2017-7436.html

https://www.suse.com/security/cve/CVE-2017-9269.html

https://www.suse.com/security/cve/CVE-2018-7685.html

http://www.nessus.org/u?bed849b5

Plugin Details

Severity: High

ID: 112200

File Name: suse_SU-2018-2555-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2018/08/31

Modified: 2018/08/31

Dependencies: 12634

Risk Information

Risk Factor: High

CVSSv2

Base Score: 9.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

CVSSv3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libzypp, p-cpe:/a:novell:suse_linux:libzypp-debuginfo, p-cpe:/a:novell:suse_linux:libzypp-debugsource, p-cpe:/a:novell:suse_linux:zypper, p-cpe:/a:novell:suse_linux:zypper-debuginfo, p-cpe:/a:novell:suse_linux:zypper-debugsource, cpe:/o:novell:suse_linux:12

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Patch Publication Date: 2018/08/30

Reference Information

CVE: CVE-2017-7435, CVE-2017-7436, CVE-2017-9269, CVE-2018-7685