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AUSCERT External Security Bulletin Redistribution
ESB-2023.1952
Security update for yaml-cpp
5 April 2023
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: yaml-cpp
Publisher: SUSE
Operating System: SUSE
Resolution: Patch/Upgrade
CVE Names: CVE-2019-6292 CVE-2019-6285 CVE-2018-20574
CVE-2018-20573
Original Bulletin:
https://www.suse.com/support/update/announcement/2023/suse-su-20231740-3
Comment: CVSS (Max): 5.3 CVE-2019-6292 (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVSS Source: SUSE
Calculator: https://www.first.org/cvss/calculator/3.0#CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
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Security update for yaml-cpp
Announcement ID: SUSE-SU-2023:1740-3
Rating: moderate
o #1121227
o #1121230
References: o #1122004
o #1122021
o CVE-2018-20573
o CVE-2018-20574
Cross-References: o CVE-2019-6285
o CVE-2019-6292
o CVE-2018-20573 ( SUSE ): 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N
/S:U/C:N/I:N/A:L
o CVE-2018-20573 ( NVD ): 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/
S:U/C:N/I:N/A:H
o CVE-2018-20574 ( SUSE ): 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N
/S:U/C:N/I:N/A:L
o CVE-2018-20574 ( NVD ): 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/
S:U/C:N/I:N/A:H
CVSS scores: o CVE-2019-6285 ( SUSE ): 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/
S:U/C:N/I:N/A:L
o CVE-2019-6285 ( NVD ): 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/
S:U/C:N/I:N/A:H
o CVE-2019-6292 ( SUSE ): 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/
S:U/C:N/I:N/A:L
o CVE-2019-6292 ( NVD ): 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/
S:U/C:N/I:N/A:H
o SUSE Enterprise Storage 7
o SUSE Linux Enterprise High Performance Computing 15 SP2
Affected o SUSE Linux Enterprise High Performance Computing 15 SP2
Products: LTSS 15-SP2
o SUSE Linux Enterprise Server 15 SP2
o SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2
o SUSE Linux Enterprise Server for SAP Applications 15 SP2
An update that solves four vulnerabilities can now be installed.
Description:
This update for yaml-cpp fixes the following issues:
o CVE-2018-20573: Fixed remote DOS via a crafted YAML file in function
Scanner:EnsureTokensInQueue (bsc#1121227).
o CVE-2018-20574: Fixed remote DOS via a crafted YAML file in function
SingleDocParser:HandleFlowMap (bsc#1121230).
o CVE-2019-6285: Fixed remote DOS via a crafted YAML file in function
SingleDocParser::HandleFlowSequence (bsc#1122004).
o CVE-2019-6292: Fixed DOS by stack consumption in singledocparser.cpp (bsc#
1122021).
Patch Instructions:
To install this SUSE Moderate update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
o SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2
zypper in -t patch SUSE-SLE-Product-HPC-15-SP2-LTSS-2023-1740=1
o SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2
zypper in -t patch SUSE-SLE-Product-SLES-15-SP2-LTSS-2023-1740=1
o SUSE Linux Enterprise Server for SAP Applications 15 SP2
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP2-2023-1740=1
o SUSE Enterprise Storage 7
zypper in -t patch SUSE-Storage-7-2023-1740=1
Package List:
o SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2
(aarch64 x86_64)
libyaml-cpp0_6-debuginfo-0.6.1-4.5.1
yaml-cpp-devel-0.6.1-4.5.1
libyaml-cpp0_6-0.6.1-4.5.1
yaml-cpp-debugsource-0.6.1-4.5.1
o SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (aarch64 ppc64le s390x
x86_64)
libyaml-cpp0_6-debuginfo-0.6.1-4.5.1
yaml-cpp-devel-0.6.1-4.5.1
libyaml-cpp0_6-0.6.1-4.5.1
yaml-cpp-debugsource-0.6.1-4.5.1
o SUSE Linux Enterprise Server for SAP Applications 15 SP2 (ppc64le x86_64)
libyaml-cpp0_6-debuginfo-0.6.1-4.5.1
yaml-cpp-devel-0.6.1-4.5.1
libyaml-cpp0_6-0.6.1-4.5.1
yaml-cpp-debugsource-0.6.1-4.5.1
o SUSE Enterprise Storage 7 (aarch64 x86_64)
libyaml-cpp0_6-debuginfo-0.6.1-4.5.1
yaml-cpp-devel-0.6.1-4.5.1
libyaml-cpp0_6-0.6.1-4.5.1
yaml-cpp-debugsource-0.6.1-4.5.1
References:
o https://www.suse.com/security/cve/CVE-2018-20573.html
o https://www.suse.com/security/cve/CVE-2018-20574.html
o https://www.suse.com/security/cve/CVE-2019-6285.html
o https://www.suse.com/security/cve/CVE-2019-6292.html
o https://bugzilla.suse.com/show_bug.cgiid=1121227
o https://bugzilla.suse.com/show_bug.cgiid=1121230
o https://bugzilla.suse.com/show_bug.cgiid=1122004
o https://bugzilla.suse.com/show_bug.cgiid=1122021
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