SUSE-SU-2022:3245-1: important: Security update for libyang

SUSE 5019 Published by

A libyang security update has been released for SUSE Linux Enterprise and openSUSE Leap 15.3/15.4.



SUSE-SU-2022:3245-1: important: Security update for libyang


SUSE Security Update: Security update for libyang
______________________________________________________________________________

Announcement ID: SUSE-SU-2022:3245-1
Rating: important
References: #1186374 #1186375 #1186376 #1186378
Cross-References: CVE-2021-28902 CVE-2021-28903 CVE-2021-28904 CVE-2021-28906
CVSS scores:
CVE-2021-28902 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2021-28902 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2021-28903 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2021-28903 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2021-28904 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2021-28904 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2021-28906 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2021-28906 (SUSE): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:
SUSE Linux Enterprise High Performance Computing 15-SP3 SUSE Linux Enterprise High Performance Computing 15-SP4 SUSE Linux Enterprise Module for Server Applications 15-SP3
SUSE Linux Enterprise Module for Server Applications 15-SP4
SUSE Linux Enterprise Server 15-SP3
SUSE Linux Enterprise Server 15-SP4
SUSE Linux Enterprise Server for SAP Applications 15-SP3SUSE Linux Enterprise Server for SAP Applications 15-SP4SUSE Linux Enterprise Storage 7.1
SUSE Manager Proxy 4.2
SUSE Manager Proxy 4.3
SUSE Manager Retail Branch Server 4.2
SUSE Manager Retail Branch Server 4.3
SUSE Manager Server 4.2
SUSE Manager Server 4.3
openSUSE Leap 15.3
openSUSE Leap 15.4
______________________________________________________________________________

An update that fixes four vulnerabilities is now available.
Description:

This update for libyang fixes the following issues:

- CVE-2021-28906: Fixed missing check in read_yin_leaf that can lead to DoS (bsc#1186378)
- CVE-2021-28904: Fixed missing check in ext_get_plugin that lead to DoS (bsc#1186376).
- CVE-2021-28903: Fixed stack overflow in lyxml_parse_mem (bsc#1186375). - CVE-2021-28902: Fixed missing check in read_yin_container that can leadto DoS (bsc#1186374).

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:
- openSUSE Leap 15.4:

zypper in -t patch openSUSE-SLE-15.4-2022-3245=1

- openSUSE Leap 15.3:

zypper in -t patch openSUSE-SLE-15.3-2022-3245=1

- SUSE Linux Enterprise Module for Server Applications 15-SP4:
zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP4-2022-3245=1

- SUSE Linux Enterprise Module for Server Applications 15-SP3:
zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP3-2022-3245=1


Package List:

- openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64):

libyang-cpp-devel-1.0.184-150300.3.6.1
libyang-cpp1-1.0.184-150300.3.6.1
libyang-cpp1-debuginfo-1.0.184-150300.3.6.1
libyang-debuginfo-1.0.184-150300.3.6.1
libyang-debugsource-1.0.184-150300.3.6.1
libyang-devel-1.0.184-150300.3.6.1
libyang-extentions-1.0.184-150300.3.6.1
libyang-extentions-debuginfo-1.0.184-150300.3.6.1
libyang1-1.0.184-150300.3.6.1
libyang1-debuginfo-1.0.184-150300.3.6.1
python3-yang-1.0.184-150300.3.6.1
python3-yang-debuginfo-1.0.184-150300.3.6.1
yang-tools-1.0.184-150300.3.6.1
yang-tools-debuginfo-1.0.184-150300.3.6.1

- openSUSE Leap 15.4 (noarch):

libyang-doc-1.0.184-150300.3.6.1

- openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):

libyang-cpp-devel-1.0.184-150300.3.6.1
libyang-cpp1-1.0.184-150300.3.6.1
libyang-cpp1-debuginfo-1.0.184-150300.3.6.1
libyang-debuginfo-1.0.184-150300.3.6.1
libyang-debugsource-1.0.184-150300.3.6.1
libyang-devel-1.0.184-150300.3.6.1
libyang-extentions-1.0.184-150300.3.6.1
libyang-extentions-debuginfo-1.0.184-150300.3.6.1
libyang1-1.0.184-150300.3.6.1
libyang1-debuginfo-1.0.184-150300.3.6.1
python3-yang-1.0.184-150300.3.6.1
python3-yang-debuginfo-1.0.184-150300.3.6.1
yang-tools-1.0.184-150300.3.6.1
yang-tools-debuginfo-1.0.184-150300.3.6.1

- openSUSE Leap 15.3 (noarch):

libyang-doc-1.0.184-150300.3.6.1

- SUSE Linux Enterprise Module for Server Applications 15-SP4 (aarch64 ppc64le s390x x86_64):

libyang-debuginfo-1.0.184-150300.3.6.1
libyang-debugsource-1.0.184-150300.3.6.1
libyang-extentions-1.0.184-150300.3.6.1
libyang-extentions-debuginfo-1.0.184-150300.3.6.1
libyang1-1.0.184-150300.3.6.1
libyang1-debuginfo-1.0.184-150300.3.6.1

- SUSE Linux Enterprise Module for Server Applications 15-SP3 (aarch64 ppc64le s390x x86_64):

libyang-debuginfo-1.0.184-150300.3.6.1
libyang-debugsource-1.0.184-150300.3.6.1
libyang-extentions-1.0.184-150300.3.6.1
libyang-extentions-debuginfo-1.0.184-150300.3.6.1
libyang1-1.0.184-150300.3.6.1
libyang1-debuginfo-1.0.184-150300.3.6.1

References:

  https://www.suse.com/security/cve/CVE-2021-28902.html
  https://www.suse.com/security/cve/CVE-2021-28903.html
  https://www.suse.com/security/cve/CVE-2021-28904.html
  https://www.suse.com/security/cve/CVE-2021-28906.html
  https://bugzilla.suse.com/1186374
  https://bugzilla.suse.com/1186375
  https://bugzilla.suse.com/1186376
  https://bugzilla.suse.com/1186378



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