Security update for ldns

Announcement ID: SUSE-SU-2022:0675-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2020-19860 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
  • CVE-2020-19860 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
  • CVE-2020-19861 ( SUSE ): 5.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
  • CVE-2020-19861 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products:
  • Basesystem Module 15-SP3
  • Development Tools Module 15-SP3
  • SUSE Linux Enterprise Desktop 15 SP3
  • SUSE Linux Enterprise High Performance Computing 15 SP3
  • SUSE Linux Enterprise Real Time 15 SP2
  • SUSE Linux Enterprise Real Time 15 SP3
  • SUSE Linux Enterprise Server 15 SP3
  • SUSE Linux Enterprise Server 15 SP3 Business Critical Linux 15-SP3
  • SUSE Linux Enterprise Server for SAP Applications 15 SP3
  • SUSE Manager Proxy 4.2
  • SUSE Manager Retail Branch Server 4.2
  • SUSE Manager Server 4.2

An update that solves two vulnerabilities can now be installed.

Description:

This update for ldns fixes the following issues:

  • CVE-2020-19860: Fixed heap-based out of bounds read when verifying a zone file (bsc#1195057).
  • CVE-2020-19861: Fixed heap-based out of bounds read in ldns_nsec3_salt_data() (bsc#1195058).

Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  • Basesystem Module 15-SP3
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2022-675=1
  • Development Tools Module 15-SP3
    zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP3-2022-675=1
  • SUSE Linux Enterprise Real Time 15 SP2
    zypper in -t patch SUSE-SLE-Product-RT-15-SP2-2022-675=1

Package List:

  • Basesystem Module 15-SP3 (aarch64 ppc64le s390x x86_64)
    • ldns-debugsource-1.7.0-4.6.1
    • libldns2-debuginfo-1.7.0-4.6.1
    • ldns-devel-1.7.0-4.6.1
    • libldns2-1.7.0-4.6.1
    • ldns-debuginfo-1.7.0-4.6.1
  • Development Tools Module 15-SP3 (aarch64 ppc64le s390x x86_64)
    • ldns-debugsource-1.7.0-4.6.1
    • perl-DNS-LDNS-debuginfo-1.7.0-4.6.1
    • perl-DNS-LDNS-1.7.0-4.6.1
    • ldns-debuginfo-1.7.0-4.6.1
  • SUSE Linux Enterprise Real Time 15 SP2 (x86_64)
    • ldns-debugsource-1.7.0-4.6.1
    • libldns2-debuginfo-1.7.0-4.6.1
    • ldns-devel-1.7.0-4.6.1
    • libldns2-1.7.0-4.6.1
    • perl-DNS-LDNS-1.7.0-4.6.1
    • ldns-debuginfo-1.7.0-4.6.1
    • perl-DNS-LDNS-debuginfo-1.7.0-4.6.1

References: