{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"moderate"},"category":"csaf_security_advisory","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"Security update for ldns","title":"Title of the patch"},{"category":"description","text":"This update for ldns fixes the following issues:\n\n- CVE-2020-19860: Fixed heap-based out of bounds read when verifying a zone file (bsc#1195057).\n- CVE-2020-19861: Fixed heap-based out of bounds read in ldns_nsec3_salt_data() (bsc#1195058).\n","title":"Description of the patch"},{"category":"details","text":"SUSE-2022-675,SUSE-SLE-Module-Basesystem-15-SP3-2022-675,SUSE-SLE-Module-Development-Tools-15-SP3-2022-675,SUSE-SLE-Product-RT-15-SP2-2022-675","title":"Patchnames"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"SUSE ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"self","summary":"URL of this CSAF notice","url":"https://ftp.suse.com/pub/projects/security/csaf/suse-su-2022_0675-1.json"},{"category":"self","summary":"URL for SUSE-SU-2022:0675-1","url":"https://www.suse.com/support/update/announcement/2022/suse-su-20220675-1/"},{"category":"self","summary":"E-Mail link for SUSE-SU-2022:0675-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2022-March/010330.html"},{"category":"self","summary":"SUSE Bug 1195057","url":"https://bugzilla.suse.com/1195057"},{"category":"self","summary":"SUSE Bug 1195058","url":"https://bugzilla.suse.com/1195058"},{"category":"self","summary":"SUSE CVE CVE-2020-19860 page","url":"https://www.suse.com/security/cve/CVE-2020-19860/"},{"category":"self","summary":"SUSE CVE CVE-2020-19861 page","url":"https://www.suse.com/security/cve/CVE-2020-19861/"}],"title":"Security update for ldns","tracking":{"current_release_date":"2022-03-02T17:50:40Z","generator":{"date":"2022-03-02T17:50:40Z","engine":{"name":"cve-database.git:bin/generate-csaf.pl","version":"1"}},"id":"SUSE-SU-2022:0675-1","initial_release_date":"2022-03-02T17:50:40Z","revision_history":[{"date":"2022-03-02T17:50:40Z","number":"1","summary":"Current 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An attacker can leak information on the heap by constructing a zone file payload.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:ldns-devel-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:libldns2-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:perl-DNS-LDNS-1.7.0-4.6.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2020-19860","url":"https://www.suse.com/security/cve/CVE-2020-19860"},{"category":"external","summary":"SUSE Bug 1195057 for CVE-2020-19860","url":"https://bugzilla.suse.com/1195057"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:ldns-devel-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:libldns2-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:perl-DNS-LDNS-1.7.0-4.6.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":4.4,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L","version":"3.1"},"products":["SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:ldns-devel-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:libldns2-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:perl-DNS-LDNS-1.7.0-4.6.1.x86_64"]}],"threats":[{"category":"impact","date":"2022-03-02T17:50:40Z","details":"moderate"}],"title":"CVE-2020-19860"},{"cve":"CVE-2020-19861","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2020-19861"}],"notes":[{"category":"general","text":"When a zone file in ldns 1.7.1 is parsed, the function ldns_nsec3_salt_data is too trusted for the length value obtained from the zone file. When the memcpy is copied, the 0xfe - ldns_rdf_size(salt_rdf) byte data can be copied, causing heap overflow information leakage.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:ldns-devel-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:libldns2-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:perl-DNS-LDNS-1.7.0-4.6.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2020-19861","url":"https://www.suse.com/security/cve/CVE-2020-19861"},{"category":"external","summary":"SUSE Bug 1195058 for CVE-2020-19861","url":"https://bugzilla.suse.com/1195058"}],"remediations":[{"category":"vendor_fix","details":"To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n","product_ids":["SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:ldns-devel-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:libldns2-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:perl-DNS-LDNS-1.7.0-4.6.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L","version":"3.1"},"products":["SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP3:ldns-devel-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Basesystem 15 SP3:libldns2-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.aarch64","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.ppc64le","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.s390x","SUSE Linux Enterprise Module for Development Tools 15 SP3:perl-DNS-LDNS-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:ldns-devel-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:libldns2-1.7.0-4.6.1.x86_64","SUSE Linux Enterprise Real Time 15 SP2:perl-DNS-LDNS-1.7.0-4.6.1.x86_64"]}],"threats":[{"category":"impact","date":"2022-03-02T17:50:40Z","details":"moderate"}],"title":"CVE-2020-19861"}]}