{"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 python-ecdsa","title":"Title of the patch"},{"category":"description","text":"This update for python-ecdsa to version 0.13.3 fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2019-14853: Fixed unexpected exceptions during signature decoding (bsc#1153165).\n- CVE-2019-14859: Fixed a signature malleability caused by insufficient checks of DER encoding (bsc#1154217).\n","title":"Description of the patch"},{"category":"details","text":"SUSE-2019-2891,SUSE-SLE-Module-Basesystem-15-SP1-2019-2891,SUSE-SLE-Module-Development-Tools-OBS-15-2019-2891,SUSE-SLE-Module-Development-Tools-OBS-15-SP1-2019-2891,SUSE-SLE-Module-Packagehub-Subpackages-15-2019-2891,SUSE-SLE-Module-Public-Cloud-15-2019-2891","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-2019_2891-1.json"},{"category":"self","summary":"URL for SUSE-SU-2019:2891-1","url":"https://www.suse.com/support/update/announcement/2019/suse-su-20192891-1/"},{"category":"self","summary":"E-Mail link for SUSE-SU-2019:2891-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2019-November/006086.html"},{"category":"self","summary":"SUSE Bug 1153165","url":"https://bugzilla.suse.com/1153165"},{"category":"self","summary":"SUSE Bug 1154217","url":"https://bugzilla.suse.com/1154217"},{"category":"self","summary":"SUSE CVE CVE-2019-14853 page","url":"https://www.suse.com/security/cve/CVE-2019-14853/"},{"category":"self","summary":"SUSE CVE CVE-2019-14859 page","url":"https://www.suse.com/security/cve/CVE-2019-14859/"}],"title":"Security update for python-ecdsa","tracking":{"current_release_date":"2019-11-04T16:47:29Z","generator":{"date":"2019-11-04T16:47:29Z","engine":{"name":"cve-database.git:bin/generate-csaf.pl","version":"1"}},"id":"SUSE-SU-2019:2891-1","initial_release_date":"2019-11-04T16:47:29Z","revision_history":[{"date":"2019-11-04T16:47:29Z","number":"1","summary":"Current version"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version","name":"python2-ecdsa-0.13.3-3.3.1.noarch","product":{"name":"python2-ecdsa-0.13.3-3.3.1.noarch","product_id":"python2-ecdsa-0.13.3-3.3.1.noarch"}},{"category":"product_version","name":"python3-ecdsa-0.13.3-3.3.1.noarch","product":{"name":"python3-ecdsa-0.13.3-3.3.1.noarch","product_id":"python3-ecdsa-0.13.3-3.3.1.noarch"}}],"category":"architecture","name":"noarch"},{"branches":[{"category":"product_name","name":"SUSE Linux Enterprise Module for Basesystem 15 SP1","product":{"name":"SUSE Linux Enterprise Module for Basesystem 15 SP1","product_id":"SUSE Linux Enterprise Module for Basesystem 15 SP1","product_identification_helper":{"cpe":"cpe:/o:suse:sle-module-basesystem:15:sp1"}}},{"category":"product_name","name":"SUSE Linux Enterprise Module for Package Hub 15","product":{"name":"SUSE Linux Enterprise Module for Package Hub 15","product_id":"SUSE Linux Enterprise Module for Package Hub 15","product_identification_helper":{"cpe":"cpe:/o:suse:packagehub:15"}}},{"category":"product_name","name":"SUSE Linux Enterprise Module for Public Cloud 15","product":{"name":"SUSE Linux Enterprise Module for Public Cloud 15","product_id":"SUSE Linux Enterprise Module for Public Cloud 15","product_identification_helper":{"cpe":"cpe:/o:suse:sle-module-public-cloud:15"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"python3-ecdsa-0.13.3-3.3.1.noarch as component of SUSE Linux Enterprise Module for Basesystem 15 SP1","product_id":"SUSE Linux Enterprise Module for Basesystem 15 SP1:python3-ecdsa-0.13.3-3.3.1.noarch"},"product_reference":"python3-ecdsa-0.13.3-3.3.1.noarch","relates_to_product_reference":"SUSE Linux Enterprise Module for Basesystem 15 SP1"},{"category":"default_component_of","full_product_name":{"name":"python2-ecdsa-0.13.3-3.3.1.noarch as component of SUSE Linux Enterprise Module for Package Hub 15","product_id":"SUSE Linux Enterprise Module for Package Hub 15:python2-ecdsa-0.13.3-3.3.1.noarch"},"product_reference":"python2-ecdsa-0.13.3-3.3.1.noarch","relates_to_product_reference":"SUSE Linux Enterprise Module for Package Hub 15"},{"category":"default_component_of","full_product_name":{"name":"python3-ecdsa-0.13.3-3.3.1.noarch as component of SUSE Linux Enterprise Module for Public Cloud 15","product_id":"SUSE Linux Enterprise Module for Public Cloud 15:python3-ecdsa-0.13.3-3.3.1.noarch"},"product_reference":"python3-ecdsa-0.13.3-3.3.1.noarch","relates_to_product_reference":"SUSE Linux Enterprise Module for Public Cloud 15"}]},"vulnerabilities":[{"cve":"CVE-2019-14853","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2019-14853"}],"notes":[{"category":"general","text":"An error-handling flaw was found in python-ecdsa before version 0.13.3. During signature decoding, malformed DER signatures could raise unexpected exceptions (or no exceptions at all), which could lead to a denial of service.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Module for Basesystem 15 SP1:python3-ecdsa-0.13.3-3.3.1.noarch","SUSE Linux Enterprise Module for Package Hub 15:python2-ecdsa-0.13.3-3.3.1.noarch","SUSE Linux Enterprise Module for Public Cloud 15:python3-ecdsa-0.13.3-3.3.1.noarch"]},"references":[{"category":"external","summary":"CVE-2019-14853","url":"https://www.suse.com/security/cve/CVE-2019-14853"},{"category":"external","summary":"SUSE Bug 1153165 for CVE-2019-14853","url":"https://bugzilla.suse.com/1153165"}],"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 SP1:python3-ecdsa-0.13.3-3.3.1.noarch","SUSE Linux Enterprise Module for Package Hub 15:python2-ecdsa-0.13.3-3.3.1.noarch","SUSE Linux Enterprise Module for Public Cloud 15:python3-ecdsa-0.13.3-3.3.1.noarch"]}],"scores":[{"cvss_v3":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.0"},"products":["SUSE Linux Enterprise Module for Basesystem 15 SP1:python3-ecdsa-0.13.3-3.3.1.noarch","SUSE Linux Enterprise Module for Package Hub 15:python2-ecdsa-0.13.3-3.3.1.noarch","SUSE Linux Enterprise Module for Public Cloud 15:python3-ecdsa-0.13.3-3.3.1.noarch"]}],"threats":[{"category":"impact","date":"2019-11-04T16:47:29Z","details":"moderate"}],"title":"CVE-2019-14853"},{"cve":"CVE-2019-14859","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2019-14859"}],"notes":[{"category":"general","text":"A flaw was found in all python-ecdsa versions before 0.13.3, where it did not correctly verify whether signatures used DER encoding. Without this verification, a malformed signature could be accepted, making the signature malleable. Without proper verification, an attacker could use a malleable signature to create false transactions.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Module for Basesystem 15 SP1:python3-ecdsa-0.13.3-3.3.1.noarch","SUSE Linux Enterprise Module for Package Hub 15:python2-ecdsa-0.13.3-3.3.1.noarch","SUSE Linux Enterprise Module for Public Cloud 15:python3-ecdsa-0.13.3-3.3.1.noarch"]},"references":[{"category":"external","summary":"CVE-2019-14859","url":"https://www.suse.com/security/cve/CVE-2019-14859"},{"category":"external","summary":"SUSE Bug 1154217 for CVE-2019-14859","url":"https://bugzilla.suse.com/1154217"}],"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 SP1:python3-ecdsa-0.13.3-3.3.1.noarch","SUSE Linux Enterprise Module for Package Hub 15:python2-ecdsa-0.13.3-3.3.1.noarch","SUSE Linux Enterprise Module for Public Cloud 15:python3-ecdsa-0.13.3-3.3.1.noarch"]}],"scores":[{"cvss_v3":{"baseScore":6.8,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L","version":"3.0"},"products":["SUSE Linux Enterprise Module for Basesystem 15 SP1:python3-ecdsa-0.13.3-3.3.1.noarch","SUSE Linux Enterprise Module for Package Hub 15:python2-ecdsa-0.13.3-3.3.1.noarch","SUSE Linux Enterprise Module for Public Cloud 15:python3-ecdsa-0.13.3-3.3.1.noarch"]}],"threats":[{"category":"impact","date":"2019-11-04T16:47:29Z","details":"moderate"}],"title":"CVE-2019-14859"}]}