{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"moderate"},"category":"csaf_vex","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":"SUSE CVE-2021-3405","title":"Title"},{"category":"description","text":"A flaw was found in libebml before 1.4.2. A heap overflow bug exists in the implementation of EbmlString::ReadData and EbmlUnicodeString::ReadData in libebml.","title":"Description of the CVE"},{"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":"CVE-2021-3405","url":"https://www.suse.com/security/cve/CVE-2021-3405"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"}],"title":"SUSE CVE CVE-2021-3405","tracking":{"current_release_date":"2025-03-15T09:23:59Z","generator":{"date":"2023-02-15T03:49:36Z","engine":{"name":"cve-database.git:bin/generate-csaf-vex.pl","version":"1"}},"id":"CVE-2021-3405","initial_release_date":"2023-02-15T03:49:36Z","revision_history":[{"date":"2023-02-15T03:49:36Z","number":"2","summary":"Current version"},{"date":"2025-01-01T04:58:54Z","number":"3","summary":"Current version"},{"date":"2025-02-15T05:34:24Z","number":"4","summary":"Current version"},{"date":"2025-02-17T05:59:17Z","number":"5","summary":"Current version"},{"date":"2025-03-15T09:23:59Z","number":"6","summary":"Current version"}],"status":"interim","version":"6"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_name","name":"openSUSE Leap 15.3","product":{"name":"openSUSE Leap 15.3","product_id":"openSUSE Leap 15.3","product_identification_helper":{"cpe":"cpe:/o:opensuse:leap:15.3"}}},{"category":"product_name","name":"openSUSE Leap 15.4","product":{"name":"openSUSE Leap 15.4","product_id":"openSUSE Leap 15.4","product_identification_helper":{"cpe":"cpe:/o:opensuse:leap:15.4"}}},{"category":"product_name","name":"openSUSE Tumbleweed","product":{"name":"openSUSE Tumbleweed","product_id":"openSUSE Tumbleweed","product_identification_helper":{"cpe":"cpe:/o:opensuse:tumbleweed"}}},{"category":"product_version","name":"libebml-devel-1.4.2-2.3","product":{"name":"libebml-devel-1.4.2-2.3","product_id":"libebml-devel-1.4.2-2.3","product_identification_helper":{"purl":"pkg:rpm/suse/libebml-devel@1.4.2-2.3"}}},{"category":"product_version","name":"libebml5-1.4.2-2.3","product":{"name":"libebml5-1.4.2-2.3","product_id":"libebml5-1.4.2-2.3","product_identification_helper":{"purl":"pkg:rpm/suse/libebml5@1.4.2-2.3"}}},{"category":"product_version","name":"libebml5-1.4.2-bp153.1.1","product":{"name":"libebml5-1.4.2-bp153.1.1","product_id":"libebml5-1.4.2-bp153.1.1","product_identification_helper":{"purl":"pkg:rpm/suse/libebml5@1.4.2-bp153.1.1"}}},{"category":"product_version","name":"libebml5-1.4.2-bp154.2.69","product":{"name":"libebml5-1.4.2-bp154.2.69","product_id":"libebml5-1.4.2-bp154.2.69","product_identification_helper":{"purl":"pkg:rpm/suse/libebml5@1.4.2-bp154.2.69"}}},{"category":"product_version","name":"libebml5-32bit-1.4.2-2.3","product":{"name":"libebml5-32bit-1.4.2-2.3","product_id":"libebml5-32bit-1.4.2-2.3","product_identification_helper":{"purl":"pkg:rpm/suse/libebml5-32bit@1.4.2-2.3"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"libebml5-1.4.2-bp153.1.1 as component of openSUSE Leap 15.3","product_id":"openSUSE Leap 15.3:libebml5-1.4.2-bp153.1.1"},"product_reference":"libebml5-1.4.2-bp153.1.1","relates_to_product_reference":"openSUSE Leap 15.3"},{"category":"default_component_of","full_product_name":{"name":"libebml5-1.4.2-bp154.2.69 as component of openSUSE Leap 15.4","product_id":"openSUSE Leap 15.4:libebml5-1.4.2-bp154.2.69"},"product_reference":"libebml5-1.4.2-bp154.2.69","relates_to_product_reference":"openSUSE Leap 15.4"},{"category":"default_component_of","full_product_name":{"name":"libebml-devel-1.4.2-2.3 as component of openSUSE Tumbleweed","product_id":"openSUSE Tumbleweed:libebml-devel-1.4.2-2.3"},"product_reference":"libebml-devel-1.4.2-2.3","relates_to_product_reference":"openSUSE Tumbleweed"},{"category":"default_component_of","full_product_name":{"name":"libebml5-1.4.2-2.3 as component of openSUSE Tumbleweed","product_id":"openSUSE Tumbleweed:libebml5-1.4.2-2.3"},"product_reference":"libebml5-1.4.2-2.3","relates_to_product_reference":"openSUSE Tumbleweed"},{"category":"default_component_of","full_product_name":{"name":"libebml5-32bit-1.4.2-2.3 as component of openSUSE Tumbleweed","product_id":"openSUSE Tumbleweed:libebml5-32bit-1.4.2-2.3"},"product_reference":"libebml5-32bit-1.4.2-2.3","relates_to_product_reference":"openSUSE Tumbleweed"}]},"vulnerabilities":[{"cve":"CVE-2021-3405","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2021-3405"}],"notes":[{"category":"general","text":"A flaw was found in libebml before 1.4.2. A heap overflow bug exists in the implementation of EbmlString::ReadData and EbmlUnicodeString::ReadData in libebml.","title":"CVE description"}],"product_status":{"recommended":["openSUSE Leap 15.3:libebml5-1.4.2-bp153.1.1","openSUSE Leap 15.4:libebml5-1.4.2-bp154.2.69","openSUSE Tumbleweed:libebml-devel-1.4.2-2.3","openSUSE Tumbleweed:libebml5-1.4.2-2.3","openSUSE Tumbleweed:libebml5-32bit-1.4.2-2.3"]},"references":[{"category":"external","summary":"CVE-2021-3405","url":"https://www.suse.com/security/cve/CVE-2021-3405"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"}],"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":["openSUSE Leap 15.3:libebml5-1.4.2-bp153.1.1","openSUSE Leap 15.4:libebml5-1.4.2-bp154.2.69","openSUSE Tumbleweed:libebml-devel-1.4.2-2.3","openSUSE Tumbleweed:libebml5-1.4.2-2.3","openSUSE Tumbleweed:libebml5-32bit-1.4.2-2.3"]}],"scores":[{"cvss_v3":{"baseScore":6.5,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"},"products":["openSUSE Leap 15.3:libebml5-1.4.2-bp153.1.1","openSUSE Leap 15.4:libebml5-1.4.2-bp154.2.69","openSUSE Tumbleweed:libebml-devel-1.4.2-2.3","openSUSE Tumbleweed:libebml5-1.4.2-2.3","openSUSE Tumbleweed:libebml5-32bit-1.4.2-2.3"]}],"threats":[{"category":"impact","date":"2021-02-09T20:44:06Z","details":"moderate"}],"title":"CVE-2021-3405"}]}