{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"critical"},"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-2026-22264","title":"Title"},{"category":"description","text":"Suricata is a network IDS, IPS and NSM engine. Prior to version 8.0.3 and 7.0.14, an unsigned integer overflow can lead to a heap use-after-free condition when generating excessive amounts of alerts for a single packet. Versions 8.0.3 and 7.0.14 contain a patch. As a workaround, do not run untrusted rulesets or run with less than 65536 signatures that can match on the same packet.","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-2026-22264","url":"https://www.suse.com/security/cve/CVE-2026-22264"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1257378 for CVE-2026-22264","url":"https://bugzilla.suse.com/1257378"}],"title":"SUSE CVE CVE-2026-22264","tracking":{"current_release_date":"2026-01-30T00:25:54Z","generator":{"date":"2026-01-30T00:25:54Z","engine":{"name":"cve-database.git:bin/generate-csaf-vex.pl","version":"1"}},"id":"CVE-2026-22264","initial_release_date":"2026-01-30T00:25:54Z","revision_history":[{"date":"2026-01-30T00:25:54Z","number":"2","summary":"vulnerabilities added,references added,severity changed from  to critical"}],"status":"interim","version":"2"}},"product_tree":{"branches":[{"branches":[{"branches":[{"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":"libsuricata8_0_3-8.0.3-1.1","product":{"name":"libsuricata8_0_3-8.0.3-1.1","product_id":"libsuricata8_0_3-8.0.3-1.1","product_identification_helper":{"purl":"pkg:rpm/suse/libsuricata8_0_3@8.0.3-1.1"}}},{"category":"product_version","name":"suricata-8.0.3-1.1","product":{"name":"suricata-8.0.3-1.1","product_id":"suricata-8.0.3-1.1","product_identification_helper":{"purl":"pkg:rpm/suse/suricata@8.0.3-1.1"}}},{"category":"product_version","name":"suricata-devel-8.0.3-1.1","product":{"name":"suricata-devel-8.0.3-1.1","product_id":"suricata-devel-8.0.3-1.1","product_identification_helper":{"purl":"pkg:rpm/suse/suricata-devel@8.0.3-1.1"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"libsuricata8_0_3-8.0.3-1.1 as component of openSUSE Tumbleweed","product_id":"openSUSE Tumbleweed:libsuricata8_0_3-8.0.3-1.1"},"product_reference":"libsuricata8_0_3-8.0.3-1.1","relates_to_product_reference":"openSUSE Tumbleweed"},{"category":"default_component_of","full_product_name":{"name":"suricata-8.0.3-1.1 as component of openSUSE Tumbleweed","product_id":"openSUSE Tumbleweed:suricata-8.0.3-1.1"},"product_reference":"suricata-8.0.3-1.1","relates_to_product_reference":"openSUSE Tumbleweed"},{"category":"default_component_of","full_product_name":{"name":"suricata-devel-8.0.3-1.1 as component of openSUSE Tumbleweed","product_id":"openSUSE Tumbleweed:suricata-devel-8.0.3-1.1"},"product_reference":"suricata-devel-8.0.3-1.1","relates_to_product_reference":"openSUSE Tumbleweed"}]},"vulnerabilities":[{"cve":"CVE-2026-22264","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2026-22264"}],"notes":[{"category":"general","text":"Suricata is a network IDS, IPS and NSM engine. Prior to version 8.0.3 and 7.0.14, an unsigned integer overflow can lead to a heap use-after-free condition when generating excessive amounts of alerts for a single packet. Versions 8.0.3 and 7.0.14 contain a patch. As a workaround, do not run untrusted rulesets or run with less than 65536 signatures that can match on the same packet.","title":"CVE description"}],"product_status":{"recommended":["openSUSE Tumbleweed:libsuricata8_0_3-8.0.3-1.1","openSUSE Tumbleweed:suricata-8.0.3-1.1","openSUSE Tumbleweed:suricata-devel-8.0.3-1.1"]},"references":[{"category":"external","summary":"CVE-2026-22264","url":"https://www.suse.com/security/cve/CVE-2026-22264"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1257378 for CVE-2026-22264","url":"https://bugzilla.suse.com/1257378"}],"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 Tumbleweed:libsuricata8_0_3-8.0.3-1.1","openSUSE Tumbleweed:suricata-8.0.3-1.1","openSUSE Tumbleweed:suricata-devel-8.0.3-1.1"]}],"scores":[{"cvss_v3":{"baseScore":9.1,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H","version":"3.1"},"products":["openSUSE Tumbleweed:libsuricata8_0_3-8.0.3-1.1","openSUSE Tumbleweed:suricata-8.0.3-1.1","openSUSE Tumbleweed:suricata-devel-8.0.3-1.1"]}],"threats":[{"category":"impact","date":"2026-01-27T21:00:14Z","details":"critical"}],"title":"CVE-2026-22264"}]}