{"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 ignition","title":"Title of the patch"},{"category":"description","text":"This update for ignition fixes the following issues:\n\nCVE-2023-45288: Fixed unclosed connections when receiving too many headers in golang.org/x/net/http2 (bsc#1236518)\n","title":"Description of the patch"},{"category":"details","text":"SUSE-2025-318,SUSE-SLE-Micro-5.4-2025-318","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-2025_0318-1.json"},{"category":"self","summary":"URL for SUSE-SU-2025:0318-1","url":"https://www.suse.com/support/update/announcement/2025/suse-su-20250318-1/"},{"category":"self","summary":"E-Mail link for SUSE-SU-2025:0318-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2025-February/020255.html"},{"category":"self","summary":"SUSE Bug 1236518","url":"https://bugzilla.suse.com/1236518"},{"category":"self","summary":"SUSE CVE CVE-2023-45288 page","url":"https://www.suse.com/security/cve/CVE-2023-45288/"}],"title":"Security update for ignition","tracking":{"current_release_date":"2025-02-01T03:34:06Z","generator":{"date":"2025-02-01T03:34:06Z","engine":{"name":"cve-database.git:bin/generate-csaf.pl","version":"1"}},"id":"SUSE-SU-2025:0318-1","initial_release_date":"2025-02-01T03:34:06Z","revision_history":[{"date":"2025-02-01T03:34:06Z","number":"1","summary":"Current version"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version","name":"ignition-2.15.0-150400.4.5.1.aarch64","product":{"name":"ignition-2.15.0-150400.4.5.1.aarch64","product_id":"ignition-2.15.0-150400.4.5.1.aarch64"}},{"category":"product_version","name":"ignition-dracut-grub2-2.15.0-150400.4.5.1.aarch64","product":{"name":"ignition-dracut-grub2-2.15.0-150400.4.5.1.aarch64","product_id":"ignition-dracut-grub2-2.15.0-150400.4.5.1.aarch64"}}],"category":"architecture","name":"aarch64"},{"branches":[{"category":"product_version","name":"ignition-2.15.0-150400.4.5.1.ppc64le","product":{"name":"ignition-2.15.0-150400.4.5.1.ppc64le","product_id":"ignition-2.15.0-150400.4.5.1.ppc64le"}},{"category":"product_version","name":"ignition-dracut-grub2-2.15.0-150400.4.5.1.ppc64le","product":{"name":"ignition-dracut-grub2-2.15.0-150400.4.5.1.ppc64le","product_id":"ignition-dracut-grub2-2.15.0-150400.4.5.1.ppc64le"}}],"category":"architecture","name":"ppc64le"},{"branches":[{"category":"product_version","name":"ignition-2.15.0-150400.4.5.1.s390x","product":{"name":"ignition-2.15.0-150400.4.5.1.s390x","product_id":"ignition-2.15.0-150400.4.5.1.s390x"}},{"category":"product_version","name":"ignition-dracut-grub2-2.15.0-150400.4.5.1.s390x","product":{"name":"ignition-dracut-grub2-2.15.0-150400.4.5.1.s390x","product_id":"ignition-dracut-grub2-2.15.0-150400.4.5.1.s390x"}}],"category":"architecture","name":"s390x"},{"branches":[{"category":"product_version","name":"ignition-2.15.0-150400.4.5.1.x86_64","product":{"name":"ignition-2.15.0-150400.4.5.1.x86_64","product_id":"ignition-2.15.0-150400.4.5.1.x86_64"}},{"category":"product_version","name":"ignition-dracut-grub2-2.15.0-150400.4.5.1.x86_64","product":{"name":"ignition-dracut-grub2-2.15.0-150400.4.5.1.x86_64","product_id":"ignition-dracut-grub2-2.15.0-150400.4.5.1.x86_64"}}],"category":"architecture","name":"x86_64"},{"branches":[{"category":"product_name","name":"SUSE Linux Enterprise Micro 5.4","product":{"name":"SUSE Linux Enterprise Micro 5.4","product_id":"SUSE Linux Enterprise Micro 5.4","product_identification_helper":{"cpe":"cpe:/o:suse:sle-micro:5.4"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"ignition-2.15.0-150400.4.5.1.aarch64 as component of SUSE Linux Enterprise Micro 5.4","product_id":"SUSE Linux Enterprise Micro 5.4:ignition-2.15.0-150400.4.5.1.aarch64"},"product_reference":"ignition-2.15.0-150400.4.5.1.aarch64","relates_to_product_reference":"SUSE Linux Enterprise Micro 5.4"},{"category":"default_component_of","full_product_name":{"name":"ignition-2.15.0-150400.4.5.1.s390x as component of SUSE Linux Enterprise Micro 5.4","product_id":"SUSE Linux Enterprise Micro 5.4:ignition-2.15.0-150400.4.5.1.s390x"},"product_reference":"ignition-2.15.0-150400.4.5.1.s390x","relates_to_product_reference":"SUSE Linux Enterprise Micro 5.4"},{"category":"default_component_of","full_product_name":{"name":"ignition-2.15.0-150400.4.5.1.x86_64 as component of SUSE Linux Enterprise Micro 5.4","product_id":"SUSE Linux Enterprise Micro 5.4:ignition-2.15.0-150400.4.5.1.x86_64"},"product_reference":"ignition-2.15.0-150400.4.5.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Micro 5.4"},{"category":"default_component_of","full_product_name":{"name":"ignition-dracut-grub2-2.15.0-150400.4.5.1.aarch64 as component of SUSE Linux Enterprise Micro 5.4","product_id":"SUSE Linux Enterprise Micro 5.4:ignition-dracut-grub2-2.15.0-150400.4.5.1.aarch64"},"product_reference":"ignition-dracut-grub2-2.15.0-150400.4.5.1.aarch64","relates_to_product_reference":"SUSE Linux Enterprise Micro 5.4"},{"category":"default_component_of","full_product_name":{"name":"ignition-dracut-grub2-2.15.0-150400.4.5.1.s390x as component of SUSE Linux Enterprise Micro 5.4","product_id":"SUSE Linux Enterprise Micro 5.4:ignition-dracut-grub2-2.15.0-150400.4.5.1.s390x"},"product_reference":"ignition-dracut-grub2-2.15.0-150400.4.5.1.s390x","relates_to_product_reference":"SUSE Linux Enterprise Micro 5.4"},{"category":"default_component_of","full_product_name":{"name":"ignition-dracut-grub2-2.15.0-150400.4.5.1.x86_64 as component of SUSE Linux Enterprise Micro 5.4","product_id":"SUSE Linux Enterprise Micro 5.4:ignition-dracut-grub2-2.15.0-150400.4.5.1.x86_64"},"product_reference":"ignition-dracut-grub2-2.15.0-150400.4.5.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Micro 5.4"}]},"vulnerabilities":[{"cve":"CVE-2023-45288","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2023-45288"}],"notes":[{"category":"general","text":"An attacker may cause an HTTP/2 endpoint to read arbitrary amounts of header data by sending an excessive number of CONTINUATION frames. Maintaining HPACK state requires parsing and processing all HEADERS and CONTINUATION frames on a connection. When a request's headers exceed MaxHeaderBytes, no memory is allocated to store the excess headers, but they are still parsed. This permits an attacker to cause an HTTP/2 endpoint to read arbitrary amounts of header data, all associated with a request which is going to be rejected. These headers can include Huffman-encoded data which is significantly more expensive for the receiver to decode than for an attacker to send. The fix sets a limit on the amount of excess header frames we will process before closing a connection.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Micro 5.4:ignition-2.15.0-150400.4.5.1.aarch64","SUSE Linux Enterprise Micro 5.4:ignition-2.15.0-150400.4.5.1.s390x","SUSE Linux Enterprise Micro 5.4:ignition-2.15.0-150400.4.5.1.x86_64","SUSE Linux Enterprise Micro 5.4:ignition-dracut-grub2-2.15.0-150400.4.5.1.aarch64","SUSE Linux Enterprise Micro 5.4:ignition-dracut-grub2-2.15.0-150400.4.5.1.s390x","SUSE Linux Enterprise Micro 5.4:ignition-dracut-grub2-2.15.0-150400.4.5.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2023-45288","url":"https://www.suse.com/security/cve/CVE-2023-45288"},{"category":"external","summary":"SUSE Bug 1221400 for CVE-2023-45288","url":"https://bugzilla.suse.com/1221400"}],"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 Micro 5.4:ignition-2.15.0-150400.4.5.1.aarch64","SUSE Linux Enterprise Micro 5.4:ignition-2.15.0-150400.4.5.1.s390x","SUSE Linux Enterprise Micro 5.4:ignition-2.15.0-150400.4.5.1.x86_64","SUSE Linux Enterprise Micro 5.4:ignition-dracut-grub2-2.15.0-150400.4.5.1.aarch64","SUSE Linux Enterprise Micro 5.4:ignition-dracut-grub2-2.15.0-150400.4.5.1.s390x","SUSE Linux Enterprise Micro 5.4:ignition-dracut-grub2-2.15.0-150400.4.5.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","version":"3.1"},"products":["SUSE Linux Enterprise Micro 5.4:ignition-2.15.0-150400.4.5.1.aarch64","SUSE Linux Enterprise Micro 5.4:ignition-2.15.0-150400.4.5.1.s390x","SUSE Linux Enterprise Micro 5.4:ignition-2.15.0-150400.4.5.1.x86_64","SUSE Linux Enterprise Micro 5.4:ignition-dracut-grub2-2.15.0-150400.4.5.1.aarch64","SUSE Linux Enterprise Micro 5.4:ignition-dracut-grub2-2.15.0-150400.4.5.1.s390x","SUSE Linux Enterprise Micro 5.4:ignition-dracut-grub2-2.15.0-150400.4.5.1.x86_64"]}],"threats":[{"category":"impact","date":"2025-02-01T03:34:06Z","details":"moderate"}],"title":"CVE-2023-45288"}]}