{"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":"Recommended update for tboot","title":"Title of the patch"},{"category":"description","text":"This update for tboot fixes the following issues:\n\nSecurity issue fixed:\n\n- CVE-2017-16837: Certain function pointers in Trusted Boot (tboot) through 1.9.6 are\n  notvalidated and can cause arbitrary code execution, which allows local users\n  tooverwrite dynamic PCRs of Trusted Platform Module (TPM) by h (bsc#1068390)\n\nBug fixes:\n\n- Fixed failed trusted boot on some systems like Intel Xeon 'Purley 8s' processors. The\n  following error message showed: 'TBOOT: wait-for-sipi loop timed-out'. Booting continued\n  but 'TXT measured launch' was wrongly reported as FALSE. (bsc#1057555)\n","title":"Description of the patch"},{"category":"details","text":"SUSE-SLE-SERVER-12-SP2-2017-1901,SUSE-SLE-SERVER-12-SP3-2017-1901","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-2017_3090-1.json"},{"category":"self","summary":"URL for SUSE-SU-2017:3090-1","url":"https://www.suse.com/support/update/announcement/2017/suse-su-20173090-1/"},{"category":"self","summary":"E-Mail link for SUSE-SU-2017:3090-1","url":"https://lists.suse.com/pipermail/sle-security-updates/2017-November/003415.html"},{"category":"self","summary":"SUSE Bug 1057555","url":"https://bugzilla.suse.com/1057555"},{"category":"self","summary":"SUSE Bug 1068390","url":"https://bugzilla.suse.com/1068390"},{"category":"self","summary":"SUSE CVE CVE-2017-16837 page","url":"https://www.suse.com/security/cve/CVE-2017-16837/"}],"title":"Recommended update for tboot","tracking":{"current_release_date":"2017-11-24T15:17:52Z","generator":{"date":"2017-11-24T15:17:52Z","engine":{"name":"cve-database.git:bin/generate-csaf.pl","version":"1"}},"id":"SUSE-SU-2017:3090-1","initial_release_date":"2017-11-24T15:17:52Z","revision_history":[{"date":"2017-11-24T15:17:52Z","number":"1","summary":"Current version"}],"status":"final","version":"1"}},"product_tree":{"branches":[{"branches":[{"branches":[{"category":"product_version","name":"tboot-20160518_1.9.4-7.5.1.x86_64","product":{"name":"tboot-20160518_1.9.4-7.5.1.x86_64","product_id":"tboot-20160518_1.9.4-7.5.1.x86_64"}}],"category":"architecture","name":"x86_64"},{"branches":[{"category":"product_name","name":"SUSE Linux Enterprise Server 12 SP2","product":{"name":"SUSE Linux Enterprise Server 12 SP2","product_id":"SUSE Linux Enterprise Server 12 SP2","product_identification_helper":{"cpe":"cpe:/o:suse:sles:12:sp2"}}},{"category":"product_name","name":"SUSE Linux Enterprise Server for SAP Applications 12 SP2","product":{"name":"SUSE Linux Enterprise Server for SAP Applications 12 SP2","product_id":"SUSE Linux Enterprise Server for SAP Applications 12 SP2","product_identification_helper":{"cpe":"cpe:/o:suse:sles_sap:12:sp2"}}},{"category":"product_name","name":"SUSE Linux Enterprise Server 12 SP3","product":{"name":"SUSE Linux Enterprise Server 12 SP3","product_id":"SUSE Linux Enterprise Server 12 SP3","product_identification_helper":{"cpe":"cpe:/o:suse:sles:12:sp3"}}},{"category":"product_name","name":"SUSE Linux Enterprise Server for SAP Applications 12 SP3","product":{"name":"SUSE Linux Enterprise Server for SAP Applications 12 SP3","product_id":"SUSE Linux Enterprise Server for SAP Applications 12 SP3","product_identification_helper":{"cpe":"cpe:/o:suse:sles_sap:12:sp3"}}}],"category":"product_family","name":"SUSE Linux Enterprise"}],"category":"vendor","name":"SUSE"}],"relationships":[{"category":"default_component_of","full_product_name":{"name":"tboot-20160518_1.9.4-7.5.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP2","product_id":"SUSE Linux Enterprise Server 12 SP2:tboot-20160518_1.9.4-7.5.1.x86_64"},"product_reference":"tboot-20160518_1.9.4-7.5.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Server 12 SP2"},{"category":"default_component_of","full_product_name":{"name":"tboot-20160518_1.9.4-7.5.1.x86_64 as component of SUSE Linux Enterprise Server for SAP Applications 12 SP2","product_id":"SUSE Linux Enterprise Server for SAP Applications 12 SP2:tboot-20160518_1.9.4-7.5.1.x86_64"},"product_reference":"tboot-20160518_1.9.4-7.5.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Server for SAP Applications 12 SP2"},{"category":"default_component_of","full_product_name":{"name":"tboot-20160518_1.9.4-7.5.1.x86_64 as component of SUSE Linux Enterprise Server 12 SP3","product_id":"SUSE Linux Enterprise Server 12 SP3:tboot-20160518_1.9.4-7.5.1.x86_64"},"product_reference":"tboot-20160518_1.9.4-7.5.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Server 12 SP3"},{"category":"default_component_of","full_product_name":{"name":"tboot-20160518_1.9.4-7.5.1.x86_64 as component of SUSE Linux Enterprise Server for SAP Applications 12 SP3","product_id":"SUSE Linux Enterprise Server for SAP Applications 12 SP3:tboot-20160518_1.9.4-7.5.1.x86_64"},"product_reference":"tboot-20160518_1.9.4-7.5.1.x86_64","relates_to_product_reference":"SUSE Linux Enterprise Server for SAP Applications 12 SP3"}]},"vulnerabilities":[{"cve":"CVE-2017-16837","ids":[{"system_name":"SUSE CVE Page","text":"https://www.suse.com/security/cve/CVE-2017-16837"}],"notes":[{"category":"general","text":"Certain function pointers in Trusted Boot (tboot) through 1.9.6 are not validated and can cause arbitrary code execution, which allows local users to overwrite dynamic PCRs of Trusted Platform Module (TPM) by hooking these function pointers.","title":"CVE description"}],"product_status":{"recommended":["SUSE Linux Enterprise Server 12 SP2:tboot-20160518_1.9.4-7.5.1.x86_64","SUSE Linux Enterprise Server 12 SP3:tboot-20160518_1.9.4-7.5.1.x86_64","SUSE Linux Enterprise Server for SAP Applications 12 SP2:tboot-20160518_1.9.4-7.5.1.x86_64","SUSE Linux Enterprise Server for SAP Applications 12 SP3:tboot-20160518_1.9.4-7.5.1.x86_64"]},"references":[{"category":"external","summary":"CVE-2017-16837","url":"https://www.suse.com/security/cve/CVE-2017-16837"},{"category":"external","summary":"SUSE Bug 1068390 for CVE-2017-16837","url":"https://bugzilla.suse.com/1068390"},{"category":"external","summary":"SUSE Bug 889339 for CVE-2017-16837","url":"https://bugzilla.suse.com/889339"}],"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 Server 12 SP2:tboot-20160518_1.9.4-7.5.1.x86_64","SUSE Linux Enterprise Server 12 SP3:tboot-20160518_1.9.4-7.5.1.x86_64","SUSE Linux Enterprise Server for SAP Applications 12 SP2:tboot-20160518_1.9.4-7.5.1.x86_64","SUSE Linux Enterprise Server for SAP Applications 12 SP3:tboot-20160518_1.9.4-7.5.1.x86_64"]}],"scores":[{"cvss_v3":{"baseScore":7.4,"baseSeverity":"HIGH","vectorString":"CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.0"},"products":["SUSE Linux Enterprise Server 12 SP2:tboot-20160518_1.9.4-7.5.1.x86_64","SUSE Linux Enterprise Server 12 SP3:tboot-20160518_1.9.4-7.5.1.x86_64","SUSE Linux Enterprise Server for SAP Applications 12 SP2:tboot-20160518_1.9.4-7.5.1.x86_64","SUSE Linux Enterprise Server for SAP Applications 12 SP3:tboot-20160518_1.9.4-7.5.1.x86_64"]}],"threats":[{"category":"impact","date":"2017-11-24T15:17:52Z","details":"important"}],"title":"CVE-2017-16837"}]}