{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"important"},"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-2021-3571","title":"Title"},{"category":"description","text":"A flaw was found in the ptp4l program of the linuxptp package. When ptp4l is operating on a little-endian architecture as a PTP transparent clock, a remote attacker could send a crafted one-step sync message to cause an information leak or crash. The highest threat from this vulnerability is to data confidentiality and system availability. This flaw affects linuxptp versions before 3.1.1 and before 2.0.1.","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-2021-3571","url":"https://www.suse.com/security/cve/CVE-2021-3571"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1187647 for CVE-2021-3571","url":"https://bugzilla.suse.com/1187647"}],"title":"SUSE CVE 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When ptp4l is operating on a little-endian architecture as a PTP transparent clock, a remote attacker could send a crafted one-step sync message to cause an information leak or crash. The highest threat from this vulnerability is to data confidentiality and system availability. This flaw affects linuxptp versions before 3.1.1 and before 2.0.1.","title":"CVE description"}],"product_status":{"known_not_affected":["HPE Helion OpenStack 8:linuxptp","SUSE CaaS Platform 4.0:linuxptp","SUSE CaaS Platform 4.5:linuxptp","SUSE Enterprise Storage 6:linuxptp","SUSE Enterprise Storage 7:linuxptp","SUSE Linux Enterprise High Performance Computing 12 SP5:linuxptp","SUSE Linux Enterprise High Performance Computing 15 SP1-ESPOS:linuxptp","SUSE Linux Enterprise High Performance Computing 15 SP1-LTSS:linuxptp","SUSE Linux Enterprise High Performance Computing 15 SP2-ESPOS:linuxptp","SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS:linuxptp","SUSE Linux Enterprise High Performance Computing 15 SP2:linuxptp","SUSE Linux Enterprise High Performance Computing 15 SP4:linuxptp","SUSE Linux Enterprise High Performance Computing 15-LTSS:linuxptp","SUSE Linux Enterprise Module for Server Applications 15 SP2:linuxptp","SUSE Linux Enterprise Module for Server Applications 15 SP4:linuxptp","SUSE Linux Enterprise Real Time 15 SP2:linuxptp","SUSE Linux Enterprise Server 12 SP2-BCL:linuxptp","SUSE Linux Enterprise Server 12 SP3-BCL:linuxptp","SUSE Linux Enterprise Server 12 SP3-ESPOS:linuxptp","SUSE Linux Enterprise Server 12 SP3-LTSS:linuxptp","SUSE Linux Enterprise Server 12 SP4-ESPOS:linuxptp","SUSE Linux Enterprise Server 12 SP4-LTSS:linuxptp","SUSE Linux Enterprise Server 12 SP5:linuxptp","SUSE Linux Enterprise Server 15 SP1-LTSS:linuxptp","SUSE Linux Enterprise Server 15 SP2-LTSS:linuxptp","SUSE Linux Enterprise Server 15 SP2:linuxptp","SUSE Linux Enterprise Server 15 SP4:linuxptp","SUSE Linux Enterprise Server 15-ESPOS:linuxptp","SUSE Linux Enterprise Server 15-LTSS:linuxptp","SUSE Linux Enterprise Server Business Critical Linux 15 SP1:linuxptp","SUSE Linux Enterprise Server Business Critical Linux 15 SP2:linuxptp","SUSE Linux Enterprise Server Teradata 12 SP3:linuxptp","SUSE Linux Enterprise Server for SAP Applications 12 SP3:linuxptp","SUSE Linux Enterprise Server for SAP Applications 12 SP4:linuxptp","SUSE Linux Enterprise Server for SAP Applications 12 SP5:linuxptp","SUSE Linux Enterprise Server for SAP Applications 15 SP1:linuxptp","SUSE Linux Enterprise Server for SAP Applications 15 SP2:linuxptp","SUSE Linux Enterprise Server for SAP Applications 15 SP4:linuxptp","SUSE Linux Enterprise Server for SAP Applications 15:linuxptp","SUSE Manager Proxy 4.0:linuxptp","SUSE Manager Proxy 4.1:linuxptp","SUSE Manager Proxy 4.3:linuxptp","SUSE Manager Retail Branch Server 4.0:linuxptp","SUSE Manager Retail Branch Server 4.1:linuxptp","SUSE Manager Retail Branch Server 4.3:linuxptp","SUSE Manager Server 4.0:linuxptp","SUSE Manager Server 4.1:linuxptp","SUSE Manager Server 4.3:linuxptp","SUSE OpenStack Cloud 8:linuxptp","SUSE OpenStack Cloud 9:linuxptp","SUSE OpenStack Cloud Crowbar 8:linuxptp","SUSE OpenStack Cloud Crowbar 9:linuxptp"],"recommended":["SUSE Liberty Linux 8:linuxptp-3.1.1-1.el8"]},"references":[{"category":"external","summary":"CVE-2021-3571","url":"https://www.suse.com/security/cve/CVE-2021-3571"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1187647 for CVE-2021-3571","url":"https://bugzilla.suse.com/1187647"}],"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 Liberty Linux 8:linuxptp-3.1.1-1.el8"]}],"scores":[{"cvss_v3":{"baseScore":7.1,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H","version":"3.1"},"products":["SUSE Liberty Linux 8:linuxptp-3.1.1-1.el8"]}],"threats":[{"category":"impact","date":"2021-06-23T10:18:12Z","details":"important"}],"title":"CVE-2021-3571"}]}