{"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-2017-9230","title":"Title"},{"category":"description","text":"The Bitcoin Proof-of-Work algorithm does not consider a certain attack methodology related to 80-byte block headers with a variety of initial 64-byte chunks followed by the same 16-byte chunk, multiple candidate root values ending with the same 4 bytes, and calculations involving sqrt numbers. This violates the security assumptions of (1) the choice of input, outside of the dedicated nonce area, fed into the Proof-of-Work function should not change its difficulty to evaluate and (2) every Proof-of-Work function execution should be independent. NOTE: a number of persons feel that this methodology is a benign mining optimization, not a vulnerability","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-2017-9230","url":"https://www.suse.com/security/cve/CVE-2017-9230"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1041158 for CVE-2017-9230","url":"https://bugzilla.suse.com/1041158"}],"title":"SUSE CVE CVE-2017-9230","tracking":{"current_release_date":"2025-07-08T00:23:39Z","generator":{"date":"2023-02-15T04:44:59Z","engine":{"name":"cve-database.git:bin/generate-csaf-vex.pl","version":"1"}},"id":"CVE-2017-9230","initial_release_date":"2023-02-15T04:44:59Z","revision_history":[{"date":"2023-02-15T04:44:59Z","number":"2","summary":"Current version"},{"date":"2025-01-01T08:51:38Z","number":"3","summary":"Current version"},{"date":"2025-02-18T07:44:28Z","number":"4","summary":"Current version"},{"date":"2025-07-08T00:23:39Z","number":"5","summary":"Current version"}],"status":"interim","version":"5"}}}