{"schemaVersion":3,"id":"USN-7629-2","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"protobuf vulnerabilities\n\nUSN-7435-1 and USN-7629-1 fixed vulnerabilities in Protocol Buffers\nfor several releases of Ubuntu. This update provides the corresponding\nfixes for Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS.\n\nOriginal advisory details:\n\n It was discovered that Protocol Buffers incorrectly handled memory when\n receiving malicious input using the Python bindings. An attacker could\n possibly use this issue to cause a denial of service. (CVE-2025-4565)\n\n It was discovered that Protocol Buffers incorrectly handled memory when\n receiving malicious input using the Java bindings. An attacker could\n possibly use this issue to cause a denial of service. This issue only\n affected Ubuntu 25.04. (CVE-2024-7254)","dates":{"published":"2025-09-02T22:03:54.000Z","modified":"2026-06-25T13:32:30.526Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"ubuntu","product":"protobuf","name":"protobuf","label":"protobuf","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/protobuf","purlType":"deb","versions":[{"text":"< 2.6.1-1.3ubuntu0.1~esm4","noFixRecorded":false,"fixedIn":null},{"text":"< 3.0.0-9.1ubuntu1.1+esm3","noFixRecorded":false,"fixedIn":null},{"text":"< 3.6.1.3-2ubuntu5.2+esm2","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 2.6.1-1.3ubuntu0.1~esm4 | < 3.0.0-9.1ubuntu1.1+esm3 | < 3.6.1.3-2ubuntu5.2+esm2","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://ubuntu.com/security/notices/USN-7629-2","label":"ubuntu.com/security/notices/USN-7629-2","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://ubuntu.com/security/CVE-2024-7254","label":"ubuntu.com/security/CVE-2024-7254","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/CVE-2025-4565","label":"ubuntu.com/security/CVE-2025-4565","hostname":"ubuntu.com","tags":["REPORT"]}],"lineage":{"upstream":["CVE-2024-7254","CVE-2025-4565"],"downstream":[],"duplicates":[],"related":["CVE-2024-7254","CVE-2025-4565"]},"timeline":[{"kind":"published","date":"2025-09-02T22:03:54.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-06-25T13:32:30.526Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":0,"level":"minimal","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T11:37:01.051Z","stale":false,"partial":false}}