{"id":"CVE-2025-67901","details":"openrsync through 0.5.0, as used in OpenBSD through 7.8 and on other platforms, allows a client to cause a server SIGSEGV by specifying a length of zero for block data, because the relationship between p-\u003erem and p-\u003elen is not checked.","modified":"2026-08-12T03:51:23.742749450Z","published":"2025-12-14T23:50:38.953Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/67xxx/CVE-2025-67901.json","cna_assigner":"mitre","cwe_ids":["CWE-1284"]},"references":[{"type":"WEB","url":"https://github.com/openbsd/src/blob/60b9c3dff1abf933e85e3c4d96b54201ee947513/usr.bin/rsync/blocks.c#L480-L481"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/67xxx/CVE-2025-67901.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-67901"},{"type":"REPORT","url":"https://github.com/kristapsdz/openrsync/issues/34"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/kristapsdz/openrsync","events":[{"introduced":"0"},{"fixed":"22b37c9ae3cf63e5788bfe28dc4baa0ea33abb6f"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"0.5.0"},{"fixed":"0.5.0"}],"source":["AFFECTED_FIELD","DESCRIPTION"]}}],"versions":["VERSION_0_4_0","VERSION_0_3_0","VERSION_0_2_0","VERSION_0_1_0","VERSION_0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-67901.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}