{"id":"AZL-95759","summary":"CVE-2026-70458 affecting package rsync 3.4.3-1","details":"rsync 3.0.0 before 3.5.0 contains an out-of-bounds write vulnerability that allows attackers to corrupt memory by triggering HLINK_BUMP processing on file entries with the FLAG_HLINKED flag set while the hard-link preservation option is inactive. Attackers can exploit the missing F_SUM field in the file_struct layout to access memory past the end of the allocated structure, corrupting adjacent heap or stack data.","modified":"2026-08-31T05:26:27Z","published":"2026-08-13T15:19:59Z","upstream":["CVE-2026-70458"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-70458"}],"affected":[{"package":{"name":"rsync","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/rsync"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"3.4.3-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-95759.json"}}],"schema_version":"1.9.0"}