{"api_version":"1","generated_at":"2026-07-28T09:24:58+00:00","cve":"CVE-2026-64383","urls":{"html":"https://cve.report/CVE-2026-64383","api":"https://cve.report/api/cve/CVE-2026-64383.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-64383","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-64383"},"summary":{"title":"smb: client: fix double-free in SMB2_flush() replay","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: fix double-free in SMB2_flush() replay\n\nSMB2_flush() keeps its response buffer bookkeeping across replay\nattempts. 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the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: fix double-free in SMB2_flush() replay\n\nSMB2_flush() keeps its response buffer bookkeeping across replay\nattempts. 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If a replayable flush response is received and the retry then\nfails before cifs_send_recv() stores a replacement response, flush_exit\nwill free the stale response pointer a second time.\n\nReinitialize resp_buftype and rsp_iov at the top of the replay loop so\ncleanup only acts on response state produced by the current attempt.\nThis fixes a double-free without changing replay handling for successful\nrequests.","Type":"Description","Title":"smb: client: fix double-free in SMB2_flush() replay"}]}}}