CVE-2026-64597 - smb: client: fix double-free in SMB2_close() replay

CVE-2026-64597 - smb: client: fix double-free in SMB2_close() replay

https://cvefeed.io/rssfeed/latest.atom / Thu, 08/06/2026 - 13:09
CVE ID :CVE-2026-64597
Published : Aug. 6, 2026, 8:16 a.m. | 58 minutes ago
Description :In the Linux kernel, the following vulnerability has been resolved: smb: client: fix double-free in SMB2_close() replay A response-bearing attempt can return a replayable error and free its response buffer. If SMB2_close_init() fails before the next send, cleanup retains the previous buffer type and frees that response again. Reset response bookkeeping before each attempt to prevent the stale free.
Severity: 0.0 | NA
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