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CVE-2025-68294

io_uring/net: ensure vectored buffer node import is tied to notification PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: io_uring/net: ensure vectored buffer node import is tied to notification When support for vectored registered buffers was added, the import itself is using 'req' rather than the notification io_kiocb, sr->notif. For non-vectored imports, sr->notif is correctly used. This is important as the lifetime of the two may be different. Use the correct io_kiocb for the vectored buffer import.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 23371eac7d9a9bca5360cfb3eb3aa08648ee7246 before 14459281e027f23b70885c1cc1032a71c0efd8d7; affected 23371eac7d9a9bca5360cfb3eb3aa08648ee7246 before f6041803a831266a2a5a5b5af66f7de0845bcbf3
Linux / Linuxaffected 6.15; unaffected 0 before 6.15; unaffected 6.17.11 through 6.17.*; unaffected 6.18 through *

CWE

No CWE identifiers supplied.

References