Bug 2360969 (CVE-2025-40364) - CVE-2025-40364 kernel: io_uring: fix io_req_prep_async with provided buffers
Summary: CVE-2025-40364 kernel: io_uring: fix io_req_prep_async with provided buffers
Keywords:
Status: NEW
Alias: CVE-2025-40364
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-04-18 14:01 UTC by OSIDB Bzimport
Modified: 2025-04-18 14:39 UTC (History)
4 users (show)

Fixed In Version:
Clone Of:
Environment:
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Description OSIDB Bzimport 2025-04-18 14:01:09 UTC 
In the Linux kernel, the following vulnerability has been resolved:

io_uring: fix io_req_prep_async with provided buffers

io_req_prep_async() can import provided buffers, commit the ring state
by giving up on that before, it'll be reimported later if needed.
Comment 1 Avinash Hanwate 2025-04-18 14:30:28 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025041827-CVE-2025-40364-d93c@gregkh/T
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