Bug 2424968 (CVE-2023-54030) - CVE-2023-54030 kernel: io_uring/net: don't overflow multishot recv
Summary: CVE-2023-54030 kernel: io_uring/net: don't overflow multishot recv
Keywords:
Status: NEW
Alias: CVE-2023-54030
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-12-24 12:04 UTC by OSIDB Bzimport
Modified: 2025-12-25 12:14 UTC (History)
0 users

Fixed In Version:
Clone Of:
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Description OSIDB Bzimport 2025-12-24 12:04:39 UTC 
In the Linux kernel, the following vulnerability has been resolved:

io_uring/net: don't overflow multishot recv

Don't allow overflowing multishot recv CQEs, it might get out of
hand, hurt performance, and in the worst case scenario OOM the task.
Comment 1 Alexander B 2025-12-25 12:10:01 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025122436-CVE-2023-54030-e7f3@gregkh/T
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