CVE-2023-54030
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.
Affected versions
Linux kernel versions
6.0
and later are affected. Fixed in
6.5.3,
6.6
and their respective stable series.
References
The following references provide additional information about CVE-2023-54030 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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PatchKernel patch commithttps://git.kernel.org/stable/c/1e2db9837be7d24a2a74eb3f3906d0872bee8907
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PatchKernel patch commithttps://git.kernel.org/stable/c/b2e74db55dd93d6db22a813c9a775b5dbf87c560
Frequently asked questions
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What is CVE-2023-54030?
CVE-2023-54030 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.0 onward and has been patched in 6.5.3 and 6.6. CVE-2023-54030 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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Is there a patch available for CVE-2023-54030?
Yes — CVE-2023-54030 has been patched. Fixed versions include 6.5.3 and 6.6. If you are running Linux kernel 6.0 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2023-54030 actively exploited?
No — CVE-2023-54030 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.