CVE-2023-54040
In the Linux kernel, the following vulnerability has been resolved: ice: fix wrong fallback logic for FDIR When adding a FDIR filter, if ice_vc_fdir_set_irq_ctx returns failure, the inserted fdir entry will not be removed and if ice_vc_fdir_write_fltr returns failure, the fdir context info for irq handler will not be cleared which may lead to inconsistent or memory leak issue. This patch refines failure cases to resolve this issue.
Affected versions
Linux kernel versions
5.13
and later are affected. Fixed in
5.15.107,
6.1.24,
6.2.11,
6.3
and their respective stable series.
References
The following references provide additional information about CVE-2023-54040 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/391d28c0e38c0e5b11a4240a2b4976cf63e87f45
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PatchKernel patch commithttps://git.kernel.org/stable/c/aad3b871efe26f36f45f8b4649653b5d3fd9c35e
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PatchKernel patch commithttps://git.kernel.org/stable/c/b4a01ace20f5c93c724abffc0a83ec84f514b98d
Frequently asked questions
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What is CVE-2023-54040?
CVE-2023-54040 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.13 onward and has been patched in 5.15.107, 6.1.24, 6.2.11 and others. CVE-2023-54040 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-2023-54040?
Yes — CVE-2023-54040 has been patched. Fixed versions include 5.15.107, 6.1.24, 6.2.11 and others. If you are running Linux kernel 5.13 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2023-54040 actively exploited?
No — CVE-2023-54040 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.