CVE-2023-54231
In the Linux kernel, the following vulnerability has been resolved: net: libwx: fix memory leak in wx_setup_rx_resources When wx_alloc_page_pool() failed in wx_setup_rx_resources(), it doesn't release DMA buffer. Add dma_free_coherent() in the error path to release the DMA buffer.
Affected versions
Linux kernel versions
6.3
and later are affected. Fixed in
6.3.2,
6.4
and their respective stable series.
References
The following references provide additional information about CVE-2023-54231 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/2371e1ecd445baf793a74db00ea6b2a2bc13c4c0
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PatchKernel patch commithttps://git.kernel.org/stable/c/e315e7b83a22043bffee450437d7089ef373cbf6
Frequently asked questions
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What is CVE-2023-54231?
CVE-2023-54231 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.3 onward and has been patched in 6.3.2 and 6.4. CVE-2023-54231 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-2023-54231?
Yes — CVE-2023-54231 has been patched. Fixed versions include 6.3.2 and 6.4. If you are running Linux kernel 6.3 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2023-54231 actively exploited?
No — CVE-2023-54231 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.