CVE-2023-54230
In the Linux kernel, the following vulnerability has been resolved: amba: bus: fix refcount leak commit 5de1540b7bc4 ("drivers/amba: create devices from device tree") increases the refcount of of_node, but not releases it in amba_device_release, so there is refcount leak. By using of_node_put to avoid refcount leak.
Affected versions
Linux kernel versions
3.1
and later are affected. Fixed in
4.14.326,
4.19.295,
5.4.257,
5.10.195,
5.15.132,
6.1.53,
6.4.16,
6.5.3,
6.6
and their respective stable series.
References
The following references provide additional information about CVE-2023-54230 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/03db4fe7917bb160eeccf3968835475fa32b7e10
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PatchKernel patch commithttps://git.kernel.org/stable/c/206fadb7278ceac7593dd0b945a77b9df856a674
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PatchKernel patch commithttps://git.kernel.org/stable/c/4f1807fddd9bf175ee5e14fffc6b6106e4b297ef
Frequently asked questions
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What is CVE-2023-54230?
CVE-2023-54230 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 3.1 onward and has been patched in 4.14.326, 4.19.295, 5.4.257 and others. CVE-2023-54230 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-2023-54230?
Yes — CVE-2023-54230 has been patched. Fixed versions include 4.14.326, 4.19.295, 5.4.257 and others. If you are running Linux kernel 3.1 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2023-54230 actively exploited?
No — CVE-2023-54230 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.