CVE-2023-54205
In the Linux kernel, the following vulnerability has been resolved: pinctrl: stm32: Fix refcount leak in stm32_pctrl_get_irq_domain of_irq_find_parent() returns a node pointer with refcount incremented, We should use of_node_put() on it when not needed anymore. Add missing of_node_put() to avoid refcount leak.
Affected versions
Linux kernel versions
5.2
and later are affected. Fixed in
5.4.235,
5.10.173,
5.15.99,
6.1.16,
6.2.3,
6.3
and their respective stable series.
References
The following references provide additional information about CVE-2023-54205 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/601be03fa8b81747a154bdef9b559411a5b921e8
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PatchKernel patch commithttps://git.kernel.org/stable/c/8ab860dd8717a7e4a143988885fea0d7e5a9412e
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PatchKernel patch commithttps://git.kernel.org/stable/c/95ab6d7905ebb52dc2ed6357c38e536753824068
Frequently asked questions
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What is CVE-2023-54205?
CVE-2023-54205 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.2 onward and has been patched in 5.4.235, 5.10.173, 5.15.99 and others. CVE-2023-54205 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-2023-54205?
Yes — CVE-2023-54205 has been patched. Fixed versions include 5.4.235, 5.10.173, 5.15.99 and others. If you are running Linux kernel 5.2 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2023-54205 actively exploited?
No — CVE-2023-54205 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.