CVE-2022-50810
In the Linux kernel, the following vulnerability has been resolved: rapidio: devices: fix missing put_device in mport_cdev_open When kfifo_alloc fails, the refcount of chdev->dev is left incremental. We should use put_device(&chdev->dev) to decrease the ref count of chdev->dev to avoid refcount leak.
Affected versions
Linux kernel versions
4.6
and later are affected. Fixed in
4.9.337,
4.14.303,
4.19.270,
5.4.229,
5.10.163,
5.15.86,
6.0.16,
6.1.2,
6.2
and their respective stable series.
References
The following references provide additional information about CVE-2022-50810 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/162433a96079bfa5ec748c486b4570f138d04fb5
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PatchKernel patch commithttps://git.kernel.org/stable/c/53915ecc43c5139d6cdd1caa4fdc9290b9597008
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PatchKernel patch commithttps://git.kernel.org/stable/c/6e4540e0970030e140998ce8847f5f0171b5afa1
Frequently asked questions
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What is CVE-2022-50810?
CVE-2022-50810 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 4.6 onward and has been patched in 4.9.337, 4.14.303, 4.19.270 and others. CVE-2022-50810 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-2022-50810?
Yes — CVE-2022-50810 has been patched. Fixed versions include 4.9.337, 4.14.303, 4.19.270 and others. If you are running Linux kernel 4.6 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2022-50810 actively exploited?
No — CVE-2022-50810 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.