CVE-2022-50785
In the Linux kernel, the following vulnerability has been resolved: fsi: occ: Prevent use after free Use get_device and put_device in the open and close functions to make sure the device doesn't get freed while a file descriptor is open. Also, lock around the freeing of the device buffer and check the buffer before using it in the submit function.
Affected versions
Linux kernel versions
5.16
and later are affected. Fixed in
5.19.17,
6.0.3,
6.1
and their respective stable series.
References
The following references provide additional information about CVE-2022-50785 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/1d5ad0a874ddfcee9f932f54b1d34cbe8b9ddcfe
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PatchKernel patch commithttps://git.kernel.org/stable/c/3593e8efc9f0dac6be70bd5c964eadaa86bf2713
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PatchKernel patch commithttps://git.kernel.org/stable/c/d3e1e24604031b0d83b6c2d38f54eeea265cfcc0
Frequently asked questions
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What is CVE-2022-50785?
CVE-2022-50785 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.16 onward and has been patched in 5.19.17, 6.0.3 and 6.1. CVE-2022-50785 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-2022-50785?
Yes — CVE-2022-50785 has been patched. Fixed versions include 5.19.17, 6.0.3 and 6.1. If you are running Linux kernel 5.16 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2022-50785 actively exploited?
No — CVE-2022-50785 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.