CVE-2022-50842
In the Linux kernel, the following vulnerability has been resolved: drm/virtio: Check whether transferred 2D BO is shmem Transferred 2D BO always must be a shmem BO. Add check for that to prevent NULL dereference if userspace passes a VRAM BO.
Affected versions
Linux kernel versions
5.7
and later are affected. Fixed in
5.10.150,
5.15.75,
5.19.17,
6.0.3,
6.1
and their respective stable series.
References
The following references provide additional information about CVE-2022-50842 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/36e133af33ea54193378b190cf92c47c12a43d34
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PatchKernel patch commithttps://git.kernel.org/stable/c/989164305b933af06d69bb91044dafbd01025371
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PatchKernel patch commithttps://git.kernel.org/stable/c/e473216b42aa1fd9fc6b94b608b42c210c655908
Frequently asked questions
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What is CVE-2022-50842?
CVE-2022-50842 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.7 onward and has been patched in 5.10.150, 5.15.75, 5.19.17 and others. CVE-2022-50842 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-2022-50842?
Yes — CVE-2022-50842 has been patched. Fixed versions include 5.10.150, 5.15.75, 5.19.17 and others. If you are running Linux kernel 5.7 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2022-50842 actively exploited?
No — CVE-2022-50842 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.