CVE-2022-50619
In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix memory leak in kfd_mem_dmamap_userptr() If the number of pages from the userptr BO differs from the SG BO then the allocated memory for the SG table doesn't get freed before returning -EINVAL, which may lead to a memory leak in some error paths. Fix this by checking the number of pages before allocating memory for the SG table.
Affected versions
Linux kernel versions
5.14
and later are affected. Fixed in
5.15.77,
6.0.7,
6.1
and their respective stable series.
References
The following references provide additional information about CVE-2022-50619 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/304a10161696d86300ceab1cbe72b2d74b8cdd94
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PatchKernel patch commithttps://git.kernel.org/stable/c/90bfee142af0f0e9d3bec80e7acd5f49b230acf7
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PatchKernel patch commithttps://git.kernel.org/stable/c/c6dc4c9ba093829ebe1450d5fb101da6fb7a2a58
Frequently asked questions
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What is CVE-2022-50619?
CVE-2022-50619 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.14 onward and has been patched in 5.15.77, 6.0.7 and 6.1. CVE-2022-50619 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-2022-50619?
Yes — CVE-2022-50619 has been patched. Fixed versions include 5.15.77, 6.0.7 and 6.1. If you are running Linux kernel 5.14 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2022-50619 actively exploited?
No — CVE-2022-50619 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.