CVE-2022-50856
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix xid leak in cifs_ses_add_channel() Before return, should free the xid, otherwise, the xid will be leaked.
Affected versions
Linux kernel versions
5.5
and later are affected. Fixed in
5.10.152,
5.15.76,
6.0.6,
6.1
and their respective stable series.
References
The following references provide additional information about CVE-2022-50856 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/7286f875510486fdc2fc426b7c826262e2283a65
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PatchKernel patch commithttps://git.kernel.org/stable/c/847301f0ee1c29f34cc48547ce1071990f24969c
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PatchKernel patch commithttps://git.kernel.org/stable/c/db2a8b6c17e128d91f35d836c569f4a6bda4471b
Frequently asked questions
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What is CVE-2022-50856?
CVE-2022-50856 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.5 onward and has been patched in 5.10.152, 5.15.76, 6.0.6 and others. CVE-2022-50856 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-2022-50856?
Yes — CVE-2022-50856 has been patched. Fixed versions include 5.10.152, 5.15.76, 6.0.6 and others. If you are running Linux kernel 5.5 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2022-50856 actively exploited?
No — CVE-2022-50856 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.