CVE-2022-50104
MediumIn the Linux kernel, the following vulnerability has been resolved: powerpc/xive: Fix refcount leak in xive_get_max_prio of_find_node_by_path() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak.
CVSS 3.1 score
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected versions
Linux kernel versions
4.14
and later are affected. Fixed in
4.14.291,
4.19.256,
5.4.211,
5.10.137,
5.15.61,
5.18.18,
5.19.2,
6.0
and their respective stable series.
References
The following references provide additional information about CVE-2022-50104 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/255b650cbec6849443ce2e0cdd187fd5e61c218c
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PatchKernel patch commithttps://git.kernel.org/stable/c/2e18b869a8d574cfe9ee64df9c3d0a7ac7ed07a8
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PatchKernel patch commithttps://git.kernel.org/stable/c/5ed9709d262bf026b2ff64979fbfe0f496287588
Frequently asked questions
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What is CVE-2022-50104?
CVE-2022-50104 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 4.14 onward and has been patched in 4.14.291, 4.19.256, 5.4.211 and others. CVE-2022-50104 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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What is the CVSS score for CVE-2022-50104?
CVE-2022-50104 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H. -
Is there a patch available for CVE-2022-50104?
Yes — CVE-2022-50104 has been patched. Fixed versions include 4.14.291, 4.19.256, 5.4.211 and others. If you are running Linux kernel 4.14 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2022-50104 actively exploited?
No — CVE-2022-50104 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.