CVE-2022-50623
In the Linux kernel, the following vulnerability has been resolved: fpga: prevent integer overflow in dfl_feature_ioctl_set_irq() The "hdr.count * sizeof(s32)" multiplication can overflow on 32 bit systems leading to memory corruption. Use array_size() to fix that.
Affected versions
Linux kernel versions
5.9
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-2022-50623 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/1b5a931594f7ffd26d706614c37d4da0f2ffb6e7
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PatchKernel patch commithttps://git.kernel.org/stable/c/939bc5453b8cbdde9f1e5110ce8309aedb1b501a
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PatchKernel patch commithttps://git.kernel.org/stable/c/940253af8b3865b76de8d1b46bcd4a700104852e
Frequently asked questions
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What is CVE-2022-50623?
CVE-2022-50623 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.9 onward and has been patched in 5.10.150, 5.15.75, 5.19.17 and others. CVE-2022-50623 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-2022-50623?
Yes — CVE-2022-50623 has been patched. Fixed versions include 5.10.150, 5.15.75, 5.19.17 and others. If you are running Linux kernel 5.9 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2022-50623 actively exploited?
No — CVE-2022-50623 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.