CVE-2022-50623
Published Dec 8, 2025
Modified Apr 15, 2026
Description
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.
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References
Other References
https://git.kernel.org/stable/c/1b5a931594f7ffd26d706614c37d4da0f2ffb6e7
https://git.kernel.org/stable/c/939bc5453b8cbdde9f1e5110ce8309aedb1b501a
https://git.kernel.org/stable/c/940253af8b3865b76de8d1b46bcd4a700104852e
https://git.kernel.org/stable/c/b94605f5cb99e90c8ca91523597a40e1bd59546b
https://git.kernel.org/stable/c/f59861946fa51bcc1f305809e4ebc1013b0ee61c
Frequently Asked Questions
What is 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.
How do I check if I'm vulnerable to CVE-2022-50623? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.