CVE-2026-46091
Published May 27, 2026
Modified May 27, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: media: rc: igorplugusb: heed coherency rules In a control request, the USB request structure can be subject to DMA on some HCs. Hence it must obey the rules for DMA coherency. Allocate it separately.
References
Other References
https://git.kernel.org/stable/c/0adac0ee2c42027d80bac02ea9b576a88f8955d3
https://git.kernel.org/stable/c/0be8fcd9005e3d3b5a61fe34b070a9663adbb4dc
https://git.kernel.org/stable/c/18d6a7c9e4e63c57157e9a57dd9bf3cd38e4c45a
https://git.kernel.org/stable/c/a62ca67e3c72fb297dc7c86495ba8f7329d7f150
https://git.kernel.org/stable/c/eac69475b01fe1e861dfe3960b57fa95671c132e
Frequently Asked Questions
What is CVE-2026-46091? +
In the Linux kernel, the following vulnerability has been resolved:
media: rc: igorplugusb: heed coherency rules
In a control request, the USB request structure
can be subject to DMA on some HCs. Hence it must obey
the rules for DMA coherency. Allocate it separately.
How do I check if I'm vulnerable to CVE-2026-46091? +
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.