CVE-2026-74460
In the Linux kernel, the following vulnerability has been resolved: can: ems_usb: validate CPC message lengths ems_usb_read_bulk_callback() walks CPC messages packed in one USB receive buffer. Check that each declared message fits in the URB payload. Also require the type-specific payload to cover the fields used by the CAN, state, error and overrun handlers.
Affected versions
Linux kernel versions
2.6.32
and later are affected. Fixed in
6.6.151,
6.12.103,
6.18.44,
7.1.8,
7.2-rc6
and their respective stable series.
References
5 totalFrequently asked questions
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What is CVE-2026-74460?
CVE-2026-74460 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 2.6.32 onward and has been patched in 6.6.151, 6.12.103, 6.18.44 and others. CVE-2026-74460 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-2026-74460?
Yes. CVE-2026-74460 has been patched. Fixed versions include 6.6.151, 6.12.103, 6.18.44 and others. If you are running Linux kernel 2.6.32 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2026-74460 actively exploited?
No. CVE-2026-74460 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.