CVE-2026-74460
can: ems_usb: validate CPC message lengths
CVSS Score
0.0
EPSS Score
0.2%
EPSS Percentile
7th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 15, 2026 |
| Last Updated | Aug 19, 2026 |
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Affected Versions
Linux / Linux
702171adeed3607ee9603ec30ce081411e36ae42 < bb3cc8da8a2967c0f8e83d148fc6870b19fa32c6 702171adeed3607ee9603ec30ce081411e36ae42 < db5655287d78f00daf98888a520bb8da4d30126d 702171adeed3607ee9603ec30ce081411e36ae42 < ce8125566b1d0b0f16449407e014addf451804ea 702171adeed3607ee9603ec30ce081411e36ae42 < 0b9090717c7e2184e2c427bbcc752f295116ac1d 702171adeed3607ee9603ec30ce081411e36ae42 < 0b23144c59c126beb4a7761a85a194ae0fe668a5 702171adeed3607ee9603ec30ce081411e36ae42 < df3ac2a672a5284441f120d486acabdd6740fc2a 702171adeed3607ee9603ec30ce081411e36ae42 < 02925f51377f2a42a6724f00549167499c9302e5
Linux / Linux
2.6.32
References
git.kernel.org: https://git.kernel.org/stable/c/bb3cc8da8a2967c0f8e83d148fc6870b19fa32c6 git.kernel.org: https://git.kernel.org/stable/c/db5655287d78f00daf98888a520bb8da4d30126d git.kernel.org: https://git.kernel.org/stable/c/ce8125566b1d0b0f16449407e014addf451804ea git.kernel.org: https://git.kernel.org/stable/c/0b9090717c7e2184e2c427bbcc752f295116ac1d git.kernel.org: https://git.kernel.org/stable/c/0b23144c59c126beb4a7761a85a194ae0fe668a5 git.kernel.org: https://git.kernel.org/stable/c/df3ac2a672a5284441f120d486acabdd6740fc2a git.kernel.org: https://git.kernel.org/stable/c/02925f51377f2a42a6724f00549167499c9302e5