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.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
702171adeed3607ee9603ec30ce081411e36ae42 affected < ce8125566b1d0b0f16449407e014addf451804ea
702171adeed3607ee9603ec30ce081411e36ae42 affected < 0b9090717c7e2184e2c427bbcc752f295116ac1d
702171adeed3607ee9603ec30ce081411e36ae42 affected < 0b23144c59c126beb4a7761a85a194ae0fe668a5
702171adeed3607ee9603ec30ce081411e36ae42 affected < df3ac2a672a5284441f120d486acabdd6740fc2a
702171adeed3607ee9603ec30ce081411e36ae42 affected < 02925f51377f2a42a6724f00549167499c9302e5
Linux Linux affected
Version Status Constraints
2.6.32 affected —
0 unaffected < 2.6.32
6.6.151 unaffected ≤ 6.6.*
6.12.103 unaffected ≤ 6.12.*
6.18.44 unaffected ≤ 6.18.*
7.1.8 unaffected ≤ 7.1.*
7.2-rc6 unaffected ≤ *

No data.

No data.

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/02925f51377f2a42a6724f00549167499c9302e5 cve-icon cve-icon
https://git.kernel.org/stable/c/0b23144c59c126beb4a7761a85a194ae0fe668a5 cve-icon cve-icon
https://git.kernel.org/stable/c/0b9090717c7e2184e2c427bbcc752f295116ac1d cve-icon cve-icon
https://git.kernel.org/stable/c/ce8125566b1d0b0f16449407e014addf451804ea cve-icon cve-icon
https://git.kernel.org/stable/c/df3ac2a672a5284441f120d486acabdd6740fc2a cve-icon cve-icon
History

Sat, 15 Aug 2026 12:45:00 +0000

Type Values Removed Values Added
Description 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.
Title can: ems_usb: validate CPC message lengths
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-08-15T12:27:01.274Z

Reserved: 2026-08-15T05:44:03.901Z

Link: CVE-2026-74460

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-15T13:17:50.663

Modified: 2026-08-15T13:17:50.663

Link: CVE-2026-74460

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-15T16:15:03Z

Weaknesses

No weakness.