can: ems_usb: validate CPC message lengths (Linux Linux)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.18 % · percentile 7 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- Linux
- NVD status
- Received
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.
References
- https://git.kernel.org/stable/c/1c380a332e342b7d58c86c4f556cb0823b16a9b8
- https://git.kernel.org/stable/c/bb3cc8da8a2967c0f8e83d148fc6870b19fa32c6
- https://git.kernel.org/stable/c/db5655287d78f00daf98888a520bb8da4d30126d
- https://git.kernel.org/stable/c/ce8125566b1d0b0f16449407e014addf451804ea
- https://git.kernel.org/stable/c/0b9090717c7e2184e2c427bbcc752f295116ac1d
- https://git.kernel.org/stable/c/0b23144c59c126beb4a7761a85a194ae0fe668a5
- https://git.kernel.org/stable/c/df3ac2a672a5284441f120d486acabdd6740fc2a
- https://git.kernel.org/stable/c/02925f51377f2a42a6724f00549167499c9302e5
European references
- ENISA EUVD · EUVD-2026-59653
- GCVE · GCVE-0-2026-74460
CERT-FR advisories
- CERTFR-2026-AVI-1385 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
- CERTFR-2026-AVI-1333 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2026-AVI-1286 — Multiples vulnérabilités dans le noyau Linux d'Ubuntu · cert.ssi.gouv.fr
- CERTFR-2026-AVI-1232 — Multiples vulnérabilités dans le noyau Linux de Debian LTS · cert.ssi.gouv.fr
- CERTFR-2026-AVI-1163 — Multiples vulnérabilités dans le noyau Linux de Debian LTS · cert.ssi.gouv.fr
- CERTFR-2026-AVI-1090 — Multiples vulnérabilités dans le noyau Linux de Debian · cert.ssi.gouv.fr
Affected products
| Product | Versions |
|---|---|
| Linux · Linux | affected 702171adeed3607ee9603ec30ce081411e36ae42 < 1c380a332e342b7d58c86c4f556cb0823b16a9b8 ; affected 702171adeed3607ee9603ec30ce081411e36ae42 < bb3cc8da8a2967c0f8e83d148fc6870b19fa32c6 ; affected 702171adeed3607ee9603ec30ce081411e36ae42 < db5655287d78f00daf98888a520bb8da4d30126d ; affected 702171adeed3607ee9603ec30ce081411e36ae42 < ce8125566b1d0b0f16449407e014addf451804ea ; affected 702171adeed3607ee9603ec30ce081411e36ae42 < 0b9090717c7e2184e2c427bbcc752f295116ac1d ; affected 702171adeed3607ee9603ec30ce081411e36ae42 < 0b23144c59c126beb4a7761a85a194ae0fe668a5 |
| Linux · Linux | affected 2.6.32 ; unaffected 0 < 2.6.32 ; unaffected 5.10.271 ≤ 5.10.* ; unaffected 5.15.216 ≤ 5.15.* ; unaffected 6.1.183 ≤ 6.1.* ; unaffected 6.6.151 ≤ 6.6.* |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |