nfc: microread: validate target discovery payload lengths (Linux Linux)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.24 % · percentile 16 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- Linux
- NVD status
- Received
Description
In the Linux kernel, the following vulnerability has been resolved: nfc: microread: validate target discovery payload lengths microread_target_discovered() parses target discovery payloads from skb->data according to the HCI gate. The fixed field offsets and UID copies were checked only against the destination nfc_target buffers, not against the actual skb length. Validate that each gate-specific payload contains the fixed fields and UID bytes before reading or copying them.
References
- https://git.kernel.org/stable/c/c6de4241f2efbbab286efbb84a9c7190298b3052
- https://git.kernel.org/stable/c/92a6f0201bb68391b5eba1b3f330af007d7323b6
- https://git.kernel.org/stable/c/cb298672282421159e53ab311fe49d204c8a52da
- https://git.kernel.org/stable/c/18f02354ed229b8e4561b580812d026e7eb29c85
- https://git.kernel.org/stable/c/e6397fe7b8b5ef18e051f49612d40ff476c5f7d9
- https://git.kernel.org/stable/c/d0902a7c454326c6384c614226ab8987f3fd425d
- https://git.kernel.org/stable/c/dabfa26a208e56f4d8dbf26fddc48f188bdb0649
- https://git.kernel.org/stable/c/953963b9ac5eecbb316617d337bfaa3d731e3c5e
- https://git.kernel.org/stable/c/25519469972ef57c3edb1805dabd6c5612b90211
European references
- ENISA EUVD · EUVD-2026-71236
- GCVE · GCVE-0-2026-80801
CERT-FR advisories
- 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
Affected products
| Product | Versions |
|---|---|
| Linux · Linux | affected cfad1ba87150e198be9ea32367a24e500e59de2c < c6de4241f2efbbab286efbb84a9c7190298b3052 ; affected cfad1ba87150e198be9ea32367a24e500e59de2c < 92a6f0201bb68391b5eba1b3f330af007d7323b6 ; affected cfad1ba87150e198be9ea32367a24e500e59de2c < cb298672282421159e53ab311fe49d204c8a52da ; affected cfad1ba87150e198be9ea32367a24e500e59de2c < 18f02354ed229b8e4561b580812d026e7eb29c85 ; affected cfad1ba87150e198be9ea32367a24e500e59de2c < e6397fe7b8b5ef18e051f49612d40ff476c5f7d9 ; affected cfad1ba87150e198be9ea32367a24e500e59de2c < d0902a7c454326c6384c614226ab8987f3fd425d |
| Linux · Linux | affected 3.9 ; unaffected 0 < 3.9 ; unaffected 5.10.267 ≤ 5.10.* ; unaffected 5.15.218 ≤ 5.15.* ; unaffected 6.1.185 ≤ 6.1.* ; unaffected 6.6.154 ≤ 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 |