cvedb.io
CVE-2025-7403
HIGH · CVSS 7.6
EPSS exploitation probability: 0%
Published 2025-09-19T06:15:35.960 · Last modified 2026-06-17T10:04:53.047

Summary

Unsafe handling in bt_conn_tx_processor causes a use-after-free, resulting in a write-before-zero. The written 4 bytes are attacker-controlled, enabling precise memory corruption.

Affected products

zephyrproject — zephyr

Does this affect you?

Add your gear to cvedb and we'll alert you only when zephyrproject ships something exploited.

Check my exposure →

References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.