Vulnerability Monitor

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CVE-2025-7403

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.

Published

2025-09-19T06:15:35.960

Last Modified

2025-10-29T18:05:53.470

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 7.6 (HIGH)

Weaknesses
  • Type: Secondary
    CWE-123
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System zephyrproject zephyr ≤ 4.1.0 Yes
References