CVE-2025-7403 is a use-after-free vulnerability in the bt_conn_tx_processor of Zephyr Project's Zephyr RTOS, leading to a write-before-zero condition with attacker-controlled data. This vulnerability has a CVSS score of 6.5 (Medium), indicating an adjacent network attack vector with low complexity and no user interaction required, potentially leading to high availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 4.1.0CPE matchmatch criteria | cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.