Improper input validation in Realtek Rtl8762ekf-Evb
CVE-2025-44526
Realtek RTL8762EKF-EVB RTL8762E SDK V1.4.0 was discovered to utilize insufficient permission checks on critical fields within Bluetooth Low Energy (BLE) data packets. This issue allows attackers to cause a Denial of Service (DoS) via a crafted LL_Length_Req packet.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (18.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Realtek Rtl8762ekf-Evb
- Realtek Rtl8762e Software Development Kit — versions 1.4.0
Weakness classification (CWE)
References
- realtek.com (Broken Link)
- rtl8762ekf-evb.com (Broken Link)
- github.com/yangting111/BLE_TEST/blob/main/result/PoC/Realtek/Improper_Validatio… (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-44526?
- CVE-2025-44526 is a medium-severity vulnerability in Realtek Rtl8762ekf-Evb, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2025-07-09.
- How severe is CVE-2025-44526?
- Medium severity. CVSS v3 base score is 6.5 out of 10.