The Bluetooth Low Energy implementation on NXP SDK through 2.2.1 for KW41Z devices does…
Priority MEDIUM 40CWE-120Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.
Summary
The Bluetooth Low Energy implementation on NXP SDK through 2.2.1 for KW41Z devices does not properly restrict the Link Layer payload length, allowing attackers in radio range to cause a buffer overflow via a crafted packet.
Why it matters now
EPSS 0.01187 68th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 9
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:nxp:mcuxpresso_software_development_kit:*:*:*:*:*:*:*:* | up to 2.2.1 | Vulnerable | NXP |
| cpe:2.3:h:nxp:kw31z:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NXP |
| cpe:2.3:h:nxp:kw34:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NXP |
| cpe:2.3:h:nxp:kw35:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NXP |
| cpe:2.3:h:nxp:kw36:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NXP |
| cpe:2.3:h:nxp:kw37:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NXP |
| cpe:2.3:h:nxp:kw38:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NXP |
| cpe:2.3:h:nxp:kw39:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NXP |
| cpe:2.3:h:nxp:kw41z:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NXP |
- cpe:2.3:a:nxp:mcuxpresso_software_development_kit:*:*:*:*:*:*:*:* Versions up to 2.2.1 Vulnerable ·NXP
- cpe:2.3:h:nxp:kw31z:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NXP
- cpe:2.3:h:nxp:kw34:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NXP
- cpe:2.3:h:nxp:kw35:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NXP
- cpe:2.3:h:nxp:kw36:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NXP
- cpe:2.3:h:nxp:kw37:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NXP
- cpe:2.3:h:nxp:kw38:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NXP
- cpe:2.3:h:nxp:kw39:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NXP
- cpe:2.3:h:nxp:kw41z:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NXP
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-17519
- 2026-10-03 Alias added: GHSA-5mcg-w6rc-w6jr
References
More NXP Mcuxpresso Software Development Kit vulnerabilities
- TI-2021-08911 NXP MCUXpresso SDK Integer Overflow or Wraparound CVSS 3.1CRITICAL 9.8
- TI-2021-15894 NXP MCUXpresso SDK v2.7.0 was discovered to contain a buffer overflow in the function… CVSS 3.1HIGH 7.8
- TI-2021-15893 NXP MCUXpresso SDK v2.7.0 was discovered to contain a buffer overflow in the function USB_HostProcessCallback(). CVSS 3.1HIGH 7.8
- TI-2019-12728 The Bluetooth Low Energy (BLE) stack implementation on the NXP KW41Z (based on the… CVSS 3.1MEDIUM 6.5
Sources
- CVE-2019-17519 · CVE Program
- CVE-2019-17519 · NVD
- FIRST EPSS
- GHSA-5mcg-w6rc-w6jr · GitHub Advisory Database · CC BY 4.0
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