Texas Instruments CC256x and WL18xx dual-mode Bluetooth controller devices, when LE scan…
Priority MEDIUM 43CWE-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
Texas Instruments CC256x and WL18xx dual-mode Bluetooth controller devices, when LE scan mode is used, allow remote attackers to trigger a buffer overflow via a malformed Bluetooth Low Energy advertising packet, to cause a denial of service or potentially execute arbitrary code. This affects CC256xC-BT-SP 1.2, CC256xB-BT-SP 1.8, and WL18xx-BT-SP 4.4.
Why it matters now
EPSS 0.0253 85th percentileScored 2026-11-07
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 · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:ti:cc256xc-bt-sp_firmware:*:*:*:*:*:*:*:* | up to 1.2 | Vulnerable | Texas Instruments |
| cpe:2.3:h:ti:cc256xc-bt-sp:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Texas Instruments |
| cpe:2.3:o:ti:cc256xb-bt-sp_firmware:*:*:*:*:*:*:*:* | up to 1.8 | Vulnerable | Texas Instruments |
| cpe:2.3:h:ti:cc256xb-bt-sp:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Texas Instruments |
| cpe:2.3:o:ti:wl18xx-bt-sp_firmware:*:*:*:*:*:*:*:* | up to 4.4 | Vulnerable | Texas Instruments |
| cpe:2.3:h:ti:wl18xx-bt-sp:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Texas Instruments |
- cpe:2.3:o:ti:cc256xc-bt-sp_firmware:*:*:*:*:*:*:*:* Versions up to 1.2 Vulnerable ·Texas Instruments
- cpe:2.3:h:ti:cc256xc-bt-sp:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Texas Instruments
- cpe:2.3:o:ti:cc256xb-bt-sp_firmware:*:*:*:*:*:*:*:* Versions up to 1.8 Vulnerable ·Texas Instruments
- cpe:2.3:h:ti:cc256xb-bt-sp:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Texas Instruments
- cpe:2.3:o:ti:wl18xx-bt-sp_firmware:*:*:*:*:*:*:*:* Versions up to 4.4 Vulnerable ·Texas Instruments
- cpe:2.3:h:ti:wl18xx-bt-sp:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Texas Instruments
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-15948
- 2026-10-03 Alias added: GHSA-2jrq-wx46-frqw
References
Sources
- CVE-2019-15948 · CVE Program
- CVE-2019-15948 · NVD
- FIRST EPSS
- GHSA-2jrq-wx46-frqw · GitHub Advisory Database · CC BY 4.0
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