Out-of-bounds Read in Windows WLAN Host
Priority LOW 35CWE-787Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- 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 · CNA. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
Memory corruption may occur while reading board data via IOCTL call when the WLAN driver copies the content to the provided output buffer.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00109 1st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Qualcomm | Snapdragon | FastConnect 6700; FastConnect 6900; QCA6595AU; QCM5430; QCM6490; QCN7605; QCN7606; QCS5430; QCS6490; Qualcomm Video Collaboration VC3 Platform; SC8180X+SDX55; Snapdragon 8c Compute Platform (SC8180X-AD) "Poipu Lite"; Snapdragon 8c Compute Platform (SC8180XP-AD) "Poipu Lite"; Snapdragon 8cx Compute Platform (SC8180X-AA, AB); Snapdragon 8cx Compute Platform (SC8180XP-AC, AF) "Poipu Pro"; Snapdragon 8cx Gen 2 5G Compute Platform (SC8180X-AC, AF) "Poipu Pro"; Snapdragon 8cx Gen 2 5G Compute Platform (SC8180XP-AA, AB); WCD9370; WCD9375; WCD9380; WCD9385 | — | No fix listed | CNA |
- Snapdragon VendorQualcomm Affected FastConnect 6700; FastConnect 6900; QCA6595AU; QCM5430; QCM6490; QCN7605; QCN7606; QCS5430; QCS6490; Qualcomm Video Collaboration VC3 Platform; SC8180X+SDX55; Snapdragon 8c Compute Platform (SC8180X-AD) "Poipu Lite"; Snapdragon 8c Compute Platform (SC8180XP-AD) "Poipu Lite"; Snapdragon 8cx Compute Platform (SC8180X-AA, AB); Snapdragon 8cx Compute Platform (SC8180XP-AC, AF) "Poipu Pro"; Snapdragon 8cx Gen 2 5G Compute Platform (SC8180X-AC, AF) "Poipu Pro"; Snapdragon 8cx Gen 2 5G Compute Platform (SC8180XP-AA, AB); WCD9370; WCD9375; WCD9380; WCD9385 Fixed in — No fix listed CNA
CPE configurations NVD · 50
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:qualcomm:fastconnect_6700_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:fastconnect_6700:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:fastconnect_6900_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:fastconnect_6900:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:qca6595au_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:qca6595au:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:qcm5430_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:qcm5430:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:qcm6490_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:qcm6490:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
- cpe:2.3:o:qualcomm:fastconnect_6700_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:fastconnect_6700:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:fastconnect_6900_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:fastconnect_6900:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:qca6595au_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:qca6595au:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:qcm5430_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:qcm5430:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:qcm6490_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:qcm6490:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
Show 40 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:qualcomm:qcn7605_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:qcn7605:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:qcn7606_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:qcn7606:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:qcs5430_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:qcs5430:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:qcs6490_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:qcs6490:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:video_collaboration_vc3_platform_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:video_collaboration_vc3_platform:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:sc8180x\+sdx55_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:sc8180x\+sdx55:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:snapdragon_8c_compute_platform_\(sc8180x-ad\)_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:snapdragon_8c_compute_platform_\(sc8180x-ad\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:snapdragon_8c_compute_platform_\(sc8180xp-ad\)_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:snapdragon_8c_compute_platform_\(sc8180xp-ad\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_\(sc8180x-aa\)_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform_\(sc8180x-aa\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_\(sc8180x-ab\)_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform_\(sc8180x-ab\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_\(sc8180xp-ac\)_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform_\(sc8180xp-ac\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_\(sc8180xp-af\)_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform_\(sc8180xp-af\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-ac\)_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-ac\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-af\)_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-af\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-aa\)_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-aa\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-ab\)_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-ab\):-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:wcd9370_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:wcd9370:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:wcd9375_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:wcd9375:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:wcd9380:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:wcd9385_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:wcd9385:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
- cpe:2.3:o:qualcomm:qcn7605_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:qcn7605:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:qcn7606_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:qcn7606:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:qcs5430_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:qcs5430:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:qcs6490_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:qcs6490:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:video_collaboration_vc3_platform_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:video_collaboration_vc3_platform:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:sc8180x\+sdx55_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:sc8180x\+sdx55:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:snapdragon_8c_compute_platform_\(sc8180x-ad\)_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:snapdragon_8c_compute_platform_\(sc8180x-ad\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:snapdragon_8c_compute_platform_\(sc8180xp-ad\)_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:snapdragon_8c_compute_platform_\(sc8180xp-ad\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_\(sc8180x-aa\)_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform_\(sc8180x-aa\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_\(sc8180x-ab\)_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform_\(sc8180x-ab\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_\(sc8180xp-ac\)_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform_\(sc8180xp-ac\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:snapdragon_8cx_compute_platform_\(sc8180xp-af\)_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:snapdragon_8cx_compute_platform_\(sc8180xp-af\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-ac\)_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-ac\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-af\)_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180x-af\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-aa\)_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-aa\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-ab\)_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:snapdragon_8cx_gen_2_5g_compute_platform_\(sc8180xp-ab\):-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:wcd9370_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:wcd9370:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:wcd9375_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:wcd9375:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:wcd9380:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:wcd9385_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:wcd9385:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-21439
- 2026-10-03 Alias added: GHSA-4fr5-x8r3-mvxg
References
More Qualcomm Fastconnect 6700 Firmware vulnerabilities
- TI-2025-15441 Incorrect Authorization in Graphics Windows KEVCVSS 3.1HIGH 8.6
- TI-2025-15440 Incorrect Authorization in Graphics KEVCVSS 3.1HIGH 8.6
- TI-2023-16287 Integer Overflow or Wraparound in Graphics Linux KEVCVSS 3.1HIGH 8.4
- TI-2023-16286 Use of Out-of-range Pointer Offset in Graphics KEVCVSS 3.1HIGH 8.4
- TI-2026-17287 Integer Overflow or Wraparound in Graphics KEVCVSS 3.1HIGH 7.8
- TI-2024-28736 Use After Free in DSP Service KEVCVSS 3.1HIGH 7.8
Sources
- CVE-2025-21439 · CVE Program
- CVE-2025-21439 · NVD
- FIRST EPSS
- GHSA-4fr5-x8r3-mvxg · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences