Memory corruption in Qualcomm Snapdragon Mobile
Priority LOW 34CWE-119Published · 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 3.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Improper input validation leads to buffer overwrite in the WLAN function that handles WMI commands in Snapdragon Mobile in version SD 835, SD 845, SD 850.
Why it matters now
EPSS 0.00257 17th 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 |
|---|---|---|---|---|---|
| Qualcomm | Snapdragon Mobile | SD 835, SD 845, SD 850 | — | No fix listed | CNA |
- Snapdragon Mobile VendorQualcomm Affected SD 835, SD 845, SD 850 Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:qualcomm:sd_835_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:sd_835:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:sd_845_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:sd_845:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:sd_850_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:sd_850:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
- cpe:2.3:o:qualcomm:sd_835_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:sd_835:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:sd_845_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:sd_845:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:sd_850_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:sd_850:-:*:*:*:*:*:*:* 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-2018-11856
- 2026-10-03 Alias added: GHSA-hm9g-x4hj-xwgj
References
More Qualcomm Sd 835 Firmware vulnerabilities
- TI-2017-10935 Improper authentication in Qualcomm Snapdragon IoT, Snapdragon Mobile, Snapdragon… CVSS 3.0CRITICAL 9.8
- TI-2019-01911 Out-of-bounds read in Qualcomm Snapdragon Auto, Snapdragon Consumer Electronics… CVSS 3.0CRITICAL 9.8
- TI-2019-01868 An unprivileged user can craft a bitstream such that the payload encoded in the bitstream… CVSS 3.0CRITICAL 9.8
- TI-2019-01867 An unprivileged user can craft a bitstream such that the payload encoded in the bitstream… CVSS 3.0CRITICAL 9.8
- TI-2019-01861 Out-of-bounds read in Qualcomm Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer… CVSS 3.1CRITICAL 9.8
- TI-2018-08564 Out-of-bounds write in Qualcomm Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer… CVSS 3.0CRITICAL 9.8
Sources
- CVE-2018-11856 · CVE Program
- CVE-2018-11856 · NVD
- FIRST EPSS
- GHSA-hm9g-x4hj-xwgj · 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