Improper array index validation in Qualcomm Snapdragon Mobile
Priority LOW 31CWE-129Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-129 and the CVSS impact.
Summary
A micro-core of QMP transportation may cause a macro-core to read from or write to arbitrary memory in Snapdragon Mobile in version SD 845, SD 850.
Why it matters now
EPSS 0.00237 14th 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 845, SD 850 | — | No fix listed | CNA |
- Snapdragon Mobile VendorQualcomm Affected SD 845, SD 850 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| 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_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-2017-18309
- 2026-10-03 Alias added: GHSA-33jx-32r4-fm3g
References
More Qualcomm Sd 845 Firmware vulnerabilities
- 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
- TI-2018-04311 Exception in Modem IP stack while processing IPv6 packet in snapdragon automobile… CVSS 3.0CRITICAL 9.8
Sources
- CVE-2017-18309 · CVE Program
- CVE-2017-18309 · NVD
- FIRST EPSS
- GHSA-33jx-32r4-fm3g · 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