Improper buffer initialization on the backend driver can lead to buffer overflow in Snapdragon Auto
Priority LOW 36CWE-120Published · Updated
Key facts
- Attack vector
- Local
- 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 · CNA. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.
Summary
Improper buffer initialization on the backend driver can lead to buffer overflow in Snapdragon Auto
Why it matters now
EPSS 0.00166 5th 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 Auto | SA8540P, SA9000P | — | No fix listed | CNA |
- Snapdragon Auto VendorQualcomm Affected SA8540P, SA9000P Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:qualcomm:sa9000p_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:sa9000p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
| cpe:2.3:o:qualcomm:sa8540p_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Qualcomm |
| cpe:2.3:h:qualcomm:sa8540p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Qualcomm |
- cpe:2.3:o:qualcomm:sa9000p_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:sa9000p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Qualcomm
- cpe:2.3:o:qualcomm:sa8540p_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Qualcomm
- cpe:2.3:h:qualcomm:sa8540p:-:*:*:*:*:*:*:* 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-2021-35114
- 2026-10-03 Alias added: GHSA-xxcf-4xcr-x8c4
References
More Qualcomm Sa8540p Firmware vulnerabilities
- TI-2023-16255 Improper Authentication in Automotive OS CVSS 3.1HIGH 7.1
- TI-2024-30592 Improper Validation of Array Index in WLAN Host Communication CVSS 3.1CRITICAL 9.8
- TI-2024-33290 Buffer Over-read in WLAN Host Cmn CVSS 3.1CRITICAL 9.8
- TI-2024-14239 Buffer Copy Without Checking Size of Input (`Classic Buffer Overflow`) in Audio CVSS 3.1CRITICAL 9.8
- TI-2024-33289 Buffer Over-read in WLAN HOST CVSS 3.1HIGH 8.2
- TI-2023-23313 Buffer Copy Without Checking Size of Input in Hypervisor CVSS 3.1CRITICAL 9.3
Sources
- CVE-2021-35114 · CVE Program
- CVE-2021-35114 · NVD
- FIRST EPSS
- GHSA-xxcf-4xcr-x8c4 · 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