CVE-2025-21476
Sept. 25, 2025, 4:08 p.m.
7.8
High
Description
Memory corruption when passing parameters to the Trusted Virtual Machine during the handshake.
Product(s) Impacted
| Vendor | Product | Versions |
|---|---|---|
| Qualcomm |
|
|
Weaknesses
Common security weaknesses mapped to this vulnerability.
CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.
*CPE(s)
Affected systems and software identified for this CVE.
| Type | Vendor | Product | Version | Update | Edition | Language | Software Edition | Target Software | Target Hardware | Other Information |
|---|---|---|---|---|---|---|---|---|---|---|
| o | qualcomm | qcs6490_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | qcs6490 | - | / | / | / | / | / | / | / |
| o | qualcomm | qcs8550_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | qcs8550 | - | / | / | / | / | / | / | / |
| o | qualcomm | qcs9100_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | qcs9100 | - | / | / | / | / | / | / | / |
| o | qualcomm | sg8275_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sg8275 | - | / | / | / | / | / | / | / |
| o | qualcomm | sg8275p_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sg8275p | - | / | / | / | / | / | / | / |
| o | qualcomm | sm6650_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sm6650 | - | / | / | / | / | / | / | / |
| o | qualcomm | sm7635_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sm7635 | - | / | / | / | / | / | / | / |
| o | qualcomm | sm7675_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sm7675 | - | / | / | / | / | / | / | / |
| o | qualcomm | sm7675p_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sm7675p | - | / | / | / | / | / | / | / |
| o | qualcomm | sm8550_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sm8550 | - | / | / | / | / | / | / | / |
| o | qualcomm | sm8550p_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sm8550p | - | / | / | / | / | / | / | / |
| o | qualcomm | sm8635_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sm8635 | - | / | / | / | / | / | / | / |
| o | qualcomm | sm8635p_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sm8635p | - | / | / | / | / | / | / | / |
| o | qualcomm | sm8650_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sm8650 | - | / | / | / | / | / | / | / |
| o | qualcomm | sm8650p_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sm8650p | - | / | / | / | / | / | / | / |
| o | qualcomm | sm8650q_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sm8650q | - | / | / | / | / | / | / | / |
| o | qualcomm | sm8750_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sm8750 | - | / | / | / | / | / | / | / |
| o | qualcomm | sm8750p_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sm8750p | - | / | / | / | / | / | / | / |
| o | qualcomm | sxr2330p_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | sxr2330p | - | / | / | / | / | / | / | / |
| o | qualcomm | qca6391_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | qca6391 | - | / | / | / | / | / | / | / |
| o | qualcomm | qca6698aq_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | qca6698aq | - | / | / | / | / | / | / | / |
| o | qualcomm | qcn9011_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | qcn9011 | - | / | / | / | / | / | / | / |
| o | qualcomm | qcn9012_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | qcn9012 | - | / | / | / | / | / | / | / |
| o | qualcomm | qcn9274_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | qcn9274 | - | / | / | / | / | / | / | / |
| o | qualcomm | wcn3910_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | wcn3910 | - | / | / | / | / | / | / | / |
| o | qualcomm | wcn3950_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | wcn3950 | - | / | / | / | / | / | / | / |
| o | qualcomm | wcn6650_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | wcn6650 | - | / | / | / | / | / | / | / |
| o | qualcomm | wcn6750_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | wcn6750 | - | / | / | / | / | / | / | / |
| o | qualcomm | wcn6755_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | wcn6755 | - | / | / | / | / | / | / | / |
| o | qualcomm | wcn6855_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | wcn6855 | - | / | / | / | / | / | / | / |
| o | qualcomm | wcn6856_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | wcn6856 | - | / | / | / | / | / | / | / |
| o | qualcomm | wcn7850_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | wcn7850 | - | / | / | / | / | / | / | / |
| o | qualcomm | wcn7851_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | wcn7851 | - | / | / | / | / | / | / | / |
| o | qualcomm | wcn7860_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | wcn7860 | - | / | / | / | / | / | / | / |
| o | qualcomm | wcn7861_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | wcn7861 | - | / | / | / | / | / | / | / |
| o | qualcomm | wcn7880_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | wcn7880 | - | / | / | / | / | / | / | / |
| o | qualcomm | wcn7881_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | wcn7881 | - | / | / | / | / | / | / | / |
| o | qualcomm | qcm5430_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | qcm5430 | - | / | / | / | / | / | / | / |
| o | qualcomm | qcm6490_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | qcm6490 | - | / | / | / | / | / | / | / |
| o | qualcomm | qcm8550_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | qcm8550 | - | / | / | / | / | / | / | / |
| o | qualcomm | qcs5430_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | qcs5430 | - | / | / | / | / | / | / | / |
| o | qualcomm | qcs615_firmware | - | / | / | / | / | / | / | / |
| h | qualcomm | qcs615 | - | / | / | / | / | / | / | / |
Tags
CVSS Score
CVSS Data - 3.1
- Attack Vector: LOCAL
- Attack Complexity: LOW
- Privileges Required: LOW
- Scope: UNCHANGED
- Confidentiality Impact: HIGH
- Integrity Impact: HIGH
- Availability Impact: HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Timeline
Published: Sept. 24, 2025, 4:15 p.m.
Last Modified: Sept. 25, 2025, 4:08 p.m.
Last Modified: Sept. 25, 2025, 4:08 p.m.
Status : Analyzed
CVE has been recently published to the CVE List and has been received by the NVD.
More infoSource
product-security@qualcomm.com
*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.