CVE-2021-1939
Last modified
CVE-2021-1939 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Null pointer dereference occurs due to improper validation when the preemption feature enablement is toggled in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Wearables. EPSS estimates a 0.14% chance of exploitation in the next 30 days.
Description
Null pointer dereference occurs due to improper validation when the preemption feature enablement is toggled in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Wearables
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Qualcomm | Apq8009 Firmware | All versions |
| Qualcomm | Apq8009w Firmware | All versions |
| Qualcomm | Apq8017 Firmware | All versions |
| Qualcomm | Apq8053 Firmware | All versions |
| Qualcomm | Aqt1000 Firmware | All versions |
| Qualcomm | Msm8909w Firmware | All versions |
| Qualcomm | Msm8917 Firmware | All versions |
| Qualcomm | Msm8953 Firmware | All versions |
| Qualcomm | Qca4020 Firmware | All versions |
| Qualcomm | Qca6174a Firmware | All versions |
| Qualcomm | Qca6310 Firmware | All versions |
| Qualcomm | Qca6335 Firmware | All versions |
| Qualcomm | Qca6390 Firmware | All versions |
| Qualcomm | Qca6391 Firmware | All versions |
| Qualcomm | Qca6420 Firmware | All versions |
| Qualcomm | Qca6421 Firmware | All versions |
| Qualcomm | Qca6426 Firmware | All versions |
| Qualcomm | Qca6430 Firmware | All versions |
| Qualcomm | Qca6431 Firmware | All versions |
| Qualcomm | Qca6436 Firmware | All versions |
| Qualcomm | Qca6574 Firmware | All versions |
| Qualcomm | Qca6574a Firmware | All versions |
| Qualcomm | Qca6574au Firmware | All versions |
| Qualcomm | Qca6595au Firmware | All versions |
| Qualcomm | Qca6696 Firmware | All versions |
| Qualcomm | Qca9377 Firmware | All versions |
| Qualcomm | Qca9379 Firmware | All versions |
| Qualcomm | Qcs603 Firmware | All versions |
| Qualcomm | Qcs605 Firmware | All versions |
| Qualcomm | Qet4101 Firmware | All versions |
| Qualcomm | Qsm8250 Firmware | All versions |
| Qualcomm | Qsw8573 Firmware | All versions |
| Qualcomm | Qualcomm215 Firmware | All versions |
| Qualcomm | Sa6145p Firmware | All versions |
| Qualcomm | Sa6150p Firmware | All versions |
| Qualcomm | Sa6155 Firmware | All versions |
| Qualcomm | Sa6155p Firmware | All versions |
| Qualcomm | Sa8145p Firmware | All versions |
| Qualcomm | Sa8150p Firmware | All versions |
| Qualcomm | Sa8155 Firmware | All versions |
| Qualcomm | Sa8155p Firmware | All versions |
| Qualcomm | Sa8195p Firmware | All versions |
| Qualcomm | Sd 675 Firmware | All versions |
| Qualcomm | Sd205 Firmware | All versions |
| Qualcomm | Sd210 Firmware | All versions |
| Qualcomm | Sd429 Firmware | All versions |
| Qualcomm | Sd439 Firmware | All versions |
| Qualcomm | Sd450 Firmware | All versions |
| Qualcomm | Sd480 Firmware | All versions |
| Qualcomm | Sd632 Firmware | All versions |
Showing 50 of 108 affected configurations. See NVD for the full list.
References
- https://www.qualcomm.com/company/product-security/bulletins/august-2021-bulletinPatch, Vendor Advisory
- https://www.qualcomm.com/company/product-security/bulletins/august-2021-bulletinPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Scan your code nowSource: NVD / NIST
