CVE-2025-21436
HIGHCVSS 7.8/10EPSS 0.09%
Last modified
CVE-2025-21436 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Memory corruption may occur while initiating two IOCTL calls simultaneously to create processes from two different threads.. EPSS estimates a 0.09% chance of exploitation in the next 30 days.
Description
Memory corruption may occur while initiating two IOCTL calls simultaneously to create processes from two different threads.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Qualcomm | Fastconnect 7800 Firmware | All versions |
| Qualcomm | Qmp1000 Firmware | All versions |
| Qualcomm | Sm8735 Firmware | All versions |
| Qualcomm | Sm8750 Firmware | All versions |
| Qualcomm | Sm8750p Firmware | All versions |
| Qualcomm | Snapdragon 8 Gen 3 Mobile Platform Firmware | All versions |
| Qualcomm | Snapdragon W5\+ Gen 1 Wearable Platform Firmware | All versions |
| Qualcomm | Sw5100 Firmware | All versions |
| Qualcomm | Sw5100p Firmware | All versions |
| Qualcomm | Sxr2330p Firmware | All versions |
| Qualcomm | Wcd9378 Firmware | All versions |
| Qualcomm | Wcd9380 Firmware | All versions |
| Qualcomm | Wcd9390 Firmware | All versions |
| Qualcomm | Wcd9395 Firmware | All versions |
| Qualcomm | Wcn7750 Firmware | All versions |
| Qualcomm | Wcn7860 Firmware | All versions |
| Qualcomm | Wcn7861 Firmware | All versions |
| Qualcomm | Wcn7880 Firmware | All versions |
| Qualcomm | Wcn7881 Firmware | All versions |
| Qualcomm | Wsa8830 Firmware | All versions |
| Qualcomm | Wsa8832 Firmware | All versions |
| Qualcomm | Wsa8835 Firmware | All versions |
| Qualcomm | Wsa8840 Firmware | All versions |
| Qualcomm | Wsa8845 Firmware | All versions |
| Qualcomm | Wsa8845h Firmware | All versions |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-21436?
Memory corruption may occur while initiating two IOCTL calls simultaneously to create processes from two different threads.
How severe is CVE-2025-21436?
CVE-2025-21436 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.09% probability of exploitation in the next 30 days.
How do I fix CVE-2025-21436?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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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Are you affected by CVE-2025-21436?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST