CVE-2022-40540
HIGHCVSS 7.8/10EPSS 0.17%
Last modified
CVE-2022-40540 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Memory corruption due to buffer copy without checking the size of input while loading firmware in Linux Kernel.. EPSS estimates a 0.17% chance of exploitation in the next 30 days.
Description
Memory corruption due to buffer copy without checking the size of input while loading firmware in Linux Kernel.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Qualcomm | Sd 8 Gen1 5g Firmware | All versions |
| Qualcomm | Sd888 5g Firmware | All versions |
| Qualcomm | Sw5100 Firmware | All versions |
| Qualcomm | Sw5100p Firmware | All versions |
| Qualcomm | Wcd9380 Firmware | All versions |
| Qualcomm | Wcd9385 Firmware | All versions |
| Qualcomm | Wcn3980 Firmware | All versions |
| Qualcomm | Wcn3988 Firmware | All versions |
| Qualcomm | Wcn6850 Firmware | All versions |
| Qualcomm | Wcn6851 Firmware | All versions |
| Qualcomm | Wcn6855 Firmware | All versions |
| Qualcomm | Wcn6856 Firmware | All versions |
| Qualcomm | Wcn7850 Firmware | All versions |
| Qualcomm | Wcn7851 Firmware | All versions |
| Qualcomm | Wsa8830 Firmware | All versions |
| Qualcomm | Wsa8835 Firmware | All versions |
References
- https://www.qualcomm.com/company/product-security/bulletins/march-2023-bulletinPatch, Vendor Advisory
- https://www.qualcomm.com/company/product-security/bulletins/march-2023-bulletinPatch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-40540?
Memory corruption due to buffer copy without checking the size of input while loading firmware in Linux Kernel.
How severe is CVE-2022-40540?
CVE-2022-40540 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.17% probability of exploitation in the next 30 days.
How do I fix CVE-2022-40540?
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-2022-40540?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST