CVE-2022-40538
Reachable assertion in Modem
Transient DOS due to reachable assertion in modem while processing sib with incorrect values from network.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Reachable assertion in Modem
Transient DOS due to reachable assertion in modem while processing sib with incorrect values from network.
- Record
CVE-2022-40538- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-617
- Updated
- 2026-11-02
EUVDEUVD-2022-43813
Transient DOS due to reachable assertion in modem while processing sib with incorrect values from network.
- Record
EUVD-2022-43813- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-c9r2-56cr-xpqg
Transient DOS due to reachable assertion in modem while processing sib with incorrect values from...
Transient DOS due to reachable assertion in modem while processing sib with incorrect values from network.
- Record
GHSA-c9r2-56cr-xpqg- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-617
- Updated
- 2026-11-02
NVD
Transient DOS due to reachable assertion in modem while processing sib with incorrect values from network.
- Record
CVE-2022-40538- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-617
- Updated
- 2026-11-02
Affected products
- qualcomm ar8035 firmware
- qualcomm fastconnect 6900 firmware
- qualcomm fastconnect 7800 firmware
- qualcomm qca8081 firmware
- qualcomm qca8337 firmware
- qualcomm qcn6024 firmware
- qualcomm qcn9024 firmware
- qualcomm qcs8550 firmware
- qualcomm snapdragon x65 5g modem-rf system firmware
- qualcomm snapdragon x70 modem-rf system firmware
- qualcomm wcd9380 firmware
- qualcomm wcn685x-1 firmware
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-40538 is a high vulnerability (CVSS 7.5) in Qualcomm Ar8035 Firmware, published June 6, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.38%, the 32nd percentile. No source names a fixed version.