CVE-2022-40504 Reachable assertion in Modem
A reachable assertion in the Modem component allows a remote attacker to cause a transient denial of service via a specific network message.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-40504?
CVE-2022-40504 is a high-severity denial of service vulnerability in Qualcomm 315 5g Iot Modem Firmware, published on 2 May 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Transient DOS due to reachable assertion in Modem when UE received Downlink Data Indication message from the network.
Weakness: CWE-617
Which versions are affected by CVE-2022-40504?
It affects 189 products.
Products include Qualcomm 315 5g Iot Modem Firmware, Qualcomm 8905 Firmware, Qualcomm 8909 Firmware, Qualcomm 8917 Firmware, Qualcomm 8920 Firmware, Qualcomm 8940 Firmware and 183 more.
How do I fix CVE-2022-40504?
No fix has been published for CVE-2022-40504 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2022-40504 being exploited?
There is no known exploitation of CVE-2022-40504 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm 315 5g Iot Modem Firmware
- CVE-2023-33107 Qualcomm Multiple Chipsets Integer Overflow
- CVE-2023-33063 Qualcomm Multiple Chipsets Use-After-Free
- CVE-2025-27034 Improper Validation of Array Index in Multi-Mode Call Processor
- CVE-2023-22388 Use of Out-of-range Pointer Offset in Multi-mode Call Processor
- CVE-2023-28578 Improper Input Validation in Services
Sources
Also known as GHSA-xgf4-6mjg-7hqq.