CVE-2022-40530 Integer overflow to buffer overflow in WLAN
An integer overflow in Qualcomm WLAN initialization leads to memory corruption, potentially allowing attackers to execute arbitrary code or escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-40530?
CVE-2022-40530 is a high-severity vulnerability in Qualcomm Aqt1000 Firmware, published on 7 Mar 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Memory corruption in WLAN due to integer overflow to buffer overflow in WLAN during initialization phase.
Which versions are affected by CVE-2022-40530?
It affects 189 products.
Products include Qualcomm Aqt1000 Firmware, Qualcomm Ar8031 Firmware, Qualcomm Ar8035 Firmware, Qualcomm Csr8811 Firmware, Qualcomm Csra6620 Firmware, Qualcomm Csra6640 Firmware and 183 more.
How do I fix CVE-2022-40530?
No fix has been published for CVE-2022-40530 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-40530 being exploited?
There is no known exploitation of CVE-2022-40530 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Aqt1000 Firmware
- CVE-2025-21479 Qualcomm Multiple Chipsets Incorrect Authorization
- CVE-2025-21480 Qualcomm Multiple Chipsets Incorrect Authorization
- CVE-2023-28562 Buffer Copy Without Checking Size of Input in QESL
- CVE-2022-40514 Buffer copy without checking size of input in WLAN Firmware
- CVE-2022-22096 Memory corruption in Snapdragon Connectivity, Snapdragon Mobile
Sources
Also known as GHSA-j83q-whgg-hfg9.