CVE-2021-35074 Integer overflow in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
An integer overflow in Qualcomm Snapdragon firmware allows attackers to potentially execute arbitrary code or escalate privileges via crafted request messages.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-35074?
CVE-2021-35074 is a high-severity vulnerability in Qualcomm Ar8035 Firmware, published on 11 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Possible integer overflow due to improper fragment datatype while calculating number of fragments in a request message in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile
Weakness: CWE-190
Which versions are affected by CVE-2021-35074?
It affects 41 products.
Products include Qualcomm Ar8035 Firmware, Qualcomm Qca6174a Firmware, Qualcomm Qca6391 Firmware, Qualcomm Qca6574au Firmware, Qualcomm Qca6595au Firmware, Qualcomm Qca6696 Firmware and 35 more.
How do I fix CVE-2021-35074?
Apply the vendor's patch.
Is CVE-2021-35074 being exploited?
There is no known exploitation of CVE-2021-35074 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Ar8035 Firmware
- CVE-2023-33106 Qualcomm Multiple Chipsets Use of Out-of-Range Pointer Offset
- CVE-2024-45569 Improper Validation of Array Index in WLAN Host Communication
- CVE-2024-21473 Improper Input Validation in WIN SON
- CVE-2023-28582 Buffer Copy Without Checking Size of Input in Data Modem
- CVE-2023-43552 Use After Free in WLAN Host Communication
Sources
Also known as 2998013, A-204905255, ASB-A-204905255, GHSA-99jj-cr4x-25gh.