CVE-2021-35088 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

High 8.2 Published 1 Apr 2022 Updated 4 Aug 2024

Out-of-bounds read in Qualcomm Snapdragon firmware allows attackers to cause denial of service or disclose sensitive information via crafted SSID information elements.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2021-35088?

CVE-2021-35088 is a high-severity memory corruption vulnerability in Qualcomm Aqt1000 Firmware, published on 1 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Possible out of bound read due to improper validation of IE length during SSID IE parse when channel is DFS in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

Weakness: CWE-125

Which versions are affected by CVE-2021-35088?

It affects 185 products.

Products include Qualcomm Aqt1000 Firmware, Qualcomm Ar8035 Firmware, Qualcomm Ar9380 Firmware, Qualcomm Csr8811 Firmware, Qualcomm Csrb31024 Firmware, Qualcomm Fsm10055 Firmware and 179 more.

How do I fix CVE-2021-35088?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2021-35088 being exploited?

There is no known exploitation of CVE-2021-35088 in the wild and no public exploit code.

All Qualcomm Aqt1000 Firmware vulnerabilities

Sources

Also known as 3007473, A-204905738, ASB-A-204905738, GHSA-f7m8-j9p6-w6r3.