CVE-2020-11240 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

High 7.8 Published 9 Jun 2021 Updated 4 Aug 2024

Incorrect ioctl size handling causes memory corruption, potentially allowing attackers to execute code or escalate privileges on Qualcomm Snapdragon devices.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2020-11240?

CVE-2020-11240 is a high-severity memory corruption vulnerability in Qualcomm Apq8009w Firmware, published on 9 Jun 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Memory corruption due to ioctl command size was incorrectly set to the size of a pointer and not enough storage is allocated for the copy of the user argument in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

Weakness: CWE-131

Which versions are affected by CVE-2020-11240?

It affects 343 products.

Products include Qualcomm Apq8009w Firmware, Qualcomm Apq8017 Firmware, Qualcomm Apq8053 Firmware, Qualcomm Aqt1000 Firmware, Qualcomm Ar8031 Firmware, Qualcomm Ar8035 Firmware and 337 more.

How do I fix CVE-2020-11240?

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-2020-11240 being exploited?

There is no known exploitation of CVE-2020-11240 in the wild and no public exploit code.

All Qualcomm Apq8009w Firmware vulnerabilities

Sources

Also known as 2702760, A-170138526, ASB-A-170138526, GHSA-wv7x-gv33-fgrm.