CVE-2021-1923 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT

High 7.8 Published 8 Sep 2021 Updated 3 Aug 2024

Incorrect pointer handling in Qualcomm Snapdragon Trusted Applications allows attackers to perform unintended memory operations, potentially leading to code execution or privilege escalation.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-1923?

CVE-2021-1923 is a high-severity memory corruption vulnerability in Qualcomm Aqt1000 Firmware, published on 8 Sep 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Incorrect pointer argument passed to trusted application TA could result in un-intended memory operations in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT

Weakness: CWE-704

Which versions are affected by CVE-2021-1923?

It affects 84 products.

Products include Qualcomm Aqt1000 Firmware, Qualcomm Qca6390 Firmware, Qualcomm Qca6391 Firmware, Qualcomm Qca6420 Firmware, Qualcomm Qca6421 Firmware, Qualcomm Qca6426 Firmware and 78 more.

How do I fix CVE-2021-1923?

No fix has been published for CVE-2021-1923 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2021-1923 being exploited?

There is no known exploitation of CVE-2021-1923 in the wild and no public exploit code.

All Qualcomm Aqt1000 Firmware vulnerabilities

Sources

Also known as GHSA-x5xh-7r6j-frrv.