CVE-2021-1907 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile

High 7.5 Published 13 Jul 2021 Updated 3 Aug 2024

A buffer overflow in Qualcomm Snapdragon firmware allows attackers to execute arbitrary code or escalate privileges via crafted Bluetooth requests.

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

What is CVE-2021-1907?

CVE-2021-1907 is a high-severity memory corruption vulnerability in Qualcomm Apq8053 Firmware, published on 13 Jul 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Possible buffer overflow due to lack of length check in BA request in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile

Weakness: CWE-120

Which versions are affected by CVE-2021-1907?

It affects 84 products.

Products include Qualcomm Apq8053 Firmware, Qualcomm Csrb31024 Firmware, Qualcomm Msm8953 Firmware, Qualcomm Qca6175a Firmware, Qualcomm Qca6390 Firmware, Qualcomm Qca6391 Firmware and 78 more.

How do I fix CVE-2021-1907?

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-2021-1907 being exploited?

There is no known exploitation of CVE-2021-1907 in the wild and no public exploit code.

All Qualcomm Apq8053 Firmware vulnerabilities

Sources

Also known as 2766363, A-184561563, ASB-A-184561563, GHSA-jx2v-xp6g-fwvj.