CVE-2020-3671 Use after free in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music

Critical 9.8 Published 30 Jul 2020 Updated 4 Aug 2024

A use-after-free vulnerability in Qualcomm Snapdragon OpenGL ES drivers allows attackers to execute arbitrary code or escalate privileges.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-3671?

CVE-2020-3671 is a critical use after free vulnerability in Qualcomm Apq8009 Firmware, published on 30 Jul 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Use-after-free issue could occur due to dangling pointer when generating a frame buffer in OpenGL ES in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music in APQ8009, Nicobar, QCM2150, QCS405, Saipan, SDM845, SM8150, SM8250, SXR2130

Weakness: CWE-416

Which versions are affected by CVE-2020-3671?

It affects 9 products.

Products include Qualcomm Apq8009 Firmware, Qualcomm Nicobar Firmware, Qualcomm Qcm2150 Firmware, Qualcomm Qcs405 Firmware, Qualcomm Saipan Firmware, Qualcomm Sdm845 Firmware and 3 more.

How do I fix CVE-2020-3671?

No fix has been published for CVE-2020-3671 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2020-3671 being exploited?

There is no known exploitation of CVE-2020-3671 in the wild and no public exploit code.

All Qualcomm Apq8009 Firmware vulnerabilities

Sources

Also known as GHSA-cf3m-2v8x-jmm5.