CVE-2021-35104 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

Critical 9.8 Published 14 Jun 2022 Updated 4 Aug 2024

A buffer overflow in Qualcomm Snapdragon firmware allows attackers to execute arbitrary code or cause denial of service via malicious FLAC audio files.

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-2021-35104?

CVE-2021-35104 is a critical memory corruption vulnerability in Qualcomm Apq8009w Firmware, published on 14 Jun 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Possible buffer overflow due to improper parsing of headers while playing the FLAC audio clip in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

Weakness: CWE-120

Which versions are affected by CVE-2021-35104?

It affects 176 products.

Products include Qualcomm Apq8009w Firmware, Qualcomm Apq8017 Firmware, Qualcomm Apq8064au Firmware, Qualcomm Apq8096au Firmware, Qualcomm Aqt1000 Firmware, Qualcomm Ar8031 Firmware and 170 more.

How do I fix CVE-2021-35104?

No fix has been published for CVE-2021-35104 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-2021-35104 being exploited?

There is no known exploitation of CVE-2021-35104 in the wild and no public exploit code.

All Qualcomm Apq8009w Firmware vulnerabilities

Sources

Also known as GHSA-w3v6-c3h3-fpcj.