CVE-2021-30348 Denial of service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music

Medium 6.5 Published 3 Jan 2022 Updated 3 Aug 2024

Improper validation of LLM utility timers allows attackers to cause a denial of service in various Qualcomm Snapdragon platforms.

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

What is CVE-2021-30348?

CVE-2021-30348 is a medium-severity denial of service vulnerability in Qualcomm Apq8017 Firmware, published on 3 Jan 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Improper validation of LLM utility timers availability can lead to denial of service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music

Weakness: CWE-400

Which versions are affected by CVE-2021-30348?

It affects 141 products.

Products include Qualcomm Apq8017 Firmware, Qualcomm Apq8064au Firmware, Qualcomm Apq8096au Firmware, Qualcomm Aqt1000 Firmware, Qualcomm Ar8031 Firmware, Qualcomm Ar8035 Firmware and 135 more.

How do I fix CVE-2021-30348?

No fix has been published for CVE-2021-30348 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2021-30348 being exploited?

There is no known exploitation of CVE-2021-30348 in the wild and no public exploit code.

All Qualcomm Apq8017 Firmware vulnerabilities

Sources

Also known as GHSA-ww64-wm6p-mf6g.