CVE-2021-35100 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

High 7.5 Published 14 Jun 2022 Updated 4 Aug 2024

A buffer over-read in Qualcomm Snapdragon firmware allows attackers to cause denial of service or disclose sensitive information via crafted Id3 tags.

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-2021-35100?

CVE-2021-35100 is a high-severity 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 over read due to improper calculation of string length while parsing Id3 tag in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

Weakness: CWE-125

Which versions are affected by CVE-2021-35100?

It affects 120 products.

Products include Qualcomm Apq8009w Firmware, Qualcomm Apq8017 Firmware, Qualcomm Apq8064au Firmware, Qualcomm Apq8096au Firmware, Qualcomm Aqt1000 Firmware, Qualcomm Ar8031 Firmware and 114 more.

How do I fix CVE-2021-35100?

No fix has been published for CVE-2021-35100 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-2021-35100 being exploited?

There is no known exploitation of CVE-2021-35100 in the wild and no public exploit code.

All Qualcomm Apq8009w Firmware vulnerabilities

Sources

Also known as GHSA-9x78-pm4g-7r7h.