CVE-2019-2336 Use after free in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking

Medium 5.5 Published 21 Nov 2019 Updated 4 Aug 2024

A use-after-free vulnerability in the CBO listener allows attackers to cause memory corruption and potentially execute arbitrary code on Qualcomm Snapdragon devices.

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

What is CVE-2019-2336?

CVE-2019-2336 is a medium-severity use after free vulnerability in Qualcomm Mdm9205 Firmware, published on 21 Nov 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Subsequent use of the CBO listener may result in further memory corruption due to use after free issue. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking in MDM9205, QCS404, SDX55, SM6150, SM7150, SM8150, SXR2130

Weakness: CWE-787, CWE-416

Which versions are affected by CVE-2019-2336?

It affects 7 products.

Products include Qualcomm Mdm9205 Firmware, Qualcomm Qcs404 Firmware, Qualcomm Sdx55 Firmware, Qualcomm Sm6150 Firmware, Qualcomm Sm7150 Firmware, Qualcomm Sm8150 Firmware and 1 more.

How do I fix CVE-2019-2336?

No fix has been published for CVE-2019-2336 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-2019-2336 being exploited?

There is no known exploitation of CVE-2019-2336 in the wild and no public exploit code.

All Qualcomm Mdm9205 Firmware vulnerabilities

Sources

Also known as GHSA-v932-mfw5-c9j8.