CVE-2019-14117 Use after free in Snapdragon Auto, Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

High 7.8 Published 8 Sep 2020 Updated 5 Aug 2024

A use-after-free vulnerability in the rmnet driver allows privileged users to trigger a page fault, potentially leading to denial of service or code execution.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: Available

What is CVE-2019-14117?

CVE-2019-14117 is a high-severity use after free vulnerability in Qualcomm Mdm9607 Firmware, published on 8 Sep 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

u'Whenever the page list is updated via privileged user, the previous list elements are freed but are not deleted from the list which results in a use after free causing an unhandled page fault exception in rmnet driver' in Snapdragon Auto, Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in Bitra, MDM9607, QCS405, Saipan, SC8180X, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130

Weakness: CWE-416

Which versions are affected by CVE-2019-14117?

It affects 11 products.

Products include Qualcomm Bitra Firmware, Qualcomm Mdm9607 Firmware, Qualcomm Qcs405 Firmware, Qualcomm Saipan Firmware, Qualcomm Sc8180x Firmware, Qualcomm Sdx55 Firmware and 5 more.

How do I fix CVE-2019-14117?

Apply the vendor's patch.

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-2019-14117 being exploited?

There is no known exploitation of CVE-2019-14117 in the wild and no public exploit code.

All Qualcomm Mdm9607 Firmware vulnerabilities

Sources

Also known as 2525999, A-147104886, ASB-A-147104886, GHSA-hwmg-8436-r7fw.