CVE-2024-43047 Qualcomm Multiple Chipsets Use-After-Free

Exploited in the wild High 7.8 Published Updated

A use-after-free vulnerability in Qualcomm DSP services allows attackers to execute arbitrary code or escalate privileges on Android devices.

Exploited in the wild
Since 8 Oct 2024
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2024-43047?

CVE-2024-43047 is a high-severity use after free vulnerability in Qualcomm Fastconnect 6700 Firmware, published on 7 Oct 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Memory corruption while maintaining memory maps of HLOS memory.

Weakness: CWE-416

Which versions are affected by CVE-2024-43047?

It affects 64 products.

Products include Qualcomm Fastconnect 6700 Firmware, Qualcomm Fastconnect 6800 Firmware, Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Qam8295p Firmware, Qualcomm Qca6174a Firmware and 58 more.

How do I fix CVE-2024-43047?

Apply the vendor's patch. US federal agencies must fix it by 29 Oct 2024.

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-2024-43047 being exploited?

Yes. Attackers have exploited CVE-2024-43047 in the wild since at least 8 Oct 2024.

All Qualcomm Fastconnect 6700 Firmware vulnerabilities

Sources

Also known as 3883647, A-364017103, ASB-A-364017103, GHSA-36wv-6w83-xmqr.

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