CVE-2024-21471 Use After Free in Graphics Linux
A use-after-free vulnerability in the Android GPU driver allows attackers to execute arbitrary code or escalate privileges via failed IOMMU unmap operations.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-21471?
CVE-2024-21471 is a high-severity use after free vulnerability in Qualcomm Ar8035 Firmware, published on 6 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Memory corruption when IOMMU unmap of a GPU buffer fails in Linux.
Weakness: CWE-416
Which versions are affected by CVE-2024-21471?
It affects 175 products.
Products include Qualcomm 205 Mobile Firmware, Qualcomm 215 Mobile Firmware, Qualcomm Ar8035 Firmware, Qualcomm C-V2x 9150 Firmware, Qualcomm Csra6620 Firmware, Qualcomm Csra6640 Firmware and 169 more.
How do I fix CVE-2024-21471?
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-2024-21471 being exploited?
There is no known exploitation of CVE-2024-21471 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Ar8035 Firmware
Sources
Also known as 3621168, A-318393843, ASB-A-318393843, GHSA-g7mc-3368-v8mm.