CVE-2020-11234 Use after free in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
A use-after-free vulnerability in Qualcomm Snapdragon chipsets allows attackers to execute arbitrary code or escalate privileges via socket events.
- 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-2020-11234?
CVE-2020-11234 is a high-severity use after free vulnerability in Qualcomm Apq8009 Firmware, published on 7 Apr 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
When sending a socket event message to a user application, invalid information will be passed if socket is freed by other thread resulting in a Use After Free condition in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
Weakness: CWE-416
Which versions are affected by CVE-2020-11234?
It affects 337 products.
Products include Qualcomm Apq8009 Firmware, Qualcomm Apq8009w Firmware, Qualcomm Apq8017 Firmware, Qualcomm Apq8053 Firmware, Qualcomm Apq8064au Firmware, Qualcomm Apq8096au Firmware and 331 more.
How do I fix CVE-2020-11234?
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-2020-11234 being exploited?
There is no known exploitation of CVE-2020-11234 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Apq8009 Firmware
- CVE-2021-1905 Qualcomm Multiple Chipsets Use-After-Free
- CVE-2020-11261 Qualcomm Multiple Chipsets Improper Input Validation
- CVE-2021-1906 Qualcomm Multiple Chipsets Detection of Error Condition Without Action
- CVE-2022-40510 Buffer copy without checking size of input in Audio.
- CVE-2022-22088 Integer Overflow to Buffer Overflow in Bluetooth HOST
Sources
Also known as 2439497, A-170139095, ASB-A-170139095, GHSA-6m4g-r286-fj6x.