CVE-2021-1904 Information disclosure in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
A child process can leak information from the parent process due to improper PID comparison, affecting Qualcomm Snapdragon platforms.
- 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-2021-1904?
CVE-2021-1904 is a medium-severity vulnerability in Qualcomm Apq8009 Firmware, published on 8 Sep 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Child process can leak information from parent process due to numeric pids are getting compared and these pid can be reused in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
Weakness: CWE-697
Which versions are affected by CVE-2021-1904?
It affects 175 products.
Products include Qualcomm Apq8009 Firmware, Qualcomm Apq8009w Firmware, Qualcomm Apq8017 Firmware, Qualcomm Apq8053 Firmware, Qualcomm Apq8064au Firmware, Qualcomm Apq8076 Firmware and 169 more.
How do I fix CVE-2021-1904?
Apply the vendor's patch.
Is CVE-2021-1904 being exploited?
There is no known exploitation of CVE-2021-1904 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 2778197, 2835930, A-175037520, ASB-A-175037520, GHSA-j24j-h834-g5jc.