CVE-2021-0312 Integer overflow in Android
An integer overflow in the Android WAV extractor allows remote attackers to disclose information via a crafted file, requiring user interaction.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2021-0312?
CVE-2021-0312 is a medium-severity vulnerability in Google Android, published on 11 Jan 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
In WAVSource::read of WAVExtractor.cpp, there is a possible out of bounds write due to an integer overflow. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-8.1, Android-9, Android-10, Android-11, Android-8.0; Android ID: A-170583712.
Which versions are affected by CVE-2021-0312?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2021-0312?
Apply the vendor's patch.
Is CVE-2021-0312 being exploited?
There is no known exploitation of CVE-2021-0312 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-170583712, ASB-A-170583712, GHSA-qrv4-5384-prhq.