CVE-2023-20948 Memory corruption in Android
A heap buffer overflow in Android's AAVCAssembler allows remote attackers to disclose information without user interaction or additional privileges.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-20948?
CVE-2023-20948 is a high-severity memory corruption vulnerability in Google Android, published on 28 Feb 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In dropFramesUntilIframe of AAVCAssembler.cpp, there is a possible out of bounds read due to a heap buffer overflow. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12 Android-12L Android-13Android ID: A-230630526
Weakness: CWE-125
Which versions are affected by CVE-2023-20948?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2023-20948?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-20948 being exploited?
There is no known exploitation of CVE-2023-20948 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as A-230630526, ASB-A-230630526, GHSA-gh94-pg28-7rm2.