CVE-2023-20747 Memory corruption in MT5696, MT5836, MT5838, MT6768, MT6769, MT6779, MT6781, MT6785, MT6789, MT6833, MT6835, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8185, MT8195, MT8365, MT8781, MT8786, MT8789, MT8791, MT8797, MT9000, MT9015, MT9023, MT9025, MT9618, MT9649, MT9653, MT9679, MT9687, MT9689, MT9902, MT9932, MT9952, MT9972, MT9982
A type confusion vulnerability in MediaTek vcu allows local attackers with system privileges to cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-20747?
CVE-2023-20747 is a medium-severity memory corruption vulnerability in Google Android, published on 6 Jun 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In vcu, there is a possible memory corruption due to type confusion. This could lead to local denial of service with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07519103; Issue ID: ALPS07519121.
Weakness: CWE-843
Which versions are affected by CVE-2023-20747?
It affects 3 products.
Products include Google Android, Linuxfoundation Iot-Yocto, Linuxfoundation Yocto.
How do I fix CVE-2023-20747?
No fix has been published for CVE-2023-20747 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-20747 being exploited?
There is no known exploitation of CVE-2023-20747 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-cr8j-22q7-88hm.