CVE-2025-20639 Memory corruption in MT6739, MT6761, MT6765, MT6768, MT6771, MT6779, MT6781, MT6785, MT6833, MT6853, MT6873, MT6877, MT6885, MT6893, MT8167, MT8167S, MT8175, MT8185, MT8195, MT8321, MT8362A, MT8365, MT8385, MT8395, MT8666, MT8667, MT8673, MT8675, MT8678, MT8765, MT8766, MT8768, MT8771, MT8775, MT8781, MT8786, MT8788, MT8789, MT8791T, MT8795T, MT8797, MT8798, MT8893
A missing bounds check in MediaTek Display Audio allows local attackers with physical access to escalate privileges via an out-of-bounds write.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-20639?
CVE-2025-20639 is a medium-severity memory corruption vulnerability in Google Android, published on 3 Feb 2025. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
In DA, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is needed for exploitation. Patch ID: ALPS09291146; Issue ID: MSV-2060.
Weakness: CWE-787
Which versions are affected by CVE-2025-20639?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2025-20639?
No fix has been published for CVE-2025-20639 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-2025-20639 being exploited?
There is no known exploitation of CVE-2025-20639 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-cqrv-qc24-3m2v.