CVE-2020-11833 Memory corruption in OPPO Find X2
A missing length check in the OPPO charger driver allows memory corruption, potentially enabling code execution or privilege escalation on affected devices.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-11833?
CVE-2020-11833 is a medium-severity memory corruption vulnerability in OPPO Find X2, published on 31 Dec 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In /SM8250_Q_Master/android/vendor/oppo_charger/oppo/charger_ic/oppo_mp2650.c, the function mp2650_data_log_write in mp2650_data_log_write does not check the parameter len which causes a vulnerability.
Weakness: CWE-787
Which versions are affected by CVE-2020-11833?
It affects 2 products.
Products include Oppo Find X2 Pro Firmware, Oppo Reno3 Pro Firmware.
How do I fix CVE-2020-11833?
No fix has been published for CVE-2020-11833 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-2020-11833 being exploited?
There is no known exploitation of CVE-2020-11833 in the wild and no public exploit code.
Other vulnerabilities in OPPO Find X2
Sources
Also known as GHSA-56cp-9m37-vqw4.