CVE-2017-15855 Memory corruption in Android for MSM, Firefox OS for MSM, QRD Android
A kernel buffer overflow in the Qualcomm camera driver allows attackers to execute arbitrary code or escalate privileges via a malicious application.
- 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-2017-15855?
CVE-2017-15855 is a high-severity memory corruption vulnerability in Google Android, published on 17 May 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In Qualcomm Android for MSM, Firefox OS for MSM, and QRD Android with all Android releases from CAF using the Linux kernel before security patch level 2018-04-05, the camera application triggers "user-memory-access" issue as the Camera CPP module Linux driver directly accesses the application provided buffer, which resides in user space. An unchecked userspace value (ioctl_ptr->len) is used to copy contents to a kernel buffer which can lead to kernel buffer overflow.
Which versions are affected by CVE-2017-15855?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2017-15855?
No fix has been published for CVE-2017-15855 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-2017-15855 being exploited?
There is no known exploitation of CVE-2017-15855 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-hv79-3hxp-6cjm.