CVE-2017-9677 Race condition in n/a
A race condition in the Qualcomm Android kernel allows attackers to trigger a buffer overflow, potentially leading to code execution or privilege escalation.
- 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-2017-9677?
CVE-2017-9677 is a high-severity vulnerability in Google Android, published on 21 Sep 2017. 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 all Qualcomm products with Android releases from CAF using the Linux kernel, in function msm_compr_ioctl_shared, variable "ddp->params_length" could be accessed and modified by multiple threads, while it is not protected with locks. If one thread is running, while another thread is setting data, race conditions will happen. If "ddp->params_length" is set to a big number, a buffer overflow will occur.
Which versions are affected by CVE-2017-9677?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2017-9677?
No fix has been published for CVE-2017-9677 yet. Limit exposure of the affected software until one is available.
Is CVE-2017-9677 being exploited?
There is no known exploitation of CVE-2017-9677 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-29w8-6g55-7xh3.