CVE-2017-7364 Use after free in All Qualcomm products
An attacker can trigger an arbitrary free and use-after-free in the Qualcomm Android kernel display driver, potentially leading to code execution or privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-7364?
CVE-2017-7364 is a critical use after free vulnerability in Google Android, published on 18 Aug 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In all Qualcomm products with Android releases from CAF using the Linux kernel, in function __mdss_fb_copy_destscaler_data(), variable ds_data[i].scale may still point to a user-provided address (which could point to arbitrary kernel address), so on an error condition, this user-provided address will be freed (arbitrary free), and continued operation could result in use after free condition.
Weakness: CWE-416
Which versions are affected by CVE-2017-7364?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2017-7364?
No fix has been published for CVE-2017-7364 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2017-7364 being exploited?
There is no known exploitation of CVE-2017-7364 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-9gvm-96mj-8h5r.