CVE-2014-9940 Use after free in n/a
Local attackers can exploit a use-after-free flaw in the Linux kernel regulator driver to escalate privileges or cause a system crash.
- 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
- Available
What is CVE-2014-9940?
CVE-2014-9940 is a high-severity use after free vulnerability in Google Android, published on 2 May 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
The regulator_ena_gpio_free function in drivers/regulator/core.c in the Linux kernel before 3.19 allows local users to gain privileges or cause a denial of service (use-after-free) via a crafted application.
Weakness: CWE-416
Which versions are affected by CVE-2014-9940?
It affects 2 products.
Products include Google Android, Linux kernel.
How do I fix CVE-2014-9940?
Apply the vendor's patch.
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-2014-9940 being exploited?
There is no known exploitation of CVE-2014-9940 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as DEBIAN-CVE-2014-9940, GHSA-p8qv-rw4q-gfw4, UBUNTU-CVE-2014-9940.