CVE-2016-4640 Memory corruption in n/a
Attackers can execute arbitrary code, escalate privileges, or cause denial of service via a crafted app exploiting memory corruption in the Login Window.
- 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-2016-4640?
CVE-2016-4640 is a high-severity memory corruption vulnerability in Apple Mac Os X, published on 22 Jul 2016. 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
Login Window in Apple OS X before 10.11.6 allows attackers to execute arbitrary code in a privileged context, obtain sensitive user information, or cause a denial of service (memory corruption) via a crafted app.
Weakness: CWE-119
Which versions are affected by CVE-2016-4640?
It affects 1 product.
Products include Apple Mac Os X.
How do I fix CVE-2016-4640?
No fix has been published for CVE-2016-4640 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-2016-4640 being exploited?
There is no known exploitation of CVE-2016-4640 in the wild and no public exploit code.
Other vulnerabilities in Apple Mac Os X
Sources
Also known as GHSA-fm68-376h-6h32.