CVE-2016-4121 Use after free in n/a
Attackers can execute arbitrary code via unspecified vectors in Adobe Flash Player, requiring users to upgrade to patched versions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-4121?
CVE-2016-4121 is a critical use after free vulnerability in Adobe Air Desktop Runtime, published on 16 Jun 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Use-after-free vulnerability in Adobe Flash Player before 18.0.0.352 and 19.x through 21.x before 21.0.0.242 on Windows and OS X and before 11.2.202.621 on Linux allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2016-1097, CVE-2016-1106, CVE-2016-1107, CVE-2016-1108, CVE-2016-1109, CVE-2016-1110, CVE-2016-4108, and CVE-2016-4110.
Weakness: CWE-416
Which versions are affected by CVE-2016-4121?
It affects 5 products.
Products include Adobe Air Desktop Runtime, Adobe Air Sdk, Adobe Air Sdk \& Compiler, Adobe Flash Player, Adobe Flash Player Desktop Runtime.
How do I fix CVE-2016-4121?
Upgrade to a fixed version.
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-2016-4121 being exploited?
There is no known exploitation of CVE-2016-4121 in the wild and no public exploit code.
Other vulnerabilities in Adobe Air Desktop Runtime
Sources
Also known as GHSA-gj4r-qpq9-xp3h, UBUNTU-CVE-2016-4121.