CVE-2016-5184 Use after free in Chrome prior to 54.0.2840.59 for Windows, Mac, and Linux; 54.0.2840.85 for Android
Remote attackers can execute arbitrary code via heap corruption in PDFium when processing crafted PDF files in Google Chrome.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2016-5184?
CVE-2016-5184 is a high-severity use after free vulnerability in Google Chrome, published on 18 Dec 2016. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
PDFium in Google Chrome prior to 54.0.2840.59 for Windows, Mac, and Linux; 54.0.2840.85 for Android incorrectly handled object lifecycles in CFFL_FormFillter::KillFocusForAnnot, which allowed a remote attacker to potentially exploit heap corruption via crafted PDF files.
Weakness: CWE-416
Which versions are affected by CVE-2016-5184?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2016-5184?
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-2016-5184 being exploited?
There is no known exploitation of CVE-2016-5184 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as GHSA-r98c-x7h2-q5rv, UBUNTU-CVE-2016-5184.