CVE-2019-5826 Use after free in Chrome
A remote attacker with compromised renderer access can exploit heap corruption in IndexedDB to execute arbitrary code via a crafted HTML page.
- 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-2019-5826?
CVE-2019-5826 is a medium-severity use after free vulnerability in Google Chrome, published on 25 Nov 2019. 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
Use after free in IndexedDB in Google Chrome prior to 73.0.3683.86 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.
Which versions are affected by CVE-2019-5826?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2019-5826?
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-2019-5826 being exploited?
There is no known exploitation of CVE-2019-5826 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as DEBIAN-CVE-2019-5826, GHSA-xcx2-w5f3-cw9g, UBUNTU-CVE-2019-5826.