CVE-2019-5870 Use after free in Chrome

Critical 9.6 Published Updated

A remote attacker can execute arbitrary code and escape the sandbox via a crafted HTML page 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-2019-5870?

CVE-2019-5870 is a critical 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 media in Google Chrome prior to 77.0.3865.75 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page.

Weakness: CWE-416

Which versions are affected by CVE-2019-5870?

It affects 1 product.

Products include Google Chrome.

How do I fix CVE-2019-5870?

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-2019-5870 being exploited?

There is no known exploitation of CVE-2019-5870 in the wild and no public exploit code.

All Google Chrome vulnerabilities

Sources

Also known as DEBIAN-CVE-2019-5870, GHSA-9743-23p2-9v8j, UBUNTU-CVE-2019-5870.

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