CVE-2019-11710 Memory corruption in Firefox

Critical 9.8 Published Updated

Memory safety bugs in Firefox allow attackers to execute arbitrary code via crafted web content, requiring users to upgrade to version 68 or later.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2019-11710?

CVE-2019-11710 is a critical memory corruption vulnerability in Mozilla Firefox, published on 23 Jul 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Mozilla developers and community members reported memory safety bugs present in Firefox 67. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 68.

Weakness: CWE-787

Which versions are affected by CVE-2019-11710?

It affects 2 products.

Products include Mozilla Firefox, Opensuse Leap.

How do I fix CVE-2019-11710?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2019-11710 being exploited?

There is no known exploitation of CVE-2019-11710 in the wild and no public exploit code.

All Mozilla Firefox vulnerabilities

Sources

Also known as GHSA-c88w-rgjr-r28q, UBUNTU-CVE-2019-11710.

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