CVE-2018-4944 Memory corruption in Adobe Flash Player 29.0.0.140 and earlier versions

Critical 9.8 Published Updated

Type confusion in Adobe Flash Player allows arbitrary code execution, requiring users to update to a patched version.

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

What is CVE-2018-4944?

CVE-2018-4944 is a critical memory corruption vulnerability in Adobe Flash Player, published on 19 May 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Adobe Flash Player versions 29.0.0.140 and earlier have an exploitable type confusion vulnerability. Successful exploitation could lead to arbitrary code execution in the context of the current user.

Weakness: CWE-704

Which versions are affected by CVE-2018-4944?

It affects 4 products.

Linux distribution packages (1)
flash-plugin Red Hat:rhel_extras:6All versions0:29.0.0.171-1.el6_9

Products include Adobe Flash Player, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation.

How do I fix CVE-2018-4944?

Apply the vendor's patch.

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

Is CVE-2018-4944 being exploited?

There is no known exploitation of CVE-2018-4944 in the wild and no public exploit code.

All Adobe Flash Player vulnerabilities

Sources

Also known as GHSA-w5rc-5jqm-p8hv, MGASA-2018-0233, RHSA-2018:1367, UBUNTU-CVE-2018-4944.

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