CVE-2019-8585 Memory corruption in iOS

High 8.8 Published 18 Dec 2019 Updated 4 Aug 2024

Attackers can execute arbitrary code by tricking users into opening a maliciously crafted movie file on Apple devices.

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: None listed

What is CVE-2019-8585?

CVE-2019-8585 is a high-severity memory corruption vulnerability in Apple Iphone Os, published on 18 Dec 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

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 12.3, macOS Mojave 10.14.5, tvOS 12.3, watchOS 5.2.1. Processing a maliciously crafted movie file may lead to arbitrary code execution.

Weakness: CWE-125

Which versions are affected by CVE-2019-8585?

It affects 4 products.

Products include Apple Iphone Os, Apple Mac Os X, Apple Tvos, Apple Watchos.

How do I fix CVE-2019-8585?

No fix has been published for CVE-2019-8585 yet. Limit exposure of the affected software until one is available.

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

Is CVE-2019-8585 being exploited?

There is no known exploitation of CVE-2019-8585 in the wild and no public exploit code.

All Apple Iphone Os vulnerabilities

Sources

Also known as GHSA-hj4q-c4vv-x6vj.