CVE-2017-2991 Memory corruption in Adobe Flash Player 24.0.0.194 and earlier.

What is CVE-2017-2991?

CVE-2017-2991 is a high-severity memory corruption vulnerability in Adobe Flash Player, published on 15 Feb 2017. 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

Adobe Flash Player versions 24.0.0.194 and earlier have an exploitable memory corruption vulnerability in the h264 codec (related to decompression). Successful exploitation could lead to arbitrary code execution.

Weakness: CWE-787

Which versions are affected by CVE-2017-2991?

It affects 2 products.

Products include Adobe Flash Player, Adobe Flash Player Desktop Runtime.

How do I fix CVE-2017-2991?

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-2017-2991 being exploited?

There is no known exploitation of CVE-2017-2991 in the wild and no public exploit code.

Other vulnerabilities in Adobe Flash Player

• CVE-2017-11292 Adobe Flash Player Type Confusion Exploited High 8.8
• CVE-2016-7892 Adobe Flash Player Use-After-Free Exploited High 8.8
• CVE-2016-7855 Adobe Flash Player Use-After-Free Exploited High 8.8
• CVE-2014-0497 Adobe Flash Player Integer Underflow Vulnerablity Exploited High 8.8
• CVE-2013-0643 Adobe Flash Player Incorrect Default Permissions Exploited High 8.8

All Adobe Flash Player vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-95c7-3m5f-qchq, UBUNTU-CVE-2017-2991.