CVE-2017-11281 Memory corruption in Adobe Flash Player 26.0.0.151 and earlier versions

What is CVE-2017-11281?

CVE-2017-11281 is a critical memory corruption vulnerability in Adobe Flash Player, published on 1 Dec 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Adobe Flash Player has an exploitable memory corruption vulnerability in the text handling function. Successful exploitation could lead to arbitrary code execution. This affects 26.0.0.151 and earlier.

Weakness: CWE-119

Which versions are affected by CVE-2017-11281?

It affects 4 products.

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

How do I fix CVE-2017-11281?

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-2017-11281 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-11281 exists.

Public exploit code: 2 Exploit-DB entries.

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-94wf-332j-3j5q, UBUNTU-CVE-2017-11281.