Use After Free Affecting flash-plugin package, versions <0:27.0.0.187-1.el6_9


Severity

Recommended
critical

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
3.96% (92nd percentile)

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  • Snyk IDSNYK-RHEL6-FLASHPLUGIN-1515380
  • published26 Jul 2021
  • disclosed14 Nov 2017

Introduced: 14 Nov 2017

CVE-2017-11225  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:6 flash-plugin to version 0:27.0.0.187-1.el6_9 or higher.
This issue was patched in RHSA-2017:3222.

NVD Description

Note: Versions mentioned in the description apply only to the upstream flash-plugin package and not the flash-plugin package as distributed by RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

An issue was discovered in Adobe Flash Player 27.0.0.183 and earlier versions. This vulnerability is an instance of a use after free vulnerability in the Primetime SDK metadata functionality. The mismatch between an old and a new object can provide an attacker with unintended memory access -- potentially leading to code corruption, control-flow hijack, or an information leak attack. Successful exploitation could lead to arbitrary code execution.