Exploited
critical
10
CWE
416
Advisory Published
Updated

CVE-2015-5123: Adobe Flash Player Use-After-Free Vulnerability

First published: Tue Jul 14 2015(Updated: )

Use-after-free vulnerability in the BitmapData class in the ActionScript 3 (AS3) implementation in Adobe Flash Player 13.x through 13.0.0.302 on Windows and OS X, 14.x through 18.0.0.203 on Windows and OS X, 11.x through 11.2.202.481 on Linux, and 12.x through 18.0.0.204 on Linux Chrome installations allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted Flash content that overrides a valueOf function, as exploited in the wild in July 2015.

Credit: psirt@adobe.com psirt@adobe.com

Affected SoftwareAffected VersionHow to fix
Macromedia Flash Player
Red Hat Enterprise Linux Desktop=5.0
Red Hat Enterprise Linux Desktop=6.0
Red Hat Enterprise Linux Server=5.0
Red Hat Enterprise Linux Server=6.0
Red Hat Enterprise Linux Server=6.6
Red Hat Enterprise Linux Workstation=5.0
Red Hat Enterprise Linux Workstation=6.0
Evergreen ILS=11.4
SUSE Linux Enterprise Desktop=11-sp3
SUSE Linux Enterprise Desktop=11-sp4
SUSE Linux Enterprise Desktop=12
SUSE Linux Workstation Extension=12
All of
Macromedia Flash Player>=11.0<=11.2.202.481
Linux Kernel
All of
Any of
Macromedia Flash Player>=13.0<=13.0.0.302
Macromedia Flash Player>=18.0<=18.0.0.203
Adobe Flash Player>=18.0<=18.0.0.203
Any of
macOS
Microsoft Windows
Macromedia Flash Player>=11.0<=11.2.202.481
Linux Kernel
Macromedia Flash Player>=13.0<=13.0.0.302
Macromedia Flash Player>=18.0<=18.0.0.203
Adobe Flash Player>=18.0<=18.0.0.203
macOS
Microsoft Windows

Remedy

The impacted product is end-of-life and should be disconnected if still in use.

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2015-5123?

    CVE-2015-5123 is a critical vulnerability in Adobe Flash Player that could allow an attacker to execute arbitrary code.

  • How do I fix CVE-2015-5123?

    To fix CVE-2015-5123, users should update Adobe Flash Player to the latest version released by Adobe.

  • Which systems are affected by CVE-2015-5123?

    CVE-2015-5123 affects Adobe Flash Player versions between 11.0 and 18.0.0.203 on various operating systems including Windows, OS X, and Linux.

  • What type of vulnerability is CVE-2015-5123?

    CVE-2015-5123 is categorized as a use-after-free vulnerability that can lead to memory corruption.

  • Is there any immediate mitigation for CVE-2015-5123?

    The immediate mitigation for CVE-2015-5123 includes disabling or uninstalling Adobe Flash Player until a patch is applied.

Company

Resources

Contact

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