Security Advisory Critical: flash-plugin security update

Advisory: RHSA-2009:0334-6
Type: Security Advisory
Severity: Critical
Issued on: 2009-02-25
Last updated on: 2009-02-25
Affected Products: Red Hat Enterprise Linux Extras (v. 3)
Red Hat Enterprise Linux Extras (v. 4)
Red Hat Enterprise Linux Extras (v. 4.7.z)
CVEs ( CVE-2009-0519


An updated Adobe Flash Player package that fixes several security issues is
now available for Red Hat Enterprise Linux 3 and 4 Extras.

This update has been rated as having critical security impact by the Red
Hat Security Response Team.

The flash-plugin package contains a Firefox-compatible Adobe Flash Player
Web browser plug-in.

Multiple input validation flaws were found in the way Flash Player
displayed certain SWF (Shockwave Flash) content. An attacker could use
these flaws to create a specially-crafted SWF file that could cause
flash-plugin to crash, or, possibly, execute arbitrary code when the victim
loaded a page containing the specially-crafted SWF content. (CVE-2009-0520,

All users of Adobe Flash Player should install this updated package, which
upgrades Flash Player to version


Before applying this update, make sure that all previously-released
errata relevant to your system have been applied.

This update is available via Red Hat Network. Details on how to use
the Red Hat Network to apply this update are available at

Updated packages

Red Hat Enterprise Linux Extras (v. 3)

File outdated by:  RHSA-2010:0706
    MD5: ee5aaa09fcd13b7f03078db7a151bc97
Red Hat Enterprise Linux Extras (v. 4)

File outdated by:  RHSA-2011:0368
    MD5: a7ae03b82acc8da593fdbfa03ed6cf5a
Red Hat Enterprise Linux Extras (v. 4.7.z)

flash-plugin-     MD5: a7ae03b82acc8da593fdbfa03ed6cf5a
(The unlinked packages above are only available from the Red Hat Network)

Bugs fixed (see bugzilla for more information)

487141 - CVE-2009-0519 flash-plugin: Input validation flaw (DoS)
487142 - CVE-2009-0520 flash-plugin: Buffer overflow (arbitrary code execution) via crafted SWF file.


These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from:

The Red Hat security contact is More contact details at