Critical: seamonkey security update

Related Vulnerabilities: CVE-2010-2755   CVE-2010-2755  

Synopsis

Critical: seamonkey security update

Type/Severity

Security Advisory: Critical

Topic

Updated seamonkey packages that fix a security issue are now
available for Red Hat Enterprise Linux 3 and 4.

The Red Hat Security Response Team has rated this update as having critical
security impact. Common Vulnerability Scoring System (CVSS) base scores,
which give detailed severity ratings, are available for each vulnerability
from the CVE links in the References section.

Description

SeaMonkey is an open source web browser, email and newsgroup client, IRC
chat client, and HTML editor.

An invalid free flaw was found in SeaMonkey's plugin handler. Malicious web
content could result in an invalid memory pointer being freed, causing SeaMonkey
to crash or, potentially, execute arbitrary code with the privileges of the user
running SeaMonkey. (CVE-2010-2755)

All SeaMonkey users should upgrade to these updated packages, which correct
this issue. After installing the update, SeaMonkey must be restarted for
the changes to take effect.

Solution

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

This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
http://kbase.redhat.com/faq/docs/DOC-11259

Affected Products

  • Red Hat Enterprise Linux Server 4 x86_64
  • Red Hat Enterprise Linux Server 4 ia64
  • Red Hat Enterprise Linux Server 4 i386
  • Red Hat Enterprise Linux Server 3 x86_64
  • Red Hat Enterprise Linux Server 3 ia64
  • Red Hat Enterprise Linux Server 3 i386
  • Red Hat Enterprise Linux Server - Extended Update Support 4.8 x86_64
  • Red Hat Enterprise Linux Server - Extended Update Support 4.8 ia64
  • Red Hat Enterprise Linux Server - Extended Update Support 4.8 i386
  • Red Hat Enterprise Linux Workstation 4 x86_64
  • Red Hat Enterprise Linux Workstation 4 ia64
  • Red Hat Enterprise Linux Workstation 4 i386
  • Red Hat Enterprise Linux Workstation 3 x86_64
  • Red Hat Enterprise Linux Workstation 3 ia64
  • Red Hat Enterprise Linux Workstation 3 i386
  • Red Hat Enterprise Linux Desktop 4 x86_64
  • Red Hat Enterprise Linux Desktop 4 i386
  • Red Hat Enterprise Linux Desktop 3 x86_64
  • Red Hat Enterprise Linux Desktop 3 i386
  • Red Hat Enterprise Linux for IBM z Systems 4 s390x
  • Red Hat Enterprise Linux for IBM z Systems 4 s390
  • Red Hat Enterprise Linux for IBM z Systems 3 s390x
  • Red Hat Enterprise Linux for IBM z Systems 3 s390
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 4.8 s390x
  • Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 4.8 s390
  • Red Hat Enterprise Linux for Power, big endian 4 ppc
  • Red Hat Enterprise Linux for Power, big endian 3 ppc
  • Red Hat Enterprise Linux for Power, big endian - Extended Update Support 4.8 ppc

Fixes

  • BZ - 617657 - CVE-2010-2755 Mozilla arbitrary free flaw

CVEs

References