RHEL 5 : firefox (RHSA-2010:0556)

critical Nessus Plugin ID 47883

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Synopsis

The remote Red Hat host is missing one or more security updates.

Description

Updated firefox and xulrunner packages that fix a security issue are now available for Red Hat Enterprise Linux 5.

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.

Mozilla Firefox is an open source web browser. XULRunner provides the XUL Runtime environment for Mozilla Firefox.

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

All Firefox users should upgrade to these updated packages, which contain a backported patch that corrects this issue. After installing the update, Firefox must be restarted for the changes to take effect.

Solution

Update the affected firefox, xulrunner and / or xulrunner-devel packages.

See Also

https://access.redhat.com/security/cve/cve-2010-2755

https://access.redhat.com/errata/RHSA-2010:0556

Plugin Details

Severity: Critical

ID: 47883

File Name: redhat-RHSA-2010-0556.nasl

Version: 1.18

Type: local

Agent: unix

Published: 7/28/2010

Updated: 1/14/2021

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:firefox, p-cpe:/a:redhat:enterprise_linux:xulrunner, p-cpe:/a:redhat:enterprise_linux:xulrunner-devel, cpe:/o:redhat:enterprise_linux:5

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Patch Publication Date: 7/23/2010

Vulnerability Publication Date: 7/30/2010

Reference Information

CVE: CVE-2010-2755

RHSA: 2010:0556