Mozilla Firefox 3.0.10 and earlier on Linux allows remote attackers to cause a denial of service (application crash) via a URI for a large GIF image in the BACKGROUND attribute of a BODY element.

The remote host is affected by the vulnerability described in GLSA-201301-01 (Mozilla Products: Multiple vulnerabilities)

    Multiple vulnerabilities have been discovered in Mozilla Firefox,       Thunderbird, SeaMonkey, NSS, GNU IceCat, and XULRunner. Please review the       CVE identifiers referenced below for details.
  Impact :

    A remote attacker could entice a user to view a specially crafted web       page or email, possibly resulting in execution of arbitrary code or a       Denial of Service condition. Furthermore, a remote attacker may be able       to perform Man-in-the-Middle attacks, obtain sensitive information,       bypass restrictions and protection mechanisms, force file downloads,       conduct XML injection attacks, conduct XSS attacks, bypass the Same       Origin Policy, spoof URL&rsquo;s for phishing attacks, trigger a vertical       scroll, spoof the location bar, spoof an SSL indicator, modify the       browser&rsquo;s font, conduct clickjacking attacks, or have other unspecified       impact.
    A local attacker could gain escalated privileges, obtain sensitive       information, or replace an arbitrary downloaded file.
  Workaround :

    There is no known workaround at this time.

Security vulnerabilities have been discovered and corrected in Mozilla Firefox 3.x :

CVE-2009-1392: Firefox browser engine crashes CVE-2009-1832: Firefox double frame construction flaw CVE-2009-1833: Firefox JavaScript engine crashes CVE-2009-1834: Firefox URL spoofing with invalid unicode characters CVE-2009-1835: Firefox Arbitrary domain cookie access by local file: resources CVE-2009-1836: Firefox SSL tampering via non-200 responses to proxy CONNECT requests CVE-2009-1837: Firefox Race condition while accessing the private data of a NPObject JS wrapper class object CVE-2009-1838: Firefox arbitrary code execution flaw CVE-2009-1839: Firefox information disclosure flaw CVE-2009-1840:
Firefox XUL scripts skip some security checks CVE-2009-1841: Firefox JavaScript arbitrary code execution CVE-2009-2043: firefox - remote TinyMCE denial of service CVE-2009-2044: firefox - remote GIF denial of service CVE-2009-2061: firefox - man-in-the-middle exploit CVE-2009-2065: firefox - man-in-the-middle exploit

This update provides the latest Mozilla Firefox 3.x to correct these issues.

Additionally, some packages which require so, have been rebuilt and are being provided as updates.

ID	Name	Product	Family	Type	Severity
63402	GLSA-201301-01 : Mozilla Products: Multiple vulnerabilities (BEAST)	Nessus	Gentoo Local Security Checks	Local	critical
39443	Mandriva Linux Security Advisory : firefox (MDVSA-2009:134)	Nessus	Mandriva Local Security Checks	Local	high

Detections

Analytics

CVE-2009-2044

medium

Tenable Plugins

critical

high