Mozilla · Firefox · CVE-2012-0478
**Name of the Vulnerable Software and Affected Versions**
Mozilla Firefox versions 4.x through 11.0
Mozilla Firefox ESR versions 10.x before 10.0.4
Thunderbird versions 5.0 through 11.0
Thunderbird ESR versions 10.x before 10.0.4
SeaMonkey versions prior to 2.9
**Description**
The issue is related to the texImage2D implementation in the WebGL subsystem, which does not properly restrict JSVAL TO OBJECT casts. This could allow remote attackers to execute arbitrary code via a crafted web page.
**Recommendations**
For Mozilla Firefox versions 4.x through 11.0, update to a version after 11.0.
For Mozilla Firefox ESR versions 10.x before 10.0.4, update to version 10.0.4 or later.
For Thunderbird versions 5.0 through 11.0, update to a version after 11.0.
For Thunderbird ESR versions 10.x before 10.0.4, update to version 10.0.4 or later.
For SeaMonkey versions prior to 2.9, update to version 2.9 or later.