Download Firefox

Firefox is no longer supported on Windows 8.1 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Firefox is no longer supported on macOS 10.14 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Firefox Privacy Notice

Mozilla Foundation Security Advisory 2011-44

Use after free reading OGG headers

Announced
September 27, 2011
Reporter
sczimmer
Impact
Critical
Products
Firefox, SeaMonkey, Thunderbird
Fixed in
  • Firefox 7
  • SeaMonkey 2.4
  • Thunderbird 7

Description

sczimmer reported that Firefox crashed when loading a particular .ogg file. This was due to a use-after-free condition and could potentially be exploited to install malware.

This vulnerability does not affect Firefox 3.6 or earlier.

References