Mozilla Foundation Security Advisory 2014-89
Bad casting from the BasicThebesLayer to BasicContainerLayer
- Announced
- December 2, 2014
- Reporter
- Byoungyoung Lee, Chengyu Song, Taesoo Kim
- Impact
- High
- Products
- Firefox, Firefox ESR, Firefox OS, SeaMonkey, Thunderbird
- Fixed in
-
- Firefox 34
- Firefox ESR 31.3
- Firefox OS 2.2
- SeaMonkey 2.31
- Thunderbird 31.3
Description
Security researchers Byoungyoung Lee, Chengyu Song, and Taesoo
Kim at the Georgia Tech Information Security Center (GTISC) reported a
bad casting from the BasicThebesLayer
to
BasicContainerLayer
, resulting in undefined behavior. This behavior
is potentially exploitable with some compilers but no clear mechanism to trigger
it through web content was identified.