Use-after-free while replacing/inserting a node in a document

Related Vulnerabilities: CVE-2012-1946  

Mozilla Foundation Security Advisory 2012-38

Use-after-free while replacing/inserting a node in a document

Announced
June 5, 2012
Reporter
Arthur Gerkis
Impact
Critical
Products
Firefox, Firefox ESR, SeaMonkey, Thunderbird, Thunderbird ESR
Fixed in
  • Firefox 13
  • Firefox ESR 10.0.5
  • SeaMonkey 2.10
  • Thunderbird 13
  • Thunderbird ESR 10.0.5

Description

Security researcher Arthur Gerkis used the Address Sanitizer tool to find a use-after-free while replacing/inserting a node in a document. This use-after-free could possibly allow for remote code execution.

References