CVE-2009-2462: Critical severity firefox vulnerability
The browser engine in Mozilla Firefox before 3.0.12 and Thunderbird allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to (1) the frame chain and synchronous events, (2) a SetMayHaveFrame assertion and nsCSSFrameConstructor::CreateFloatingLetterFrame, (3) nsCSSFrameConstructor::ConstructFrame, (4) the child list and initial reflow, (5) GetLastSpecialSibling, (6) nsFrameManager::GetPrimaryFrameFor and MathML, (7) nsFrame::GetBoxAscent, (8) nsCSSFrameConstructor::AdjustParentFrame, (9) nsDOMOfflineResourceList, and (10) nsContentUtils::ComparePosition.
Affected Software
Remediation
Patch Available
Patch Available
Event History
Frequently Asked Questions
What is the severity of CVE-2009-2462?
CVE-2009-2462 is classified as a high severity vulnerability due to its potential to cause denial of service and possible remote code execution.
How do I fix CVE-2009-2462?
To fix CVE-2009-2462, upgrade to a version of Mozilla Firefox or Thunderbird that is 3.0.12 or later.
Which versions of Mozilla Firefox are affected by CVE-2009-2462?
CVE-2009-2462 affects Mozilla Firefox versions prior to 3.0.12, including multiple earlier versions.
Is Mozilla Thunderbird affected by CVE-2009-2462?
Yes, Mozilla Thunderbird versions prior to 2.0.0.12 are also affected by CVE-2009-2462.
What kind of attacks can be executed using CVE-2009-2462?
Exploiting CVE-2009-2462 can lead to application crashes or potential execution of arbitrary code by attackers.