55846 : Mozilla Firefox Just-in-time (JIT) JavaScript Compiler js/src/jstracer.cpp font HTML Tag Handling Memory Corruption
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Views This Week Views All Time Added to OSVDB Last Modified Modified (since 2008) Percent Complete
23 1247 over 2 years ago about 1 year ago 24 times 90%

Timeline

Disclosure Date Exploit Publish Date Vendor Solution Date
2009-07-13 2009-07-13 2009-07-16
Days of Exposure
3 days

Keywords

6868125, 6861719

Description

A memory corruption flaw exists in Firefox. The Just-in-Time (JIT) compiler can enter a corrupt state following native function calls resulting in memory corruption. With a specially crafted request, an attacker can cause arbitrary code execution resulting in a loss of integrity.

Classification

Location: Remote / Network Access, Context Dependent
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Workaround, Upgrade
Exploit: Exploit Public, Exploit Commercial
Disclosure: Vendor Verified, Uncoordinated Disclosure, Discovered in the Wild
OSVDB: Web Related

Solution

Upgrade to version 3.5.1 or higher, as it has been reported to fix this vulnerability. It is also possible to correct the flaw by implementing the following workaround: disable JavaScript.

Products

Mozilla Organization
Watch-list
Firefox
Watch-list
3.5

References

Tools & Filters

Snort

15696 15697 15698 15997
39853

Credit

  • zbyte -
  • Simon Berry-Byrne -

CVSSv2 Score

CVSSv2 Base Score = 9.3
Source: nvd.nist.gov | Generated: 2009-07-16 | Disagree?

Access_vector_2 Access_complexity_1 Authentication_2 Confidentiality_impact_2 Integrity_impact_2 Availability_impact_2

Blogs

This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

None found at this time

Comments

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