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CVE Database

CVE-2012-1946

Impact: Critical
Public: 2012-06-05
Bugzilla: 827832: CVE-2012-1946 Mozilla: Use-after-free while replacing/inserting a node in a document (MFSA 2012-38)

Details

The MITRE CVE dictionary describes this issue as:

Use-after-free vulnerability in the nsINode::ReplaceOrInsertBefore function in Mozilla Firefox 4.x through 12.0, Firefox ESR 10.x before 10.0.5, Thunderbird 5.0 through 12.0, Thunderbird ESR 10.x before 10.0.5, and SeaMonkey before 2.10 might allow remote attackers to execute arbitrary code via document changes involving replacement or insertion of a node.

Find out more about CVE-2012-1946 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 6.8
Base Metrics: AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector: Network
Access Complexity: Medium
Authentication: None
Confidentiality Impact: Partial
Integrity Impact: Partial
Availability Impact: Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
RHEL Optional Productivity Applications version 5 (thunderbird) RHSA-2012:0715 June 06, 2012
Red Hat Enterprise Linux Desktop version 5 (thunderbird) RHSA-2012:0715 June 06, 2012
Red Hat Enterprise Linux version 5 (firefox) RHSA-2012:0710 June 05, 2012
Red Hat Enterprise Linux version 6 (firefox) RHSA-2012:0710 June 05, 2012
Red Hat Enterprise Linux version 6 (thunderbird) RHSA-2012:0715 June 06, 2012

External References

Acknowledgements

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges security researcher Arthur Gerkis as the original reporter.

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.