CVE-2012-1946

Critical

Description

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.

SeverityCritical
CVSS9.3
Exploit probability—
ProductMozilla Firefox
PublishedJun 5, 2012
First seenJun 5, 2012

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
mozilla firefox4.0, 4.0.1, 5.0, 5.0.1, 6.0, 6.0.1, 6.0.2, 7.0, 7.0.1, 8.0, 8.0.1, 9.0, 9.0.1, 10.0, 10.0.1, 10.0.2, 10.0.3, 10.0.4, 11.0, 12.0—
mozilla seamonkeyv ≤ 2.9, 1.0, 1.0.1, 1.0.2, 1.0.3, 1.0.4, 1.0.5, 1.0.6, 1.0.7, 1.0.8, 1.0.9, 1.1, 1.1.1, 1.1.2, 1.1.3, 1.1.4, 1.1.5, 1.1.6, 1.1.7, 1.1.8, 1.1.9, 1.1.10, 1.1.11, 1.1.12, 1.1.13, 1.1.14, 1.1.15, 1.1.16, 1.1.17, 1.1.18, 1.1.19, 1.5.0.8, 1.5.0.9, 1.5.0.10, 2.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5, 2.0.6, 2.0.7, 2.0.8, 2.0.9, 2.0.10, 2.0.11, 2.0.12, 2.0.13, 2.0.14, 2.1, 2.2, 2.3, 2.3.1, 2.3.2, 2.3.3, 2.4, 2.4.1, 2.5, 2.6, 2.6.1, 2.7, 2.7.1, 2.7.2, 2.8, 2.9—
mozilla thunderbird5.0, 6.0, 6.0.1, 6.0.2, 7.0, 7.0.1, 8.0, 9.0, 9.0.1, 10.0, 10.0.1, 10.0.2, 10.0.3, 10.0.4, 11.0, 12.0—
mozilla thunderbird_esr10.0, 10.0.1, 10.0.2, 10.0.3, 10.0.4—

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CVE-2012-1946 · Mozilla Firefox · Dark Radar