Use-after-free vulnerability in the nsTextEditorState::PrepareEditor function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors, a different vulnerability than CVE-2012-4214.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2012-11-21T11:00:00

Updated: 2024-08-06T21:21:26.951Z

Reserved: 2012-11-05T00:00:00

Link: CVE-2012-5840

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2012-11-21T12:55:03.650

Modified: 2020-08-06T17:38:34.317

Link: CVE-2012-5840

cve-icon Redhat

Severity : Critical

Publid Date: 2012-11-20T00:00:00Z

Links: CVE-2012-5840 - Bugzilla