Public Date:
1077491: CVE-2014-1512 Mozilla: Use-after-free in TypeObject (MFSA 2014-30)

The MITRE CVE dictionary describes this issue as:

Use-after-free vulnerability in the TypeObject class in the JavaScript engine in Mozilla Firefox before 28.0, Firefox ESR 24.x before 24.4, Thunderbird before 24.4, and SeaMonkey before 2.25 allows remote attackers to execute arbitrary code by triggering extensive memory consumption while garbage collection is occurring, as demonstrated by improper handling of BumpChunk objects.

Find out more about CVE-2014-1512 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

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
Red Hat Enterprise Linux Optional Productivity Applications version 5 (thunderbird) RHSA-2014:0316 2014-03-19
Red Hat Enterprise Linux version 6 (thunderbird) RHSA-2014:0316 2014-03-19
Red Hat Enterprise Linux Desktop version 5 (thunderbird) RHSA-2014:0316 2014-03-19
Red Hat Enterprise Linux version 6 (firefox) RHSA-2014:0310 2014-03-18
Red Hat Enterprise Linux version 5 (firefox) RHSA-2014:0310 2014-03-18


Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Security research firm VUPEN as the original reporter of this issue.

External References