Use After Free Affecting firefox package, versions <0:10.0.5-1.el6_2


Severity

Recommended
critical

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
13.46% (96th percentile)

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  • Snyk IDSNYK-RHEL6-FIREFOX-1442792
  • published26 Jul 2021
  • disclosed5 Jun 2012

Introduced: 5 Jun 2012

CVE-2012-1947  (opens in a new tab)
CWE-416  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade RHEL:6 firefox to version 0:10.0.5-1.el6_2 or higher.
This issue was patched in RHSA-2012:0710.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

Heap-based buffer overflow in the utf16_to_isolatin1 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 allows remote attackers to execute arbitrary code via vectors that trigger a character-set conversion failure.

CVSS Scores

version 3.1