CVE-2014-1581

Severity: high (CVSS 7.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-10-15 · updated 2026-06-17

Description

Use-after-free vulnerability in DirectionalityUtils.cpp in Mozilla Firefox before 33.0, Firefox ESR 31.x before 31.2, and Thunderbird 31.x before 31.2 allows remote attackers to execute arbitrary code via text that is improperly handled during the interaction between directionality resolution and layout.

Affected products

Mozilla Firefox: through 32.0; 31.0, 31.1.0, 30.0
Mozilla Thunderbird: 31.0, 31.1.0

References

http://lists.fedoraproject.org/pipermail/package-announce/2014-November/141796.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-October/141085.html
http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00024.html
http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00031.html
http://lists.opensuse.org/opensuse-updates/2014-11/msg00000.html
http://lists.opensuse.org/opensuse-updates/2014-11/msg00001.html
http://lists.opensuse.org/opensuse-updates/2014-11/msg00002.html
http://lists.opensuse.org/opensuse-updates/2014-11/msg00003.html
http://rhn.redhat.com/errata/RHSA-2014-1635.html
http://rhn.redhat.com/errata/RHSA-2014-1647.html
http://secunia.com/advisories/61387
http://secunia.com/advisories/61854

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