CVE-2014-1509

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2014-03-19 · updated 2026-06-17
Weakness: CWE-120

Description

Buffer overflow in the _cairo_truetype_index_to_ucs4 function in cairo, as used 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 via a crafted extension that renders fonts in a PDF document.

Affected products

Canonical Ubuntu Linux: 12.04, 12.10, 13.10
Mozilla Firefox: before 28.0; from 24.0 before 24.4 — fixed in 24.4, 28.0
Mozilla Seamonkey: before 2.25 — fixed in 2.25
Mozilla Thunderbird: before 24.4 — fixed in 24.4
Opensuse: 11.4, 12.3, 13.1
RedHat Enterprise Linux Desktop: 5.0, 6.0
RedHat Enterprise Linux Eus: 6.5
RedHat Enterprise Linux Server: 5.0, 6.0
RedHat Enterprise Linux Server Aus: 6.5
RedHat Enterprise Linux Server Eus: 6.5
RedHat Enterprise Linux Server Tus: 6.5
RedHat Enterprise Linux Workstation: 5.0, 6.0
Suse Linux Enterprise Desktop: 11-sp3
SUSE Linux Enterprise: 11-sp3
Suse Linux Enterprise Software Development Kit: 11.0-sp3

How to fix

Upgrade to a fixed version: Mozilla Firefox 24.4, 28.0; Mozilla Seamonkey 2.25; Mozilla Thunderbird 24.4. Check the vendor advisory for mitigations.

References

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