What’s Vulnerable › Vulnerabilities

CVE-2011-3439

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 5.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2011-11-11 · updated 2026-06-16
• Weakness: CWE-787

Description

FreeType in CoreGraphics in Apple iOS before 5.0.1 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted font in a document.

Affected products

• Apple Iphone Os: before 5.0.1 — fixed in 5.0.1
• SUSE Linux Enterprise Server 15 SP1: 11-sp1
• SUSE Linux Enterprise Server: 11-sp1
• SUSE Linux Enterprise Software Development Kit: 11-sp1

How to fix

Upgrade to a fixed version: Apple Iphone Os 5.0.1. Check the vendor advisory for mitigations.

References

• http://lists.apple.com/archives/Security-announce/2011/Nov/msg00001.html
• http://lists.opensuse.org/opensuse-security-announce/2011-12/msg00008.html
• http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00012.html
• http://secunia.com/advisories/46921
• http://secunia.com/advisories/48951
• http://support.apple.com/kb/HT5052
• http://lists.apple.com/archives/Security-announce/2011/Nov/msg00001.html
• http://lists.opensuse.org/opensuse-security-announce/2011-12/msg00008.html
• http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00012.html
• http://secunia.com/advisories/46921

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