CVE-2006-0747

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 12.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2006-05-23 · updated 2026-06-16
Weakness: CWE-189

Description

Integer underflow in Freetype before 2.2 allows remote attackers to cause a denial of service (crash) via a font file with an odd number of blue values, which causes the underflow when decrementing by 2 in a context that assumes an even number of values.

Affected products

FreeType: through 2.1

References

http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
http://lists.suse.com/archive/suse-security-announce/2006-Jun/0012.html
http://secunia.com/advisories/20525
http://secunia.com/advisories/20591
http://secunia.com/advisories/20638
http://secunia.com/advisories/20791
http://secunia.com/advisories/21062
http://secunia.com/advisories/21135
http://secunia.com/advisories/21385
http://secunia.com/advisories/21701
http://secunia.com/advisories/23939

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