79878 : FreeType src/type1/t1load.c Type1 Font Loader Font Dictionary Entry Handling Overflow
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Disclosure Date


FreeType contains an overflow condition in src/type1/t1load.c. The issue is triggered as user-supplied input is not properly validated during the handling of a loader font dictionary entry. With a specially crafted data in a Type1 font, a context-dependent attacker can cause a heap-based buffer overflow, resulting in a denial of service or potentially execution of arbitrary code.


Location: Local / Remote, Context Dependent
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Patch / RCS
Exploit: Exploit Private
Disclosure: Vendor Verified


The FreeType Project has released a patch in the GIT repository to address this vulnerability. This patch will be included in version 2.4.9. Check the vendor advisory or solution in the references section.


The FreeType Project



CVSSv2 Score

CVSSv2 Base Score = 9.3
Source: nvd.nist.gov | Generated: 2012-04-25 | Disagree?

Access_vector_2 Access_complexity_1 Authentication_2 Confidentiality_impact_2 Integrity_impact_2 Availability_impact_2


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