Heap-based Buffer Overflow in HarfBuzz Module Allows Remote Code Execution

CVE-2011-3193 · HIGH Severity

AV:N/AC:M/AU:N/C:C/I:C/A:C

Heap-based buffer overflow in the Lookup_MarkMarkPos function in the HarfBuzz module (harfbuzz-gpos.c), as used by Qt before 4.7.4 and Pango, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted font file.

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