| Package | Affected versions | Patched versions |
|---|---|---|
| pango | < 1.25.1 | 1.25.1 |
| qt | < 4.7.4 | 4.7.4 |
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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