| Package | Affected versions | Patched versions |
|---|---|---|
| libpng | ≥ 1.0.0, < 1.0.55≥ 1.2.0, < 1.2.45≥ 1.4.0, < 1.4.8≥ 1.5.0, < 1.5.4 | 1.0.551.2.451.4.81.5.4 |
The png_err function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 makes a function call using a NULL pointer argument instead of an empty-string argument, which allows remote attackers to cause a denial of service (application crash) via a crafted PNG image.
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