ext/gd: checking imagescale/imagefilter invalid values. #14598
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Girgias
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Jul 7, 2024
ext/gd/gd.c
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| if (ZEND_SIZE_T_INT_OVFL(scatter_sub)) { | ||
| zend_argument_value_error(3, "must not be greater than %d", INT_MAX); | ||
| RETURN_THROWS(); | ||
| } | ||
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| if (ZEND_SIZE_T_INT_OVFL(scatter_plus)) { | ||
| zend_argument_value_error(4, "must not be greater than %d", INT_MAX); | ||
| RETURN_THROWS(); | ||
| } |
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Does this also handle negative underflows? Or do the scatter arguments need to be greater than 0?
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| if (scatter_sub < 0 || ZEND_SIZE_T_INT_OVFL(scatter_sub)) { | ||
| zend_argument_value_error(3, "must be between 0 and %d", INT_MAX); | ||
| RETURN_THROWS(); | ||
| } | ||
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| if (scatter_plus < 0 || ZEND_SIZE_T_INT_OVFL(scatter_plus)) { | ||
| zend_argument_value_error(4, "must be between 0 and %d", INT_MAX); | ||
| RETURN_THROWS(); | ||
| } |
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Could you add a test hitting those?
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Girgias
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