From f5ea07ce61a5958594a703db5f7c81b759e3217d Mon Sep 17 00:00:00 2001 From: Ilia Alshanetsky Date: Fri, 4 Apr 2003 00:16:54 +0000 Subject: [PATCH] MFH --- ext/gd/gd.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/ext/gd/gd.c b/ext/gd/gd.c index 35624f3dd0..3034fe83df 100644 --- a/ext/gd/gd.c +++ b/ext/gd/gd.c @@ -2861,6 +2861,11 @@ PHP_FUNCTION(imagecopyresized) dstY = Z_LVAL_PP(DY); dstH = Z_LVAL_PP(DH); dstW = Z_LVAL_PP(DW); + + if (dstW < 0 || dstH < 0 || srcW < 0 || srcH < 0) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid image dimensions"); + RETURN_FALSE; + } gdImageCopyResized(im_dst, im_src, dstX, dstY, srcX, srcY, dstW, dstH, srcW, srcH); RETURN_TRUE; -- 2.50.1