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php7.7745
php-CVE-2016-7568.patch
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File php-CVE-2016-7568.patch of Package php7.7745
Index: php-7.0.7/ext/gd/libgd/gd_webp.c =================================================================== --- php-7.0.7.orig/ext/gd/libgd/gd_webp.c 2016-05-25 15:13:44.000000000 +0200 +++ php-7.0.7/ext/gd/libgd/gd_webp.c 2016-10-14 09:00:25.738925177 +0200 @@ -120,6 +120,14 @@ void gdImageWebpCtx (gdImagePtr im, gdIO quantization = 80; } + if (overflow2(gdImageSX(im), 4)) { + return; + } + + if (overflow2(gdImageSX(im) * 4, gdImageSY(im))) { + return; + } + argb = (uint8_t *)gdMalloc(gdImageSX(im) * 4 * gdImageSY(im)); if (!argb) { return;
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