Blame SOURCES/php-5.5.6-CVE-2014-5120.patch
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From 1daa4c0090b7cd8178dcaa96287234c69ac6ca18 Mon Sep 17 00:00:00 2001
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From: Stanislav Malyshev <stas@php.net>
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Date: Mon, 18 Aug 2014 22:49:10 -0700
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Subject: [PATCH] Fix bug #67730 - Null byte injection possible with imagexxx
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functions
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---
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ext/gd/gd_ctx.c | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/ext/gd/gd_ctx.c b/ext/gd/gd_ctx.c
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index 59eff80..253b664 100644
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--- a/ext/gd/gd_ctx.c
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+++ b/ext/gd/gd_ctx.c
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@@ -124,6 +124,11 @@ static void _php_image_output_ctx(INTERNAL_FUNCTION_PARAMETERS, int image_type,
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RETURN_FALSE;
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}
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} else if (Z_TYPE_P(to_zval) == IS_STRING) {
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+ if (CHECK_ZVAL_NULL_PATH(to_zval)) {
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+ php_error_docref(NULL TSRMLS_CC, E_WARNING, "Invalid 2nd parameter, filename must not contain null bytes");
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+ RETURN_FALSE;
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+ }
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+
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stream = php_stream_open_wrapper(Z_STRVAL_P(to_zval), "wb", REPORT_ERRORS|IGNORE_PATH|IGNORE_URL_WIN, NULL);
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if (stream == NULL) {
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RETURN_FALSE;
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--
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1.9.2
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