38 lines
1.2 KiB
Diff
38 lines
1.2 KiB
Diff
Backported from 5.6.30 by Remi.
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From e5246580a85f031e1a3b8064edbaa55c1643a451 Mon Sep 17 00:00:00 2001
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From: Stanislav Malyshev <stas@php.net>
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Date: Sat, 31 Dec 2016 18:47:50 -0800
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Subject: [PATCH] Fix bug #73773 - Seg fault when loading hostile phar
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---
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ext/phar/phar.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/ext/phar/phar.c b/ext/phar/phar.c
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index 158f417..780be43 100644
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--- a/ext/phar/phar.c
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+++ b/ext/phar/phar.c
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@@ -1055,7 +1055,7 @@ static int phar_parse_pharfile(php_stream *fp, char *fname, int fname_len, char
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entry.is_persistent = mydata->is_persistent;
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for (manifest_index = 0; manifest_index < manifest_count; ++manifest_index) {
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- if (buffer + 24 > endbuffer) {
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+ if (buffer + 28 > endbuffer) {
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MAPPHAR_FAIL("internal corruption of phar \"%s\" (truncated manifest entry)")
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}
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@@ -1069,7 +1069,7 @@ static int phar_parse_pharfile(php_stream *fp, char *fname, int fname_len, char
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entry.manifest_pos = manifest_index;
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}
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- if (entry.filename_len > endbuffer - buffer - 20) {
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+ if (entry.filename_len > endbuffer - buffer - 24) {
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MAPPHAR_FAIL("internal corruption of phar \"%s\" (truncated manifest entry)");
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}
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--
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2.1.4
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