29 lines
823 B
Diff
29 lines
823 B
Diff
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From 932a017c745d40d661602f6145c95c9226d8450d Mon Sep 17 00:00:00 2001
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From: Stephen Pohl <spohl.mozilla.bugs@gmail.com>
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Date: Sat, 18 Jul 2015 18:42:15 -0700
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Subject: [PATCH] Bug 1184500 - Improve handling of index names in MAR files.
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r=rstrong, a=lmandel
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---
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modules/libmar/src/mar_read.c | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/modules/libmar/src/mar_read.c b/modules/libmar/src/mar_read.c
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index c647370..2013b0f 100644
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--- a/modules/libmar/src/mar_read.c
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+++ b/modules/libmar/src/mar_read.c
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@@ -96,6 +96,10 @@ static int mar_consume_index(MarFile *mar, char **buf, const char *buf_end) {
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++(*buf);
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}
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namelen = (*buf - name);
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+ /* must ensure that namelen is valid */
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+ if (namelen < 0) {
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+ return -1;
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+ }
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/* consume null byte */
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if (*buf == buf_end)
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return -1;
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--
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2.4.3
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