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From 2f55d6bd308ea61975558c2469ae349dba297e89 Mon Sep 17 00:00:00 2001
From: Robert Yang <liezhi.yang@windriver.com>
Date: Sat, 22 Feb 2014 14:35:59 +0800
Subject: [PATCH] Fix CVE-2013-0211
This patch comes from:https://github.com/libarchive/libarchive/commit/22531545514043e04633e1c015c7540b9de9dbe4
Upstream-Status: Backport
CVE: CVE-2013-0211
Signed-off-by: Baogen shang <baogen.shang@windriver.com>
Update the patch because of uprev on 20140222
Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
---
libarchive/archive_write.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libarchive/archive_write.c b/libarchive/archive_write.c
index a3d1a33..a323588 100644
--- a/libarchive/archive_write.c
+++ b/libarchive/archive_write.c
@@ -671,8 +671,12 @@ static ssize_t
_archive_write_data(struct archive *_a, const void *buff, size_t s)
{
struct archive_write *a = (struct archive_write *)_a;
+ const size_t max_write = INT_MAX;
archive_check_magic(&a->archive, ARCHIVE_WRITE_MAGIC,
ARCHIVE_STATE_DATA, "archive_write_data");
+ /* In particular, this catches attempts to pass negative values. */
+ if (s > max_write)
+ s = max_write;
archive_clear_error(&a->archive);
return ((a->format_write_data)(a, buff, s));
}
--
1.8.2.1
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