gentoo-overlay/app-crypt/mcrypt/files/mcrypt-2.6.8-overflow.patch

From 3efb40e17ce4f76717ae17a1ce1e1f747ddf59fd Mon Sep 17 00:00:00 2001
From: Alon Bar-Lev <alon.barlev@gmail.com>
Date: Sat, 22 Dec 2012 22:37:06 +0200
Subject: [PATCH] cleanup: buffer overflow

---
 src/extra.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/src/extra.c b/src/extra.c
index 3082f82..c7a1ac0 100644
--- a/src/extra.c
+++ b/src/extra.c
@@ -241,6 +241,8 @@ int check_file_head(FILE * fstream, char *algorithm, char *mode,
 		if (m_getbit(6, flags) == 1) { /* if the salt bit is set */
 			if (m_getbit(0, sflag) != 0) { /* if the first bit is set */
 				*salt_size = m_setbit(0, sflag, 0);
+				if (*salt_size > sizeof(tmp_buf))
+					err_quit(_("Salt is too long\n"));
 				if (*salt_size > 0) {
 					fread(tmp_buf, 1, *salt_size,
 					      fstream);
-- 
1.7.8.6