1 From 7510ee2877368464ecce7de515ce056e08c75245 Mon Sep 17 00:00:00 2001
2 From: Mingli Yu <Mingli.Yu@windriver.com>
3 Date: Fri, 12 Apr 2019 10:30:14 +0800
4 Subject: [PATCH] nettle-pbkdf2.c: change the initialization for salt
6 use malloc and strncpy altogether to replace
7 strdup for salt initialization to fix below
9 # echo -n passwd| nettle-pbkdf2 -i 1 -l 16 salt
10 [65534.886509] nettle-pbkdf2[708]: segfault at 1f594260 ip 00007f3332256998 sp 00007fff60d44410 error 4 in libnettle.so.6.5[7f3332244000+1d00]
11 [65534.887525] Code: e8 6d db fe ff 44 01 6d 68 48 83 c4 08 5b 5d 41 5c 41 5d 41 5e 41 5f c3 66 2e 0f 1f 84 00 00 00 00 00 49 89 dc e9 68 ff f
14 Upstream-Status: Submitted[http://lists.lysator.liu.se/pipermail/nettle-bugs/2019/007467.html]
16 Signed-off-by: Mingli Yu <Mingli.Yu@windriver.com>
18 tools/nettle-pbkdf2.c | 5 ++++-
19 1 file changed, 4 insertions(+), 1 deletion(-)
21 diff --git a/tools/nettle-pbkdf2.c b/tools/nettle-pbkdf2.c
22 index 1f0a301..000acd3 100644
23 --- a/tools/nettle-pbkdf2.c
24 +++ b/tools/nettle-pbkdf2.c
25 @@ -141,7 +141,10 @@ main (int argc, char **argv)
29 - salt = strdup (argv[0]);
30 + salt = malloc (strlen(argv[0]) + 1);
32 + die ("Failed to allocate memory for salt\n");
33 + strncpy(salt, argv[0], sizeof(salt) - 1);
34 salt_length = strlen(argv[0]);