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authorBenoît Ganne <bganne@cisco.com>2021-10-11 13:49:59 +0200
committerOle Tr�an <otroan@employees.org>2021-10-27 08:21:25 +0000
commit2b9a4bf3b307870324715bab698204f286368cc0 (patch)
tree8c1c3e90a85f3ef4916855809e1da1883603f446 /src/vlibmemory
parent93bca19f1e1026a5b49fbd42ec07721a9b83175c (diff)
api: fix buffer overflow in vl_msg_replay_json
cJSON_Parse() and vlib_cli_output() expect a NULL-terminated C-string. Type: fix Fixes: 36217e3ca8a1ca2e7a341b6b44ffc25e6497191c Change-Id: Id9819314fcd332c6076d1330b3433885fff07e36 Signed-off-by: Benoît Ganne <bganne@cisco.com>
Diffstat (limited to 'src/vlibmemory')
-rw-r--r--src/vlibmemory/vlib_api_cli.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/vlibmemory/vlib_api_cli.c b/src/vlibmemory/vlib_api_cli.c
index 268b682f09a..afd145fe620 100644
--- a/src/vlibmemory/vlib_api_cli.c
+++ b/src/vlibmemory/vlib_api_cli.c
@@ -785,6 +785,10 @@ vl_msg_read_file (FILE *f)
while ((n = fread (buf, 1, bufsize, f)))
vec_add (v, buf, n);
+ /* most callers expect a NULL-terminated C-string */
+ if (v)
+ vec_add1 (v, 0);
+
return v;
}