From 69ad3c902ea4bbf9f21ab1857d8923f975dc6145 Mon Sep 17 00:00:00 2001 From: Aki Tuomi Date: Wed, 6 May 2020 13:40:36 +0300 Subject: [PATCH] auth: mech-rpa - Fail on zero len buffer --- src/auth/mech-rpa.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/auth/mech-rpa.c b/src/auth/mech-rpa.c index 08298ebdd6..2de8705b4f 100644 --- a/src/auth/mech-rpa.c +++ b/src/auth/mech-rpa.c @@ -224,7 +224,7 @@ rpa_read_buffer(pool_t pool, const unsigned char **data, return 0; len = *p++; - if (p + len > end) + if (p + len > end || len == 0) return 0; *buffer = p_malloc(pool, len); -- 2.47.3