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openSUSE:Step:15
curl-mini.21972
curl-CVE-2018-16890.patch
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File curl-CVE-2018-16890.patch of Package curl-mini.21972
From a54ba07a3a01f21de64ecabaafcc01b40b9db5a4 Mon Sep 17 00:00:00 2001 From: Daniel Stenberg <daniel@haxx.se> Date: Wed, 2 Jan 2019 20:33:08 +0100 Subject: [PATCH 1/3] NTLM: fix size check condition for type2 received data Reported-by: Wenxiang Qian --- lib/vauth/ntlm.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) Index: curl-7.60.0/lib/vauth/ntlm.c =================================================================== --- curl-7.60.0.orig/lib/vauth/ntlm.c +++ curl-7.60.0/lib/vauth/ntlm.c @@ -5,7 +5,7 @@ * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * - * Copyright (C) 1998 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al. + * Copyright (C) 1998 - 2019, Daniel Stenberg, <daniel@haxx.se>, et al. * * This software is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms @@ -182,10 +182,11 @@ static CURLcode ntlm_decode_type2_target target_info_len = Curl_read16_le(&buffer[40]); target_info_offset = Curl_read32_le(&buffer[44]); if(target_info_len > 0) { - if(((target_info_offset + target_info_len) > size) || + if((target_info_offset >= size) || + ((target_info_offset + target_info_len) > size) || (target_info_offset < 48)) { infof(data, "NTLM handshake failure (bad type-2 message). " - "Target Info Offset Len is set incorrect by the peer\n"); + "Target Info Offset Len is set incorrect by the peer\n"); return CURLE_BAD_CONTENT_ENCODING; }
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