diff options
| -rw-r--r-- | meta/recipes-support/curl/curl/CVE-2018-14618.patch | 37 | ||||
| -rw-r--r-- | meta/recipes-support/curl/curl_7.61.0.bb | 1 |
2 files changed, 38 insertions, 0 deletions
diff --git a/meta/recipes-support/curl/curl/CVE-2018-14618.patch b/meta/recipes-support/curl/curl/CVE-2018-14618.patch new file mode 100644 index 0000000000..db07b436d3 --- /dev/null +++ b/meta/recipes-support/curl/curl/CVE-2018-14618.patch @@ -0,0 +1,37 @@ +From 57d299a499155d4b327e341c6024e293b0418243 Mon Sep 17 00:00:00 2001 +From: Daniel Stenberg <daniel@haxx.se> +Date: Mon, 13 Aug 2018 10:35:52 +0200 +Subject: [PATCH] Curl_ntlm_core_mk_nt_hash: return error on too long password + +... since it would cause an integer overflow if longer than (max size_t +/ 2). + +This is CVE-2018-14618 + +Bug: https://curl.haxx.se/docs/CVE-2018-14618.html +Closes #2756 +Reported-by: Zhaoyang Wu + +CVE: CVE-2018-14618 +Upstream-Status: Backport +Signed-off-by: Zhixiong Chi <zhixiong.chi@windriver.com> +--- + lib/curl_ntlm_core.c | 5 ++++- + 1 file changed, 4 insertions(+), 1 deletion(-) + +diff --git a/lib/curl_ntlm_core.c b/lib/curl_ntlm_core.c +index e27cab353c..922e85a926 100644 +--- a/lib/curl_ntlm_core.c ++++ b/lib/curl_ntlm_core.c +@@ -557,8 +557,11 @@ CURLcode Curl_ntlm_core_mk_nt_hash(struct Curl_easy *data, + unsigned char *ntbuffer /* 21 bytes */) + { + size_t len = strlen(password); +- unsigned char *pw = len ? malloc(len * 2) : strdup(""); ++ unsigned char *pw; + CURLcode result; ++ if(len > SIZE_T_MAX/2) /* avoid integer overflow */ ++ return CURLE_OUT_OF_MEMORY; ++ pw = len ? malloc(len * 2) : strdup(""); + if(!pw) + return CURLE_OUT_OF_MEMORY; diff --git a/meta/recipes-support/curl/curl_7.61.0.bb b/meta/recipes-support/curl/curl_7.61.0.bb index cabfcffc62..4f408d2aaa 100644 --- a/meta/recipes-support/curl/curl_7.61.0.bb +++ b/meta/recipes-support/curl/curl_7.61.0.bb @@ -7,6 +7,7 @@ LIC_FILES_CHKSUM = "file://COPYING;beginline=8;md5=3a34942f4ae3fbf1a303160714e66 SRC_URI = "http://curl.haxx.se/download/curl-${PV}.tar.bz2 \ file://0001-replace-krb5-config-with-pkg-config.patch \ + file://CVE-2018-14618.patch \ " SRC_URI[md5sum] = "31d0a9f48dc796a7db351898a1e5058a" |