[gnome-continuous-yocto/gnomeostree-3.22-krogoth: 42/246] curl: security fix for CVE-2016-7141
- From: Emmanuele Bassi <ebassi src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gnome-continuous-yocto/gnomeostree-3.22-krogoth: 42/246] curl: security fix for CVE-2016-7141
- Date: Thu, 14 Dec 2017 11:51:43 +0000 (UTC)
commit 6175bd0930e726a81facc394b39956b1aa58e674
Author: Sona Sarmadi <sona sarmadi enea com>
Date: Thu Sep 8 15:33:50 2016 +0200
curl: security fix for CVE-2016-7141
Affected versions:
Affected versions: libcurl 7.19.6 to and including 7.50.1
Not affected versions: libcurl >= 7.50.2
Reference to upstream patch:
https://curl.haxx.se/CVE-2016-7141.patch
(From OE-Core rev: fb8f291d9ea2ebc011403f72cb91af372a795091)
Signed-off-by: Sona Sarmadi <sona sarmadi enea com>
Signed-off-by: Armin Kuster <akuster808 gmail com>
Signed-off-by: Richard Purdie <richard purdie linuxfoundation org>
meta/recipes-support/curl/curl/CVE-2016-7141.patch | 50 ++++++++++++++++++++
meta/recipes-support/curl/curl_7.47.1.bb | 1 +
2 files changed, 51 insertions(+), 0 deletions(-)
---
diff --git a/meta/recipes-support/curl/curl/CVE-2016-7141.patch
b/meta/recipes-support/curl/curl/CVE-2016-7141.patch
new file mode 100644
index 0000000..eb03afd
--- /dev/null
+++ b/meta/recipes-support/curl/curl/CVE-2016-7141.patch
@@ -0,0 +1,50 @@
+From 7700fcba64bf5806de28f6c1c7da3b4f0b38567d Mon Sep 17 00:00:00 2001
+From: Kamil Dudka <kdudka redhat com>
+Date: Mon, 22 Aug 2016 10:24:35 +0200
+Subject: [PATCH] nss: refuse previously loaded certificate from file
+
+... when we are not asked to use a certificate from file
+
+Bug: https://curl.haxx.se/docs/adv_20160907.html
+Reported-by: kdudka redhat com
+
+Upstream-Status: Backport
+https://curl.haxx.se/CVE-2016-5421.patch
+
+CVE: CVE-2016-7141
+Signed-off-by: Sona Sarmadi <sona sarmadi enea com>
+---
+ lib/vtls/nss.c | 8 +++++++-
+ 1 file changed, 7 insertions(+), 1 deletion(-)
+
+diff --git a/lib/vtls/nss.c b/lib/vtls/nss.c
+index 20c4277..cfb2263 100644
+--- a/lib/vtls/nss.c
++++ b/lib/vtls/nss.c
+@@ -1002,10 +1002,10 @@ static SECStatus SelectClientCert(void *arg, PRFileDesc *sock,
+ struct ssl_connect_data *connssl = (struct ssl_connect_data *)arg;
+ struct Curl_easy *data = connssl->data;
+ const char *nickname = connssl->client_nickname;
++ static const char pem_slotname[] = "PEM Token #1";
+
+ if(connssl->obj_clicert) {
+ /* use the cert/key provided by PEM reader */
+- static const char pem_slotname[] = "PEM Token #1";
+ SECItem cert_der = { 0, NULL, 0 };
+ void *proto_win = SSL_RevealPinArg(sock);
+ struct CERTCertificateStr *cert;
+@@ -1067,6 +1067,12 @@ static SECStatus SelectClientCert(void *arg, PRFileDesc *sock,
+ if(NULL == nickname)
+ nickname = "[unknown]";
+
++ if(!strncmp(nickname, pem_slotname, sizeof(pem_slotname) - 1U)) {
++ failf(data, "NSS: refusing previously loaded certificate from file: %s",
++ nickname);
++ return SECFailure;
++ }
++
+ if(NULL == *pRetKey) {
+ failf(data, "NSS: private key not found for certificate: %s", nickname);
+ return SECFailure;
+--
+2.7.4
diff --git a/meta/recipes-support/curl/curl_7.47.1.bb b/meta/recipes-support/curl/curl_7.47.1.bb
index 6c71760..3670a11 100644
--- a/meta/recipes-support/curl/curl_7.47.1.bb
+++ b/meta/recipes-support/curl/curl_7.47.1.bb
@@ -14,6 +14,7 @@ SRC_URI += " file://configure_ac.patch \
file://CVE-2016-5419.patch \
file://CVE-2016-5420.patch \
file://CVE-2016-5421.patch \
+ file://CVE-2016-7141.patch \
"
SRC_URI[md5sum] = "9ea3123449439bbd960cd25cf98796fb"
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