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authoryanjun.zhu <yanjun.zhu@windriver.com>2012-11-30 19:08:56 +0800
committerRichard Purdie <richard.purdie@linuxfoundation.org>2012-12-03 15:21:01 +0000
commit821401df8cd79e4878ad87f918b1ce8d0da141ec (patch)
treea5c3a1c934e1a1dc1474f8dc4489963be21eddd0 /meta/recipes-support/libproxy
parent972ea6c674e10cf23bedbbc581b78baa3f7c7b9b (diff)
downloadopenembedded-core-821401df8cd79e4878ad87f918b1ce8d0da141ec.tar.gz
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libproxy: Fix for CVE-2012-4504
Reference:https://code.google.com/p/libproxy/source/detail?r=853 Stack-based buffer overflow in the url::get_pac function in url.cpp in libproxy 0.4.x before 0.4.9 allows remote servers to have an unspecified impact via a large proxy.pac file. http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2012-4504 [YOCTO #3487] Signed-off-by: yanjun.zhu <yanjun.zhu@windriver.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-support/libproxy')
-rw-r--r--meta/recipes-support/libproxy/libproxy/libproxy-0.4.7-CVE-2012-4504.patch29
-rw-r--r--meta/recipes-support/libproxy/libproxy_0.4.7.bb1
2 files changed, 30 insertions, 0 deletions
diff --git a/meta/recipes-support/libproxy/libproxy/libproxy-0.4.7-CVE-2012-4504.patch b/meta/recipes-support/libproxy/libproxy/libproxy-0.4.7-CVE-2012-4504.patch
new file mode 100644
index 0000000000..7f2d93a937
--- /dev/null
+++ b/meta/recipes-support/libproxy/libproxy/libproxy-0.4.7-CVE-2012-4504.patch
@@ -0,0 +1,29 @@
+Upstream-Status: Backport
+
+libproxy - CVE-2012-4504:
+
+Reference:https://code.google.com/p/libproxy/source/detail?r=853
+
+Stack-based buffer overflow in the url::get_pac function in url.cpp
+in libproxy 0.4.x before 0.4.9 allows remote servers to have an
+unspecified impact via a large proxy.pac file.
+
+http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2012-4504
+
+Signed-off-by: yanjun.zhu <yanjun.zhu@windriver.com>
+
+diff -urpN a/libproxy/url.cpp b/libproxy/url.cpp
+--- a/libproxy/url.cpp 2012-11-26 10:08:47.000000000 +0800
++++ b/libproxy/url.cpp 2012-11-26 10:05:54.000000000 +0800
+@@ -472,9 +472,10 @@ char* url::get_pac() {
+ // Add this chunk to our content length,
+ // ensuring that we aren't over our max size
+ content_length += chunk_length;
+- if (content_length >= PAC_MAX_SIZE) break;
+ }
+
++ if (content_length >= PAC_MAX_SIZE) break;
++
+ while (recvd != content_length) {
+ int r = recv(sock, buffer + recvd, content_length - recvd, 0);
+ if (r < 0) break;
diff --git a/meta/recipes-support/libproxy/libproxy_0.4.7.bb b/meta/recipes-support/libproxy/libproxy_0.4.7.bb
index c6a733a1df..510c6b7c4e 100644
--- a/meta/recipes-support/libproxy/libproxy_0.4.7.bb
+++ b/meta/recipes-support/libproxy/libproxy_0.4.7.bb
@@ -13,6 +13,7 @@ PR = "r5"
SRC_URI = "http://libproxy.googlecode.com/files/libproxy-${PV}.tar.gz \
file://g++-namepace.patch \
file://libproxy_fix_for_gcc4.7.patch \
+ file://libproxy-0.4.7-CVE-2012-4504.patch \
"
SRC_URI[md5sum] = "509e03a488a61cd62bfbaf3ab6a2a7a5"