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-rw-r--r--meta/recipes-support/libproxy/libproxy/libproxy-0.4.7-CVE-2012-4504.patch29
1 files changed, 29 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 0000000..7f2d93a
--- /dev/null
+++ b/meta/recipes-support/libproxy/libproxy/libproxy-0.4.7-CVE-2012-4504.patch
@@ -0,0 +1,29 @@
1Upstream-Status: Backport
2
3libproxy - CVE-2012-4504:
4
5Reference:https://code.google.com/p/libproxy/source/detail?r=853
6
7Stack-based buffer overflow in the url::get_pac function in url.cpp
8in libproxy 0.4.x before 0.4.9 allows remote servers to have an
9unspecified impact via a large proxy.pac file.
10
11http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2012-4504
12
13Signed-off-by: yanjun.zhu <yanjun.zhu@windriver.com>
14
15diff -urpN a/libproxy/url.cpp b/libproxy/url.cpp
16--- a/libproxy/url.cpp 2012-11-26 10:08:47.000000000 +0800
17+++ b/libproxy/url.cpp 2012-11-26 10:05:54.000000000 +0800
18@@ -472,9 +472,10 @@ char* url::get_pac() {
19 // Add this chunk to our content length,
20 // ensuring that we aren't over our max size
21 content_length += chunk_length;
22- if (content_length >= PAC_MAX_SIZE) break;
23 }
24
25+ if (content_length >= PAC_MAX_SIZE) break;
26+
27 while (recvd != content_length) {
28 int r = recv(sock, buffer + recvd, content_length - recvd, 0);
29 if (r < 0) break;