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-rw-r--r--gnu/local.mk1
-rw-r--r--gnu/packages/patches/miniupnpc-CVE-2017-8798.patch55
-rw-r--r--gnu/packages/upnp.scm1
3 files changed, 57 insertions, 0 deletions
diff --git a/gnu/local.mk b/gnu/local.mk
index 5c48e1ba46..b7800a4205 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -807,6 +807,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/mesa-wayland-egl-symbols-check-mips.patch	\
   %D%/packages/patches/metabat-remove-compilation-date.patch	\
   %D%/packages/patches/mhash-keygen-test-segfault.patch		\
+  %D%/packages/patches/miniupnpc-CVE-2017-8798.patch		\
   %D%/packages/patches/mingw-w64-5.0rc2-gcc-4.9.3.patch		\
   %D%/packages/patches/mpc123-initialize-ao.patch		\
   %D%/packages/patches/module-init-tools-moduledir.patch	\
diff --git a/gnu/packages/patches/miniupnpc-CVE-2017-8798.patch b/gnu/packages/patches/miniupnpc-CVE-2017-8798.patch
new file mode 100644
index 0000000000..24eed60af9
--- /dev/null
+++ b/gnu/packages/patches/miniupnpc-CVE-2017-8798.patch
@@ -0,0 +1,55 @@
+Fix CVE-2017-8798.
+
+https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-8798
+http://seclists.org/oss-sec/2017/q2/247
+
+Patch copied from upstream source repository, with Changelog entry removed:
+
+https://github.com/miniupnp/miniupnp/commit/f0f1f4b22d6a98536377a1bb07e7c20e4703d229
+
+diff --git a/miniwget.c b/miniwget.c
+index 37cb47b..1eda57c 100644
+--- a/miniwget.c
++++ b/miniwget.c
+@@ -284,11 +284,12 @@ getHTTPResponse(int s, int * size, int * status_code)
+ 							goto end_of_stream;
+ 						}
+ 					}
+-					bytestocopy = ((int)chunksize < (n - i))?chunksize:(unsigned int)(n - i);
++					/* it is guaranteed that (n >= i) */
++					bytestocopy = (chunksize < (unsigned int)(n - i))?chunksize:(unsigned int)(n - i);
+ 					if((content_buf_used + bytestocopy) > content_buf_len)
+ 					{
+ 						char * tmp;
+-						if(content_length >= (int)(content_buf_used + bytestocopy)) {
++						if((content_length >= 0) && ((unsigned int)content_length >= (content_buf_used + bytestocopy))) {
+ 							content_buf_len = content_length;
+ 						} else {
+ 							content_buf_len = content_buf_used + bytestocopy;
+@@ -313,14 +314,15 @@ getHTTPResponse(int s, int * size, int * status_code)
+ 			{
+ 				/* not chunked */
+ 				if(content_length > 0
+-				   && (int)(content_buf_used + n) > content_length) {
++				   && (content_buf_used + n) > (unsigned int)content_length) {
+ 					/* skipping additional bytes */
+ 					n = content_length - content_buf_used;
+ 				}
+ 				if(content_buf_used + n > content_buf_len)
+ 				{
+ 					char * tmp;
+-					if(content_length >= (int)(content_buf_used + n)) {
++					if(content_length >= 0
++					   && (unsigned int)content_length >= (content_buf_used + n)) {
+ 						content_buf_len = content_length;
+ 					} else {
+ 						content_buf_len = content_buf_used + n;
+@@ -340,7 +342,7 @@ getHTTPResponse(int s, int * size, int * status_code)
+ 			}
+ 		}
+ 		/* use the Content-Length header value if available */
+-		if(content_length > 0 && (int)content_buf_used >= content_length)
++		if(content_length > 0 && content_buf_used >= (unsigned int)content_length)
+ 		{
+ #ifdef DEBUG
+ 			printf("End of HTTP content\n");
diff --git a/gnu/packages/upnp.scm b/gnu/packages/upnp.scm
index a3a6e848fb..645e9a6573 100644
--- a/gnu/packages/upnp.scm
+++ b/gnu/packages/upnp.scm
@@ -34,6 +34,7 @@
        (method url-fetch)
        (uri (string-append "https://miniupnp.tuxfamily.org/files/"
                            name "-" version ".tar.gz"))
+       (patches (search-patches "miniupnpc-CVE-2017-8798.patch"))
        (sha256
         (base32 "0n11m2wq812zms5b21h8ihw1kbyaihj9nqjiida0hskf4dmw4m13"))))
     (build-system gnu-build-system)