--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/components/unzip/patches/07_CVE-2016-9844.patch Thu Jan 12 01:56:35 2017 -0800
@@ -0,0 +1,26 @@
+Patch based on http://seclists.org/oss-sec/2016/q4/600
+The community plans to fix this security vulnerability in a future
+release, so we will not pass this patch to the community.
+
+--- unzip60/zipinfo.c 2017-01-12 01:09:21.487547363 -0800
++++ unzip60/zipinfo.c.new 2017-01-12 01:13:38.476562067 -0800
+@@ -1987,7 +1987,18 @@
+ ush dnum=(ush)((G.crec.general_purpose_bit_flag>>1) & 3);
+ methbuf[3] = dtype[dnum];
+ } else if (methnum >= NUM_METHODS) { /* unknown */
+- sprintf(&methbuf[1], "%03u", G.crec.compression_method);
++ /* 2016-12-05 SMS.
++ * https://launchpad.net/bugs/1643750
++ * Unexpectedly large compression methods overflow
++ * &methbuf[]. Use the old, three-digit decimal format
++ * for values which fit. Otherwise, sacrifice the "u",
++ * and use four-digit hexadecimal.
++ */
++ if (G.crec.compression_method <= 999) {
++ sprintf(&methbuf[1], "%03u", G.crec.compression_method);
++ } else {
++ sprintf(&methbuf[0], "%04X", G.crec.compression_method);
++ }
+ }
+
+ for (k = 0; k < 15; ++k)