This patches miss the .patch or .diff suffix.
diff --git a/meta/recipes-extended/unzip/unzip_6.0.bb b/meta/recipes-extended/unzip/unzip_6.0.bb
index d6c0ee0..53b5d78 100644
--- a/meta/recipes-extended/unzip/unzip_6.0.bb
+++ b/meta/recipes-extended/unzip/unzip_6.0.bb
@@ -12,6 +12,7 @@ SRC_URI = "ftp://ftp.info-zip.org/pub/infozip/src/unzip60.tgz \
file://09-cve-2014-8139-crc-overflow \
file://10-cve-2014-8140-test-compr-eb \
file://11-cve-2014-8141-getzip64data \
file://12-cve-2014-9636-test-compr-eb \
