Adapt to github upstream data bug

Signed-off-by: Shivam Sandbhor <shivam.sandbhor@gmail.com>

Author: sbs2001

vulnerabilities/importers/github.py

@@ -155,7 +155,11 @@ def process_name(ecosystem: str, pkg_name: str) -> Optional[Tuple[Optional[str],
             return ns, name
 
         if ecosystem == "COMPOSER":
-            vendor, name = pkg_name.split("/")
+            try:
+                vendor, name = pkg_name.split("/")
+            except ValueError:
+                # TODO log this
+                return None
             return vendor, name
 
         if ecosystem == "NUGET" or ecosystem == "PIP" or ecosystem == "RUBYGEMS":

vulnerabilities/package_managers.py

@@ -309,13 +309,18 @@ async def load_api(self, pkg_set):
 
     async def fetch(self, pkg, session) -> None:
         endpoint = self.composer_url(pkg)
-        resp = await session.request(method="GET", url=endpoint)
-        resp = await resp.json()
-        self.cache[pkg] = self.extract_versions(resp, pkg)
+        if endpoint:
+            resp = await session.request(method="GET", url=endpoint)
+            resp = await resp.json()
+            self.cache[pkg] = self.extract_versions(resp, pkg)
 
     @staticmethod
     def composer_url(pkg_name: str) -> str:
-        vendor, name = pkg_name.split("/")
+        try:
+            vendor, name = pkg_name.split("/")
+        except ValueError:
+            # TODO Log this
+            return None
         return f"https://repo.packagist.org/p/{vendor}/{name}.json"
 
     @staticmethod