feat(parser): set fix_available on GitHub Vulnerability findings

Populate fix_available from firstPatchedVersion in the GraphQL response.

Author: jsayerascb

docs/content/supported_tools/parsers/file/github_vulnerability.md

@@ -21,6 +21,8 @@ vulnerabilityAlerts (RepositoryVulnerabilityAlert object)
         + severity (CRITICAL/HIGH/LOW/MODERATE)
         + package (optional)
             + name (optional)
+        + firstPatchedVersion (optional, sets fix_available)
+            + identifier (optional)
         + advisory (SecurityAdvisory object)
             + description
                 + summary

dojo/tools/github_vulnerability/parser.py

@@ -83,6 +83,12 @@ def get_findings(self, filename, test):
                 pkg = vuln.get("package", {})
                 finding.component_name = pkg.get("name")
 
+                first_patched = vuln.get("firstPatchedVersion")
+                finding.fix_available = (
+                    first_patched is not None
+                    and first_patched.get("identifier") is not None
+                )
+
                 if alert.get("createdAt"):
                     finding.date = dateutil.parser.parse(alert.get("createdAt"))
                 if alert.get("state") in {"FIXED", "DISMISSED"}:

unittests/scans/github_vulnerability/github-1-vuln-no-fix.json

@@ -0,0 +1,58 @@
+{
+  "data": {
+    "repository": {
+      "vulnerabilityAlerts": {
+        "nodes": [
+          {
+            "id": "RVA_kwDOLJyUo88AAAABNoFixAv",
+            "createdAt": "2024-03-15T10:00:00Z",
+            "vulnerableManifestPath": "app/package.json",
+            "dependabotUpdate": null,
+            "securityVulnerability": {
+              "severity": "HIGH",
+              "updatedAt": "2024-03-10T12:00:00Z",
+              "package": {
+                "name": "example-package",
+                "ecosystem": "NPM"
+              },
+              "firstPatchedVersion": null,
+              "vulnerableVersionRange": "<= 2.0.0",
+              "advisory": {
+                "description": "Example vulnerability with no fix available yet.",
+                "summary": "Prototype pollution in example-package",
+                "identifiers": [
+                  {
+                    "value": "GHSA-test-no-fix",
+                    "type": "GHSA"
+                  },
+                  {
+                    "value": "CVE-2024-99999",
+                    "type": "CVE"
+                  }
+                ],
+                "references": [
+                  {
+                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-99999"
+                  }
+                ],
+                "cvss": {
+                  "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
+                }
+              }
+            },
+            "state": "OPEN",
+            "vulnerableManifestFilename": "package.json",
+            "vulnerableRequirements": "= 1.5.0",
+            "number": 42,
+            "dependencyScope": "RUNTIME",
+            "dismissComment": null,
+            "dismissReason": null,
+            "dismissedAt": null,
+            "fixedAt": null
+          }
+        ]
+      },
+      "url": "https://github.com/example-org/example-repo"
+    }
+  }
+}

unittests/tools/test_github_vulnerability_parser.py

@@ -313,6 +313,26 @@ def test_parser_version(self):
                 self.assertEqual(finding.component_version, "5.3.29")
                 self.assertAlmostEqual(finding.epss_score, 0.00212, places=5)
                 self.assertAlmostEqual(finding.epss_percentile, 0.44035, places=5)
+                self.assertTrue(finding.fix_available)
+
+    def test_parse_no_fix_available(self):
+        """Finding with null firstPatchedVersion should have fix_available=False"""
+        with (get_unit_tests_scans_path("github_vulnerability") / "github-1-vuln-no-fix.json").open(
+            encoding="utf-8",
+        ) as testfile:
+            parser = GithubVulnerabilityParser()
+            findings = parser.get_findings(testfile, Test())
+            self.assertEqual(1, len(findings))
+            for finding in findings:
+                finding.clean()
+
+            with self.subTest(i=0):
+                finding = findings[0]
+                self.assertEqual(finding.title, "Prototype pollution in example-package")
+                self.assertEqual(finding.severity, "High")
+                self.assertEqual(finding.component_name, "example-package")
+                self.assertEqual(finding.component_version, "1.5.0")
+                self.assertFalse(finding.fix_available)
 
     def test_parse_file_issue_9582(self):
         with (get_unit_tests_scans_path("github_vulnerability") / "issue_9582.json").open(encoding="utf-8") as testfile: