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authorGravatar Thomas Petazzoni <thomas.petazzoni@bootlin.com>2021-01-31 14:38:16 +0100
committerGravatar Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>2021-02-02 20:16:59 +0100
commit201e74bf9daecab9b93f23f78b29ea031652bdb4 (patch)
tree6e33b58cad2aafe97b890aa5bfa95ea61d95bcab
parentba8e4767d03ac8ecc06536b750399221d7153307 (diff)
downloadbuildroot-201e74bf9daecab9b93f23f78b29ea031652bdb4.tar.gz
buildroot-201e74bf9daecab9b93f23f78b29ea031652bdb4.tar.bz2
support/scripts/pkg-stats: check CPE existence in CPE dictionnary
This commit extends pkg-stats to leverage the recently introduced CPEDB class to verify that the CPEs provided by Buildroot packages are indeed known in the official CPE dictionnary provided by NVD. Co-Developed-by: Grégory Clement <gregory.clement@bootlin.com> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com> Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
-rwxr-xr-xsupport/scripts/pkg-stats30
1 files changed, 21 insertions, 9 deletions
diff --git a/support/scripts/pkg-stats b/support/scripts/pkg-stats
index ac490a8d8f..404903e48f 100755
--- a/support/scripts/pkg-stats
+++ b/support/scripts/pkg-stats
@@ -32,7 +32,7 @@ brpath = os.path.normpath(os.path.join(os.path.dirname(__file__), "..", ".."))
sys.path.append(os.path.join(brpath, "utils"))
from getdeveloperlib import parse_developers # noqa: E402
-
+from cpedb import CPEDB # noqa: E402
INFRA_RE = re.compile(r"\$\(eval \$\(([a-z-]*)-package\)\)")
URL_RE = re.compile(r"\s*https?://\S*\s*$")
@@ -225,7 +225,8 @@ class Package:
if var in self.all_cpeids:
self.cpeid = self.all_cpeids[var]
- self.status['cpe'] = ("ok", "verified CPE identifier")
+ # Set a preliminary status, it might be overridden by check_package_cpes()
+ self.status['cpe'] = ("warning", "not checked against CPE dictionnary")
else:
self.status['cpe'] = ("error", "no verified CPE identifier")
@@ -600,6 +601,18 @@ def check_package_cves(nvd_path, packages):
pkg.status['cve'] = ("ok", "not affected by CVEs")
+def check_package_cpes(nvd_path, packages):
+ cpedb = CPEDB(nvd_path)
+ cpedb.get_xml_dict()
+ for p in packages:
+ if not p.cpeid:
+ continue
+ if cpedb.find(p.cpeid):
+ p.status['cpe'] = ("ok", "verified CPE identifier")
+ else:
+ p.status['cpe'] = ("error", "CPE identifier unknown in CPE database")
+
+
def calculate_stats(packages):
stats = defaultdict(int)
stats['packages'] = len(packages)
@@ -898,19 +911,17 @@ def dump_html_pkg(f, pkg):
# CPE ID
td_class = ["left"]
- if pkg.status['cpe'][0] == "ok":
+ if pkg.is_status_ok("cpe"):
td_class.append("cpe-ok")
- elif pkg.status['cpe'][0] == "error":
+ elif pkg.is_status_error("cpe"):
td_class.append("cpe-nok")
else:
td_class.append("cpe-unknown")
f.write(" <td class=\"%s\">\n" % " ".join(td_class))
- if pkg.status['cpe'][0] == "ok":
+ if pkg.cpeid:
f.write(" <code>%s</code>\n" % pkg.cpeid)
- elif pkg.status['cpe'][0] == "error":
- f.write(" N/A\n")
- else:
- f.write(" %s\n" % pkg.status['cpe'][1])
+ if not pkg.is_status_ok("cpe"):
+ f.write(" %s%s\n" % ("<br/>" if pkg.cpeid else "", pkg.status['cpe'][1]))
f.write(" </td>\n")
f.write(" </tr>\n")
@@ -1106,6 +1117,7 @@ def __main__():
if args.nvd_path:
print("Checking packages CVEs")
check_package_cves(args.nvd_path, packages)
+ check_package_cpes(args.nvd_path, packages)
print("Calculate stats")
stats = calculate_stats(packages)
if args.html: