diff options
Diffstat (limited to 'external/poky/meta/recipes-core/meta/cve-update-db-native.bb')
| -rw-r--r-- | external/poky/meta/recipes-core/meta/cve-update-db-native.bb | 37 |
1 files changed, 29 insertions, 8 deletions
diff --git a/external/poky/meta/recipes-core/meta/cve-update-db-native.bb b/external/poky/meta/recipes-core/meta/cve-update-db-native.bb index db1d69a2..32d6dbdf 100644 --- a/external/poky/meta/recipes-core/meta/cve-update-db-native.bb +++ b/external/poky/meta/recipes-core/meta/cve-update-db-native.bb @@ -13,8 +13,15 @@ deltask do_install deltask do_populate_sysroot python () { - if not d.getVar("CVE_CHECK_DB_FILE"): + cve_check_db_file = d.getVar("CVE_CHECK_DB_FILE") + if not cve_check_db_file: raise bb.parse.SkipRecipe("Skip recipe when cve-check class is not loaded.") + + if os.path.exists("%s-journal" % cve_check_db_file ): + os.remove("%s-journal" % cve_check_db_file) + + if os.path.exists(cve_check_db_file): + os.remove(cve_check_db_file) } python do_populate_cve_db() { @@ -27,7 +34,7 @@ python do_populate_cve_db() { bb.utils.export_proxies(d) - BASE_URL = "https://nvd.nist.gov/feeds/json/cve/1.0/nvdcve-1.0-" + BASE_URL = "https://nvd.nist.gov/feeds/json/cve/1.1/nvdcve-1.1-" YEAR_START = 2002 db_file = d.getVar("CVE_CHECK_DB_FILE") @@ -59,7 +66,13 @@ python do_populate_cve_db() { json_url = year_url + ".json.gz" # Retrieve meta last modified date - response = urllib.request.urlopen(meta_url) + try: + response = urllib.request.urlopen(meta_url) + except urllib.error.URLError as e: + cve_f.write('Warning: CVE db update error, Unable to fetch CVE data.\n\n') + bb.warn("Failed to fetch CVE data (%s)" % e.reason) + return + if response: for l in response.read().decode("utf-8").splitlines(): key, value = l.split(":", 1) @@ -122,9 +135,12 @@ def parse_node_and_insert(c, node, cveId): product = cpe23[4] version = cpe23[5] - if version != '*': + if version != '*' and version != '-': # Version is defined, this is a '=' match yield [cveId, vendor, product, version, '=', '', ''] + elif version == '-': + # no version information is available + yield [cveId, vendor, product, version, '', '', ''] else: # Parse start version, end version and operators op_start = '' @@ -160,15 +176,20 @@ def update_db(c, jsondata): if not elt['impact']: continue + accessVector = None cveId = elt['cve']['CVE_data_meta']['ID'] cveDesc = elt['cve']['description']['description_data'][0]['value'] date = elt['lastModifiedDate'] - accessVector = elt['impact']['baseMetricV2']['cvssV2']['accessVector'] - cvssv2 = elt['impact']['baseMetricV2']['cvssV2']['baseScore'] - try: + accessVector = elt['impact']['baseMetricV2']['cvssV2']['accessVector'] + cvssv2 = elt['impact']['baseMetricV2']['cvssV2']['baseScore'] + except KeyError: + cvssv2 = 0.0 + try: + accessVector = accessVector or elt['impact']['baseMetricV3']['cvssV3']['attackVector'] cvssv3 = elt['impact']['baseMetricV3']['cvssV3']['baseScore'] - except: + except KeyError: + accessVector = accessVector or "UNKNOWN" cvssv3 = 0.0 c.execute("insert or replace into NVD values (?, ?, ?, ?, ?, ?)", |