{"id":"USN-5531-1","summary":"protobuf-c vulnerability","details":"Pietro Borrello discovered that protobuf-c contained an invalid\narithmetic shift. This vulnerability allowed attackers to cause a\ndenial of service (system crash) via unspecified vectors\n(CVE-2022-33070).\n\nIt was discovered that protobuf-c contained an unsigned integer\noverflow. This vulnerability allowed attackers to cause a denial of\nservice (system crash) via unspecified vectors.\n\nTodd Miller discovered that protobuf-c contained a possible NULL\ndereference. This could cause a vulnerability that allowed attackers to\ncause a denial of service (system crash) via unspecified vectors.\n","modified":"2026-04-27T19:19:35.611825Z","published":"2022-07-26T16:28:27Z","related":["UBUNTU-CVE-2022-33070"],"upstream":["CVE-2022-33070","UBUNTU-CVE-2022-33070"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5531-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-33070"}],"affected":[{"package":{"name":"protobuf-c","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/protobuf-c@1.3.3-1ubuntu0.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.3-1ubuntu0.1"}]}],"versions":["1.3.1-1build1","1.3.2-1","1.3.3-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libprotobuf-c1","binary_version":"1.3.3-1ubuntu0.1"},{"binary_name":"protobuf-c-compiler","binary_version":"1.3.3-1ubuntu0.1"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2022-33070","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5531-1.json"}},{"package":{"name":"protobuf-c","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/protobuf-c@1.3.3-1ubuntu2.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.3-1ubuntu2.1"}]}],"versions":["1.3.3-1build2","1.3.3-1ubuntu1","1.3.3-1ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_name":"libprotobuf-c1","binary_version":"1.3.3-1ubuntu2.1"},{"binary_name":"protobuf-c-compiler","binary_version":"1.3.3-1ubuntu2.1"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2022-33070","severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:22.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5531-1.json"}}],"schema_version":"1.7.5"}