{"id":"UBUNTU-CVE-2016-7167","details":"Multiple integer overflows in the (1) curl_escape, (2) curl_easy_escape, (3) curl_unescape, and (4) curl_easy_unescape functions in libcurl before 7.50.3 allow attackers to have unspecified impact via a string of length 0xffffffff, which triggers a heap-based buffer overflow.","modified":"2026-01-30T00:49:00.404648Z","published":"2016-10-07T00:00:00Z","related":["USN-3123-1"],"upstream":["CVE-2016-7167"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-7167"},{"type":"REPORT","url":"http://openwall.com/lists/oss-security/2016/09/14/1"},{"type":"REPORT","url":"https://curl.haxx.se/docs/adv_20160914.html"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3123-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2016-7167"}],"affected":[{"package":{"name":"curl","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/curl@7.35.0-1ubuntu2.10?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.35.0-1ubuntu2.10"}]}],"versions":["7.32.0-1ubuntu1","7.33.0-1ubuntu1","7.34.0-1ubuntu1","7.35.0-1ubuntu1","7.35.0-1ubuntu2","7.35.0-1ubuntu2.1","7.35.0-1ubuntu2.2","7.35.0-1ubuntu2.3","7.35.0-1ubuntu2.5","7.35.0-1ubuntu2.6","7.35.0-1ubuntu2.7","7.35.0-1ubuntu2.8","7.35.0-1ubuntu2.9"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"7.35.0-1ubuntu2.10","binary_name":"curl"},{"binary_version":"7.35.0-1ubuntu2.10","binary_name":"libcurl3"},{"binary_version":"7.35.0-1ubuntu2.10","binary_name":"libcurl3-gnutls"},{"binary_version":"7.35.0-1ubuntu2.10","binary_name":"libcurl3-nss"},{"binary_version":"7.35.0-1ubuntu2.10","binary_name":"libcurl4-gnutls-dev"},{"binary_version":"7.35.0-1ubuntu2.10","binary_name":"libcurl4-nss-dev"},{"binary_version":"7.35.0-1ubuntu2.10","binary_name":"libcurl4-openssl-dev"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-7167.json"}},{"package":{"name":"curl","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/curl@7.47.0-1ubuntu2.2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.47.0-1ubuntu2.2"}]}],"versions":["7.43.0-1ubuntu2","7.45.0-1ubuntu1","7.46.0-1ubuntu1","7.47.0-1ubuntu1","7.47.0-1ubuntu2","7.47.0-1ubuntu2.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"7.47.0-1ubuntu2.2","binary_name":"curl"},{"binary_version":"7.47.0-1ubuntu2.2","binary_name":"libcurl3"},{"binary_version":"7.47.0-1ubuntu2.2","binary_name":"libcurl3-gnutls"},{"binary_version":"7.47.0-1ubuntu2.2","binary_name":"libcurl3-nss"},{"binary_version":"7.47.0-1ubuntu2.2","binary_name":"libcurl4-gnutls-dev"},{"binary_version":"7.47.0-1ubuntu2.2","binary_name":"libcurl4-nss-dev"},{"binary_version":"7.47.0-1ubuntu2.2","binary_name":"libcurl4-openssl-dev"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-7167.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"low"}]}