{"id":"USN-8670-2","summary":"curl vulnerability","details":"USN-8670-1 fixed a vulnerability in curl. This update provides the\ncorresponding update for Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu\n22.04 LTS.\n\nOriginal advisory details:\n\n Joshua Rogers discovered that curl incorrectly handled reusing\n connections when client certificate settings changed. This could result\n in the wrong client certificates being used, contrary to expectations.","modified":"2026-08-26T07:12:50.178223183Z","published":"2026-08-25T16:30:06Z","related":["UBUNTU-CVE-2026-8932"],"upstream":["CVE-2026-8932","UBUNTU-CVE-2026-8932"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8670-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-8932"}],"affected":[{"package":{"name":"curl","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/curl?arch=source&distro=esm-infra%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.58.0-2ubuntu3.24+esm12"}]}],"versions":["7.55.1-1ubuntu2","7.55.1-1ubuntu2.1","7.57.0-1ubuntu1","7.58.0-2ubuntu1","7.58.0-2ubuntu2","7.58.0-2ubuntu3","7.58.0-2ubuntu3.1","7.58.0-2ubuntu3.2","7.58.0-2ubuntu3.3","7.58.0-2ubuntu3.5","7.58.0-2ubuntu3.6","7.58.0-2ubuntu3.7","7.58.0-2ubuntu3.8","7.58.0-2ubuntu3.9","7.58.0-2ubuntu3.10","7.58.0-2ubuntu3.12","7.58.0-2ubuntu3.13","7.58.0-2ubuntu3.14","7.58.0-2ubuntu3.15","7.58.0-2ubuntu3.16","7.58.0-2ubuntu3.17","7.58.0-2ubuntu3.18","7.58.0-2ubuntu3.19","7.58.0-2ubuntu3.20","7.58.0-2ubuntu3.21","7.58.0-2ubuntu3.22","7.58.0-2ubuntu3.23","7.58.0-2ubuntu3.24","7.58.0-2ubuntu3.24+esm1","7.58.0-2ubuntu3.24+esm2","7.58.0-2ubuntu3.24+esm3","7.58.0-2ubuntu3.24+esm4","7.58.0-2ubuntu3.24+esm5","7.58.0-2ubuntu3.24+esm7","7.58.0-2ubuntu3.24+esm8","7.58.0-2ubuntu3.24+esm9","7.58.0-2ubuntu3.24+esm10","7.58.0-2ubuntu3.24+esm11"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"curl","binary_version":"7.58.0-2ubuntu3.24+esm12"},{"binary_version":"7.58.0-2ubuntu3.24+esm12","binary_name":"libcurl3-gnutls"},{"binary_version":"7.58.0-2ubuntu3.24+esm12","binary_name":"libcurl3-nss"},{"binary_name":"libcurl4","binary_version":"7.58.0-2ubuntu3.24+esm12"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:Pro:18.04:LTS","cves":[{"id":"CVE-2026-8932","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"score":"low","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8670-2.json"}},{"package":{"name":"curl","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/curl?arch=source&distro=esm-infra%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.68.0-1ubuntu2.25+esm7"}]}],"versions":["7.65.3-1ubuntu3","7.65.3-1ubuntu4","7.66.0-1ubuntu1","7.67.0-2ubuntu1","7.68.0-1ubuntu1","7.68.0-1ubuntu2","7.68.0-1ubuntu2.1","7.68.0-1ubuntu2.2","7.68.0-1ubuntu2.4","7.68.0-1ubuntu2.5","7.68.0-1ubuntu2.6","7.68.0-1ubuntu2.7","7.68.0-1ubuntu2.10","7.68.0-1ubuntu2.11","7.68.0-1ubuntu2.12","7.68.0-1ubuntu2.13","7.68.0-1ubuntu2.14","7.68.0-1ubuntu2.15","7.68.0-1ubuntu2.16","7.68.0-1ubuntu2.18","7.68.0-1ubuntu2.19","7.68.0-1ubuntu2.20","7.68.0-1ubuntu2.21","7.68.0-1ubuntu2.22","7.68.0-1ubuntu2.23","7.68.0-1ubuntu2.24","7.68.0-1ubuntu2.25","7.68.0-1ubuntu2.25+esm2","7.68.0-1ubuntu2.25+esm3","7.68.0-1ubuntu2.25+esm4","7.68.0-1ubuntu2.25+esm5","7.68.0-1ubuntu2.25+esm6"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"curl","binary_version":"7.68.0-1ubuntu2.25+esm7"},{"binary_name":"libcurl3-gnutls","binary_version":"7.68.0-1ubuntu2.25+esm7"},{"binary_name":"libcurl3-nss","binary_version":"7.68.0-1ubuntu2.25+esm7"},{"binary_name":"libcurl4","binary_version":"7.68.0-1ubuntu2.25+esm7"}]},"database_specific":{"cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2026-8932"}],"ecosystem":"Ubuntu:Pro:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8670-2.json"}},{"package":{"name":"curl","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/curl?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.81.0-1ubuntu1.27"}]}],"versions":["7.74.0-1.3ubuntu2","7.74.0-1.3ubuntu3","7.80.0-3","7.81.0-1","7.81.0-1ubuntu1.1","7.81.0-1ubuntu1.2","7.81.0-1ubuntu1.3","7.81.0-1ubuntu1.4","7.81.0-1ubuntu1.6","7.81.0-1ubuntu1.7","7.81.0-1ubuntu1.8","7.81.0-1ubuntu1.10","7.81.0-1ubuntu1.11","7.81.0-1ubuntu1.13","7.81.0-1ubuntu1.14","7.81.0-1ubuntu1.15","7.81.0-1ubuntu1.16","7.81.0-1ubuntu1.17","7.81.0-1ubuntu1.18","7.81.0-1ubuntu1.19","7.81.0-1ubuntu1.20","7.81.0-1ubuntu1.21","7.81.0-1ubuntu1.22","7.81.0-1ubuntu1.23","7.81.0-1ubuntu1.24","7.81.0-1ubuntu1.25","7.81.0-1ubuntu1.26"],"ecosystem_specific":{"binaries":[{"binary_name":"curl","binary_version":"7.81.0-1ubuntu1.27"},{"binary_version":"7.81.0-1ubuntu1.27","binary_name":"libcurl3-gnutls"},{"binary_version":"7.81.0-1ubuntu1.27","binary_name":"libcurl3-nss"},{"binary_name":"libcurl4","binary_version":"7.81.0-1ubuntu1.27"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"score":"low","type":"Ubuntu"}],"id":"CVE-2026-8932"}],"ecosystem":"Ubuntu:22.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8670-2.json"}}],"schema_version":"1.9.0"}