{"id":"RLSA-2021:1610","summary":"Moderate: curl security and bug fix update","details":"The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP.\n\nSecurity Fix(es):\n\n* curl: FTP PASV command response can cause curl to connect to arbitrary host (CVE-2020-8284)\n\n* curl: Malicious FTP server can trigger stack overflow when CURLOPT_CHUNK_BGN_FUNCTION is used (CVE-2020-8285)\n\n* curl: Inferior OCSP verification (CVE-2020-8286)\n\n* curl: Expired pointer dereference via multi API with CURLOPT_CONNECT_ONLY option set (CVE-2020-8231)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 8.4 Release Notes linked from the References section.","modified":"2026-03-11T05:55:37.211582Z","published":"2021-05-18T05:39:00Z","upstream":["CVE-2020-8231","CVE-2020-8284","CVE-2020-8285","CVE-2020-8286"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2021:1610"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1868032"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1873327"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1895391"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1902667"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1902687"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1906096"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1918692"}],"affected":[{"package":{"name":"curl","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/curl?distro=rocky-linux-8-4-legacy&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:7.61.1-18.el8"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2021:1610.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}