{"id":"ALSA-2021:4511","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: Leak of authentication credentials in URL via automatic Referer (CVE-2021-22876)\n\n* curl: TELNET stack contents disclosure (CVE-2021-22898)\n\n* curl: Incorrect fix for CVE-2021-22898 TELNET stack contents disclosure (CVE-2021-22925)\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 AlmaLinux Release Notes linked from the References section.","modified":"2026-02-04T02:29:53.170862Z","published":"2021-11-09T09:38:13Z","related":["CVE-2021-22876","CVE-2021-22898","CVE-2021-22925"],"references":[{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2021-4511.html"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2021-22876"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2021-22898"},{"type":"REPORT","url":"https://vulners.com/cve/CVE-2021-22925"}],"affected":[{"package":{"name":"curl","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/curl"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.61.1-22.el8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4511.json"}},{"package":{"name":"libcurl","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libcurl"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.61.1-22.el8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4511.json"}},{"package":{"name":"libcurl-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libcurl-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.61.1-22.el8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4511.json"}},{"package":{"name":"libcurl-minimal","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/libcurl-minimal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.61.1-22.el8"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:4511.json"}}],"schema_version":"1.7.3"}