{"schemaVersion":3,"id":"CVE-2021-20266","aliases":["RHSA-2021:4489","UBUNTU-CVE-2021-20266","DEBIAN-CVE-2021-20266"],"status":"published","duplicateOf":null,"title":null,"description":"A flaw was found in RPM's hdrblobInit() in lib/header.c. This flaw allows an attacker who can modify the rpmdb to cause an out-of-bounds read. The highest threat from this vulnerability is to system availability.","dates":{"published":"2021-04-30T11:22:49.000Z","modified":"2024-08-03T17:37:23.124Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":4.9,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"OSV · Red hat","score":3.1,"severity":"low","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","exploitability":4.1,"impact":2.3,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Ubuntu","score":4.9,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","exploitability":3.1,"impact":6,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Debian","score":4.9,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","exploitability":3.1,"impact":6,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":4.9,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":4,"severity":"medium","vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.01639,"percentile":0.76027,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":-0.06700000000000005,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.01706},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01639,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01639,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01639,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.01639,"percentile":0.76027}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01706,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01639,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01639,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01639,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.01639,"percentile":0.76027}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-125","name":"Out-of-bounds Read","description":"The product reads data past the end, or before the beginning, of the intended buffer.","type":"weakness","status":"Draft","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/125.html"}],"affected":[{"vendor":"debian","product":"rpm","name":"rpm","label":"rpm","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/rpm","purlType":"deb","versions":[{"text":"< 4.16.1.2+dfsg1-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.16.1.2+dfsg1-1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"rpm","name":"rpm","label":"rpm","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/rpm","purlType":"deb","versions":[{"text":"< 4.14.1+dfsg1-2ubuntu0.1~esm1","noFixRecorded":false,"fixedIn":null},{"text":"< 4.14.2.1+dfsg1-1ubuntu0.1~esm1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.14.1+dfsg1-2ubuntu0.1~esm1 | < 4.14.2.1+dfsg1-1ubuntu0.1~esm1","eol":null,"hubHref":null},{"vendor":"fedoraproject","product":"fedora","name":"fedora","label":"fedora","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"33","noFixRecorded":false,"fixedIn":null},{"text":"34","noFixRecorded":false,"fixedIn":null}],"versionsText":"33 | 34","eol":{"isEol":true,"eolDate":"2021-11-30T00:00:00.000Z","matchMethod":"cpe","cycle":{"name":"33","label":"33","eolFrom":"2021-11-30T00:00:00.000Z","isLts":false,"isMaintained":false,"latestVersion":null},"product":{"name":"fedora","label":"Fedora Linux","category":"os"}},"hubHref":"/vendor/fedoraproject/fedora"},{"vendor":"redhat","product":"python3-rpm","name":"python3-rpm","label":"python3-rpm","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/python3-rpm","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"python3-rpm-debuginfo","name":"python3-rpm-debuginfo","label":"python3-rpm-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/python3-rpm-debuginfo","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm","name":"rpm","label":"rpm","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-apidocs","name":"rpm-apidocs","label":"rpm-apidocs","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-apidocs","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-build","name":"rpm-build","label":"rpm-build","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-build","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-build-debuginfo","name":"rpm-build-debuginfo","label":"rpm-build-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-build-debuginfo","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-build-libs","name":"rpm-build-libs","label":"rpm-build-libs","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-build-libs","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-build-libs-debuginfo","name":"rpm-build-libs-debuginfo","label":"rpm-build-libs-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-build-libs-debuginfo","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-cron","name":"rpm-cron","label":"rpm-cron","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-cron","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-debuginfo","name":"rpm-debuginfo","label":"rpm-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-debuginfo","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-debugsource","name":"rpm-debugsource","label":"rpm-debugsource","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-debugsource","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-devel","name":"rpm-devel","label":"rpm-devel","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-devel","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-devel-debuginfo","name":"rpm-devel-debuginfo","label":"rpm-devel-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-devel-debuginfo","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-libs","name":"rpm-libs","label":"rpm-libs","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-libs","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-libs-debuginfo","name":"rpm-libs-debuginfo","label":"rpm-libs-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-libs-debuginfo","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-plugin-fapolicyd","name":"rpm-plugin-fapolicyd","label":"rpm-plugin-fapolicyd","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-plugin-fapolicyd","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-plugin-fapolicyd-debuginfo","name":"rpm-plugin-fapolicyd-debuginfo","label":"rpm-plugin-fapolicyd-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-plugin-fapolicyd-debuginfo","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-plugin-ima","name":"rpm-plugin-ima","label":"rpm-plugin-ima","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-plugin-ima","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-plugin-ima-debuginfo","name":"rpm-plugin-ima-debuginfo","label":"rpm-plugin-ima-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-plugin-ima-debuginfo","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-plugin-prioreset","name":"rpm-plugin-prioreset","label":"rpm-plugin-prioreset","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-plugin-prioreset","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-plugin-prioreset-debuginfo","name":"rpm-plugin-prioreset-debuginfo","label":"rpm-plugin-prioreset-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-plugin-prioreset-debuginfo","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-plugin-selinux","name":"rpm-plugin-selinux","label":"rpm-plugin-selinux","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-plugin-selinux","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-plugin-selinux-debuginfo","name":"rpm-plugin-selinux-debuginfo","label":"rpm-plugin-selinux-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-plugin-selinux-debuginfo","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-plugin-syslog","name":"rpm-plugin-syslog","label":"rpm-plugin-syslog","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-plugin-syslog","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-plugin-syslog-debuginfo","name":"rpm-plugin-syslog-debuginfo","label":"rpm-plugin-syslog-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-plugin-syslog-debuginfo","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-plugin-systemd-inhibit","name":"rpm-plugin-systemd-inhibit","label":"rpm-plugin-systemd-inhibit","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-plugin-systemd-inhibit","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-plugin-systemd-inhibit-debuginfo","name":"rpm-plugin-systemd-inhibit-debuginfo","label":"rpm-plugin-systemd-inhibit-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-plugin-systemd-inhibit-debuginfo","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-sign","name":"rpm-sign","label":"rpm-sign","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-sign","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"redhat","product":"rpm-sign-debuginfo","name":"rpm-sign-debuginfo","label":"rpm-sign-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/rpm-sign-debuginfo","purlType":"rpm","versions":[{"text":"< 0:4.14.3-19.el8","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:4.14.3-19.el8","eol":null,"hubHref":null},{"vendor":"rpm","product":"rpm","name":"rpm","label":"rpm","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 4.16.1.3","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 4.16.1.3","eol":null,"hubHref":"/vendor/rpm/rpm"}],"affectedCount":33,"eol":{"hasEol":true,"count":1},"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1927741","label":"bugzilla.redhat.com/show_bug.cgi?id=1927741","hostname":"bugzilla.redhat.com","tags":["X Refsource MISC","REPORT","Issue Tracking","Patch","Third Party Advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VHRPNBCRPDJHHQE3MBPSZK4H7X2IM7AC/","label":"lists.fedoraproject.org/archives/…","hostname":"lists.fedoraproject.org","tags":["X Refsource MISC"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMGXO3W6DHPO62GJ4VVF5DEUX5DRUR5K/","label":"lists.fedoraproject.org/archives/…","hostname":"lists.fedoraproject.org","tags":["X Refsource MISC"]},{"url":"https://security.gentoo.org/glsa/202107-43","label":"security.gentoo.org/glsa/202107-43","hostname":"security.gentoo.org","tags":["Vendor Advisory","X Refsource GENTOO","Third Party Advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2021:4489","label":"access.redhat.com/errata/RHSA-2021:4489","hostname":"access.redhat.com","tags":["Advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#low","label":"access.redhat.com/security/updates/classification/","hostname":"access.redhat.com","tags":["ARTICLE"]},{"url":"https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/","label":"access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/","hostname":"access.redhat.com","tags":["ARTICLE"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1840142","label":"bugzilla.redhat.com/show_bug.cgi?id=1840142","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1938928","label":"bugzilla.redhat.com/show_bug.cgi?id=1938928","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1996665","label":"bugzilla.redhat.com/show_bug.cgi?id=1996665","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_4489.json","label":"security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_4489.json","hostname":"security.access.redhat.com","tags":["Advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2021-20266","label":"access.redhat.com/security/cve/CVE-2021-20266","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2021-20266","label":"www.cve.org/CVERecord?id=CVE-2021-20266","hostname":"www.cve.org","tags":["Advisory","REPORT"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20266","label":"nvd.nist.gov/vuln/detail/CVE-2021-20266","hostname":"nvd.nist.gov","tags":["Advisory","Oval"]},{"url":"https://ubuntu.com/security/CVE-2021-20266","label":"ubuntu.com/security/CVE-2021-20266","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://github.com/rpm-software-management/rpm/pull/1500","label":"github.com/rpm-software-management/rpm/pull/1500","hostname":"github.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/notices/USN-5273-1","label":"ubuntu.com/security/notices/USN-5273-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2021-20266","label":"security-tracker.debian.org/tracker/CVE-2021-20266","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":["MGASA-2021-0167","OPENSUSE-SU-2021:1366-1","OPENSUSE-SU-2021:2682-1","SUSE-SU-2021:2682-1","SUSE-SU-2021:3444-1","SUSE-SU-2022:3939-1","USN-5273-1"],"duplicates":[],"related":["OPENSUSE-SU-2021:1366-1","OPENSUSE-SU-2021:2682-1","SUSE-SU-2021:2682-1","SUSE-SU-2021:3444-1","SUSE-SU-2022:3939-1","USN-5273-1"]},"timeline":[{"kind":"published","date":"2021-04-30T11:22:49.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-03T17:37:23.124Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":20,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T18:23:16.422Z","stale":false,"partial":false}}