{"id":"RHSA-2021:5055","summary":"Red Hat Security Advisory: thunderbird security update","modified":"2026-03-11T07:20:30.884422Z","published":"2024-09-16T06:57:02Z","upstream":["CVE-2021-4129","CVE-2021-43528","CVE-2021-43536","CVE-2021-43537","CVE-2021-43538","CVE-2021-43539","CVE-2021-43541","CVE-2021-43542","CVE-2021-43543","CVE-2021-43545","CVE-2021-43546"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2021:5055"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2030105"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2030106"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2030110"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2030111"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2030112"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2030113"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2030114"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2030115"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2030116"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2030109"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2030137"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_5055.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-4129"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-4129"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-4129"},{"type":"ARTICLE","url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-53/#CVE-2021-4129"},{"type":"ARTICLE","url":"https://www.mozilla.org/en-US/security/advisories/mfsa2021-54/#CVE-2021-4129"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-43528"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-43528"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43528"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-43536"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-43536"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43536"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-43537"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-43537"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43537"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-43538"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-43538"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43538"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-43539"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-43539"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43539"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-43541"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-43541"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43541"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-43542"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-43542"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43542"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-43543"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-43543"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43543"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-43545"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-43545"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43545"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-43546"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2021-43546"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43546"}],"affected":[{"package":{"name":"thunderbird","ecosystem":"Red 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Hat:rhel_e4s:8.1::appstream","purl":"pkg:rpm/redhat/thunderbird-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:91.4.0-2.el8_1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:5055.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}