{"schema_version":"1.7.3","id":"openSUSE-SU-2021:2874-1","published":"2021-08-30T13:54:38Z","modified":"2026-02-04T03:48:06.166322Z","related":["CVE-2021-29980","CVE-2021-29984","CVE-2021-29985","CVE-2021-29986","CVE-2021-29988","CVE-2021-29989"],"upstream":["CVE-2021-29980","CVE-2021-29984","CVE-2021-29985","CVE-2021-29986","CVE-2021-29988","CVE-2021-29989"],"summary":"Security update for MozillaThunderbird","details":"This update for MozillaThunderbird fixes the following issues:\n\nUpdate to version 78.13 (MFSA 2021-35, bsc#1188891)\n\n- CVE-2021-29986: Race condition when resolving DNS names could have led to memory corruption\n- CVE-2021-29988: Memory corruption as a result of incorrect style treatment\n- CVE-2021-29984: Incorrect instruction reordering during JIT optimization\n- CVE-2021-29980: Uninitialized memory in a canvas object could have led to memory corruption\n- CVE-2021-29985: Use-after-free media channels\n- CVE-2021-29989: Memory safety bugs fixed in Thunderbird 78.13\n","affected":[{"package":{"name":"MozillaThunderbird","ecosystem":"openSUSE:Leap 15.3","purl":"pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.3"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"78.13.0-8.36.1"}]}],"ecosystem_specific":{"binaries":[{"MozillaThunderbird":"78.13.0-8.36.1","MozillaThunderbird-translations-common":"78.13.0-8.36.1","MozillaThunderbird-translations-other":"78.13.0-8.36.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2021:2874-1.json"}}],"references":[{"type":"ADVISORY","url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/PVP63YNT47WLZX6UE7WUKUN3AIGLJGWZ/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1188891"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-29980"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-29984"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-29985"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-29986"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-29988"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-29989"}]}