{"id":"RLSA-2024:0003","summary":"Important: thunderbird security update","details":"Mozilla Thunderbird is a standalone mail and newsgroup client.\n\nThis update upgrades Thunderbird to version 115.6.0.\n\nSecurity Fix(es):\n\n* Mozilla: Heap-buffer-overflow affecting WebGL \u003ccode\u003eDrawElementsInstanced\u003c/code\u003e method with Mesa VM driver (CVE-2023-6856)\n\n* Mozilla: Memory safety bugs fixed in Firefox 121, Firefox ESR 115.6, and Thunderbird 115.6 (CVE-2023-6864)\n\n* Mozilla: S/MIME signature accepted despite mismatching message date (CVE-2023-50761)\n\n* Mozilla: Truncated signed text was shown with a valid OpenPGP signature (CVE-2023-50762)\n\n* Mozilla: Symlinks may resolve to smaller than expected buffers (CVE-2023-6857)\n\n* Mozilla: Heap buffer overflow in \u003ccode\u003ensTextFragment\u003c/code\u003e (CVE-2023-6858)\n\n* Mozilla: Use-after-free in PR_GetIdentitiesLayer (CVE-2023-6859)\n\n* Mozilla: Potential sandbox escape due to \u003ccode\u003eVideoBridge\u003c/code\u003e lack of texture validation (CVE-2023-6860)\n\n* Mozilla: Heap buffer overflow affected \u003ccode\u003ensWindow::PickerOpen(void)\u003c/code\u003e in headless mode (CVE-2023-6861)\n\n* Mozilla: Use-after-free in \u003ccode\u003ensDNSService\u003c/code\u003e (CVE-2023-6862)\n\n* Mozilla: Undefined behavior in \u003ccode\u003eShutdownObserver()\u003c/code\u003e (CVE-2023-6863)\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.","modified":"2026-03-11T06:26:58.972991Z","published":"2024-01-09T04:07:41.151483Z","upstream":["CVE-2023-50761","CVE-2023-50762","CVE-2023-6856","CVE-2023-6857","CVE-2023-6858","CVE-2023-6859","CVE-2023-6860","CVE-2023-6861","CVE-2023-6862","CVE-2023-6863","CVE-2023-6864"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2024:0003"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2255360"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2255362"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2255363"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2255364"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2255365"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2255367"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2255368"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2255369"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2255370"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2255378"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2255379"}],"affected":[{"package":{"name":"thunderbird","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/thunderbird?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:115.6.0-1.el8_9"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2024:0003.json"}}],"schema_version":"1.7.5","credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}