{"id":"RLSA-2023:7500","summary":"Important: thunderbird security update","details":"Mozilla Thunderbird is a standalone mail and newsgroup client.\n\nThis update upgrades Thunderbird to version 115.5.0.\n\nSecurity Fix(es):\n\n* Mozilla: Out-of-bound memory access in WebGL2 blitFramebuffer (CVE-2023-6204)\n\n* Mozilla: Use-after-free in MessagePort::Entangled (CVE-2023-6205)\n\n* Mozilla: Clickjacking permission prompts using the fullscreen transition (CVE-2023-6206)\n\n* Mozilla: Use-after-free in ReadableByteStreamQueueEntry::Buffer (CVE-2023-6207)\n\n* Mozilla: Memory safety bugs fixed in Firefox 120, Firefox ESR 115.5, and Thunderbird 115.5 (CVE-2023-6212)\n\n* Mozilla: Using Selection API would copy contents into X11 primary selection. (CVE-2023-6208)\n\n* Mozilla: Incorrect parsing of relative URLs starting with \"///\" (CVE-2023-6209)\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":"2026-03-11T06:27:49.085480Z","published":"2023-11-28T22:43:36.549632Z","upstream":["CVE-2023-6204","CVE-2023-6205","CVE-2023-6206","CVE-2023-6207","CVE-2023-6208","CVE-2023-6209","CVE-2023-6212"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2023:7500"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2250896"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2250897"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2250898"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2250899"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2250900"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2250901"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2250902"}],"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":"0:115.5.0-1.el8_9"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2023:7500.json"}}],"schema_version":"1.7.5","credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}