{"id":"RLSA-2025:1283","summary":"Important: firefox security update","details":"Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.\n\nSecurity Fix(es):\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox 135, Thunderbird 135, Firefox ESR 128.7, and Thunderbird 128.7 (CVE-2025-1017)\n\n* firefox: thunderbird: Use-after-free in Custom Highlight (CVE-2025-1010)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox 135, Thunderbird 135, Firefox ESR 115.20, Firefox ESR 128.7, Thunderbird 115.20, and Thunderbird 128.7 (CVE-2025-1016)\n\n* firefox: thunderbird: Potential opening of private browsing tabs in normal browsing windows (CVE-2025-1013)\n\n* firefox: thunderbird: A bug in WebAssembly code generation could result in a crash (CVE-2025-1011)\n\n* firefox: thunderbird: Use-after-free in XSLT (CVE-2025-1009)\n\n* firefox: thunderbird: Certificate length was not properly checked (CVE-2025-1014)\n\n* firefox: thunderbird: Use-after-free during concurrent delazification (CVE-2025-1012)\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":"2026-02-04T07:40:24.074157Z","published":"2025-02-13T20:34:26.141542Z","upstream":["CVE-2025-1009","CVE-2025-1010","CVE-2025-1011","CVE-2025-1012","CVE-2025-1013","CVE-2025-1014","CVE-2025-1016","CVE-2025-1017"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2025:1283"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2343748"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2343750"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2343752"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2343754"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2343756"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2343760"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2343764"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2343765"}],"affected":[{"package":{"name":"firefox","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/firefox?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:128.7.0-1.el8_10"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2025:1283.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}