{"id":"RLSA-2025:0144","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: Use-after-free when breaking lines in text (CVE-2025-0238)\n\n* firefox: Memory corruption when using JavaScript Text Segmentation (CVE-2025-0241)\n\n* firefox: Alt-Svc ALPN validation failure when redirected (CVE-2025-0239)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox 134, Thunderbird 134, Firefox ESR 128.6, and Thunderbird 128.6 (CVE-2025-0243)\n\n* firefox: thunderbird: Memory safety bugs fixed in Firefox 134, Thunderbird 134, Firefox ESR 115.19, Firefox ESR 128.6, Thunderbird 115.19, and Thunderbird 128.6 (CVE-2025-0242)\n\n* firefox: WebChannel APIs susceptible to confused deputy attack (CVE-2025-0237)\n\n* firefox: Compartment mismatch when parsing JavaScript JSON module (CVE-2025-0240)\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":"2026-03-11T06:30:19.694175Z","published":"2025-01-11T02:01:36.549945Z","upstream":["CVE-2025-0237","CVE-2025-0238","CVE-2025-0239","CVE-2025-0240","CVE-2025-0241","CVE-2025-0242","CVE-2025-0243"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2025:0144"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2336165"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2336168"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2336170"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2336175"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2336181"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2336182"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2336188"}],"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":"0:128.6.0-1.el8_10"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2025:0144.json"}}],"schema_version":"1.7.5","credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}