{"id":"OESA-2025-1546","summary":"firefox security update","details":"Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability.\r\n\r\nSecurity Fix(es):\n\nAn attacker was able to perform an out-of-bounds read or write on a JavaScript `Promise` object. This vulnerability affects Firefox &lt; 138.0.4, Firefox ESR &lt; 128.10.1, Firefox ESR &lt; 115.23.1, Thunderbird &lt; 128.10.2, and Thunderbird &lt; 138.0.2.(CVE-2025-4918)\n\nAn attacker was able to perform an out-of-bounds read or write on a JavaScript object by confusing array index sizes. This vulnerability affects Firefox &lt; 138.0.4, Firefox ESR &lt; 128.10.1, Firefox ESR &lt; 115.23.1, Thunderbird &lt; 128.10.2, and Thunderbird &lt; 138.0.2.(CVE-2025-4919)","modified":"2026-03-11T07:08:32.219353Z","published":"2025-05-23T14:00:17Z","upstream":["CVE-2025-4918","CVE-2025-4919"],"database_specific":{"severity":"High"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2025-1546"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-4918"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-4919"}],"affected":[{"package":{"name":"firefox","ecosystem":"openEuler:22.03-LTS-SP4","purl":"pkg:rpm/openEuler/firefox&distro=openEuler-22.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"128.10.1-1.oe2203sp4"}]}],"ecosystem_specific":{"x86_64":["firefox-128.10.1-1.oe2203sp4.x86_64.rpm","firefox-debuginfo-128.10.1-1.oe2203sp4.x86_64.rpm","firefox-debugsource-128.10.1-1.oe2203sp4.x86_64.rpm"],"aarch64":["firefox-128.10.1-1.oe2203sp4.aarch64.rpm","firefox-debuginfo-128.10.1-1.oe2203sp4.aarch64.rpm","firefox-debugsource-128.10.1-1.oe2203sp4.aarch64.rpm"],"src":["firefox-128.10.1-1.oe2203sp4.src.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2025-1546.json"}}],"schema_version":"1.7.5"}