An update for firefox is now available for openEuler-20.03-LTS-SP1 Security Advisory openeuler-security@openeuler.org openEuler security committee openEuler-SA-2024-1562 Final 1.0 1.0 2024-05-10 Initial 2024-05-10 2024-05-10 openEuler SA Tool V1.0 2024-05-10 firefox security update An update for firefox is now available for openEuler-20.03-LTS-SP1. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability. Security Fix(es): In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox < 82.0.3, Firefox ESR < 78.4.1, and Thunderbird < 78.4.2.(CVE-2020-26950) An update for firefox is now available for openEuler-20.03-LTS-SP1. openEuler Security has rated this update as having a security impact of high. A Common Vunlnerability Scoring System(CVSS)base score,which gives a detailed severity rating, is available for each vulnerability from the CVElink(s) in the References section. High firefox https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2024-1562 https://www.openeuler.org/en/security/cve/detail.html?id=CVE-2020-26950 https://nvd.nist.gov/vuln/detail/CVE-2020-26950 openEuler-20.03-LTS-SP1 firefox-debuginfo-79.0-19.oe1.aarch64.rpm firefox-debugsource-79.0-19.oe1.aarch64.rpm firefox-79.0-19.oe1.aarch64.rpm firefox-79.0-19.oe1.src.rpm firefox-debugsource-79.0-19.oe1.x86_64.rpm firefox-debuginfo-79.0-19.oe1.x86_64.rpm mozilla-crashreporter-firefox-debuginfo-79.0-19.oe1.x86_64.rpm firefox-79.0-19.oe1.x86_64.rpm In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox < 82.0.3, Firefox ESR < 78.4.1, and Thunderbird < 78.4.2. 2024-05-10 CVE-2020-26950 openEuler-20.03-LTS-SP1 High 8.8 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H firefox security update 2024-05-10 https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2024-1562