An update for firefox is now available for openEuler-20.03-LTS-SP1 Security Advisory openeuler-security@openeuler.org openEuler security committee openEuler-SA-2024-1574 Final 1.0 1.0 2024-05-17 Initial 2024-05-17 2024-05-17 openEuler SA Tool V1.0 2024-05-17 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): Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow on some video drivers. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.(CVE-2020-26971) Ports that were written as an integer overflow above the bounds of a 16-bit integer could have bypassed port blocking restrictions when used in the Alt-Svc header. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.(CVE-2021-29946) 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-2024-1574 https://www.openeuler.org/en/security/cve/detail.html?id=CVE-2020-26971 https://www.openeuler.org/en/security/cve/detail.html?id=CVE-2021-29946 https://nvd.nist.gov/vuln/detail/CVE-2020-26971 https://nvd.nist.gov/vuln/detail/CVE-2021-29946 openEuler-20.03-LTS-SP1 firefox-79.0-21.oe1.aarch64.rpm firefox-debugsource-79.0-21.oe1.aarch64.rpm firefox-debuginfo-79.0-21.oe1.aarch64.rpm firefox-79.0-21.oe1.src.rpm firefox-79.0-20.oe1.src.rpm firefox-debuginfo-79.0-20.oe1.x86_64.rpm mozilla-crashreporter-firefox-debuginfo-79.0-20.oe1.x86_64.rpm firefox-debugsource-79.0-20.oe1.x86_64.rpm firefox-79.0-20.oe1.x86_64.rpm Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow on some video drivers. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6. 2024-05-17 CVE-2020-26971 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 2024-05-17 https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2024-1574 Ports that were written as an integer overflow above the bounds of a 16-bit integer could have bypassed port blocking restrictions when used in the Alt-Svc header. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88. 2024-05-17 CVE-2021-29946 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 2024-05-17 https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2024-1574