openSUSE Security Update: Security update for MozillaFirefox ______________________________________________________________________________ Announcement ID: openSUSE-SU-2021:3993-1 Rating: important References: #1193321 #1193485 Cross-References: CVE-2021-43536 CVE-2021-43537 CVE-2021-43538 CVE-2021-43539 CVE-2021-43541 CVE-2021-43542 CVE-2021-43543 CVE-2021-43545 CVE-2021-43546 CVSS scores: CVE-2021-43537 (NVD) : 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVE-2021-43541 (NVD) : 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N CVE-2021-43542 (NVD) : 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N Affected Products: openSUSE Leap 15.3 ______________________________________________________________________________ An update that fixes 9 vulnerabilities is now available. Description: This update for MozillaFirefox fixes the following issues: Update to Extended Support Release 91.4.0 (bsc#1193485): - CVE-2021-43536: URL leakage when navigating while executing asynchronous function - CVE-2021-43537: Heap buffer overflow when using structured clone - CVE-2021-43538: Missing fullscreen and pointer lock notification when requesting both - CVE-2021-43539: GC rooting failure when calling wasm instance methods - CVE-2021-43541: External protocol handler parameters were unescaped - CVE-2021-43542: XMLHttpRequest error codes could have leaked the existence of an external protocol handler - CVE-2021-43543: Bypass of CSP sandbox directive when embedding - CVE-2021-43545: Denial of Service when using the Location API in a loop - CVE-2021-43546: Cursor spoofing could overlay user interface when native cursor is zoomed - Memory safety bugs fixed in Firefox 95 and Firefox ESR 91.4 - Removed x-scheme-handler/ftp from MozillaFirefox.desktop (bsc#1193321) Patch Instructions: To install this openSUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - openSUSE Leap 15.3: zypper in -t patch openSUSE-SLE-15.3-2021-3993=1 Package List: - openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64): MozillaFirefox-91.4.0-152.9.1 MozillaFirefox-branding-upstream-91.4.0-152.9.1 MozillaFirefox-debuginfo-91.4.0-152.9.1 MozillaFirefox-debugsource-91.4.0-152.9.1 MozillaFirefox-devel-91.4.0-152.9.1 MozillaFirefox-translations-common-91.4.0-152.9.1 MozillaFirefox-translations-other-91.4.0-152.9.1 References: https://www.suse.com/security/cve/CVE-2021-43536.html https://www.suse.com/security/cve/CVE-2021-43537.html https://www.suse.com/security/cve/CVE-2021-43538.html https://www.suse.com/security/cve/CVE-2021-43539.html https://www.suse.com/security/cve/CVE-2021-43541.html https://www.suse.com/security/cve/CVE-2021-43542.html https://www.suse.com/security/cve/CVE-2021-43543.html https://www.suse.com/security/cve/CVE-2021-43545.html https://www.suse.com/security/cve/CVE-2021-43546.html https://bugzilla.suse.com/1193321 https://bugzilla.suse.com/1193485