This update for MozillaFirefox fixes the following issues:
MozillaFirefox was updated to Extended Support Release 91.3.0 ESR
Fixed: Various stability, functionality, and security fixes
MFSA 2021-49 (bsc#1192250)
* CVE-2021-38503: iframe sandbox rules did not apply to XSLT stylesheets * CVE-2021-38504: Use-after-free in file picker dialog * CVE-2021-38505: Windows 10 Cloud Clipboard may have recorded sensitive user data * CVE-2021-38506: Firefox could be coaxed into going into fullscreen mode without notification or warning * CVE-2021-38507: Opportunistic Encryption in HTTP2 could be used to bypass the Same-Origin-Policy on services hosted on other ports * CVE-2021-38508: Permission Prompt could be overlaid, resulting in user confusion and potential spoofing * CVE-2021-38509: Javascript alert box could have been spoofed onto an arbitrary domain * CVE-2021-38510: Download Protections were bypassed by .inetloc files on Mac OS * MOZ-2021-0008: Use-after-free in HTTP2 Session object * MOZ-2021-0007: Memory safety bugs fixed in Firefox 94 and Firefox ESR 91.3
openSUSE Leap 15.1 SUSE Linux Enterprise Desktop 15 SP3 SUSE Linux Enterprise High Performance Computing 15 SP3 SUSE Linux Enterprise Module for Desktop Applications 15 SP3 SUSE Linux Enterprise Server 15 SP3 SUSE Linux Enterprise Server for SAP Applications 15 SP3 SUSE Manager Proxy 4.2 SUSE Manager Server 4.2