This update for MozillaFirefox fixes the following issues:
This update contains the Firefox Extended Support Release 91.2.0 ESR.
Firefox Extended Support Release 91.2.0 ESR
CVE-2021-32810: Data race in crossbeam-deque
https://github.com/crossbeam-rs/crossbeam/security/advisories/GHSA-pqqp-xmhj-wgcw)
CVE-2021-38500 (bmo#1725854, bmo#1728321) Memory safety bugs fixed in Firefox 93, Firefox ESR 78.15, and Firefox ESR 91.2
CVE-2021-38501 (bmo#1685354, bmo#1715755, bmo#1723176) Memory safety bugs fixed in Firefox 93 and Firefox ESR 91.2
Fixed crash in FIPS mode (bsc#1190710)
Fixed: Various stability, functionality, and security fixes
MFSA 2021-40 (bsc#1190269, bsc#1190274):
mk:
URL scheme could load Internet ExplorerFirefox Extended Support Release 91.0.1 ESR
Firefox Extended Support Release 91.0 ESR
New: Some of the highlights of the new Extended Support Release are:
Enterprise: Various bug fixes and new policies have been implemented in the latest version of Firefox. See more details in the Firefox for Enterprise 91 Release Notes.
MFSA 2021-33 (bsc#1188891):
CVE-2021-29986: Race condition when resolving DNS names could have led to memory corruption