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AUSCERT External Security Bulletin Redistribution
ESB-2020.0078
Firefox releases critical security fix for version 72.0.1 and ESR 68.4.1
9 January 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: Firefox
Firefox Extended Support Release
Publisher: Mozilla
Operating System: UNIX variants (UNIX, Linux, OSX)
Windows
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Denial of Service -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2019-17026
Original Bulletin:
https://www.mozilla.org/en-US/security/advisories/mfsa2020-03/
https://www.us-cert.gov/ncas/current-activity/2020/01/08/mozilla-patches-critical-vulnerability
Comment: Mozilla advises that this vulnerability is being exploited in the
wild and urges users to update.
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Mozilla Foundation Security Advisory 2020-03
Security Vulnerabilities fixed in Firefox 72.0.1 and Firefox ESR 68.4.1
Announced
January 8, 2020
Impact
critical
Products
Firefox, Firefox ESR
Fixed in
Firefox 72.0.1
Firefox ESR 68.4.1
# CVE-2019-17026: IonMonkey type confusion with StoreElementHole and
FallibleStoreElement
Reporter
Qihoo 360 ATA
Impact
critical
Description
Incorrect alias information in IonMonkey JIT compiler for setting array
elements could lead to a type confusion. We are aware of targeted attacks in
the wild abusing this flaw.
References
o Bug 1607443
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