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Subject:	Security ERRATA Important: firefox on SL7.x x86_64
From:	Farhan Ahmed <[log in to unmask]>
Reply To:	[log in to unmask]
Date:	Mon, 18 Oct 2021 12:10:13 -0000
Content-Type:	text/plain
Parts/Attachments:	text/plain (44 lines)

Synopsis:          Important: firefox security update
Advisory ID:       SLSA-2021:3791-1
Issue Date:        2021-10-12
CVE Numbers:       CVE-2021-32810
                   CVE-2021-38496
                   CVE-2021-38497
                   CVE-2021-38498
                   CVE-2021-38500
                   CVE-2021-38501
--

This update upgrades Firefox to version 91.2.0 ESR.

Security Fix(es):

* Mozilla: Use-after-free in MessageTask (CVE-2021-38496)

* Mozilla: Memory safety bugs fixed in Firefox 93, Firefox ESR 78.15, and
Firefox ESR 91.2 (CVE-2021-38500)

* Mozilla: Memory safety bugs fixed in Firefox 93 and Firefox ESR 91.2
(CVE-2021-38501)

* rust-crossbeam-deque: race condition may lead to double free
(CVE-2021-32810)

* Mozilla: Validation message could have been overlaid on another origin
(CVE-2021-38497)

* Mozilla: Use-after-free of nsLanguageAtomService object (CVE-2021-38498)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE

---
SL7
 x86_64
  firefox-91.2.0-4.el7_9.i686.rpm
  firefox-91.2.0-4.el7_9.x86_64.rpm
  firefox-debuginfo-91.2.0-4.el7_9.x86_64.rpm
--

- Scientific Linux Development Team

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