Synopsis:          Important: thunderbird security update
Advisory ID:       SLSA-2021:3841-1
Issue Date:        2021-10-18
CVE Numbers:       CVE-2021-32810
                   CVE-2021-38496
                   CVE-2021-38497
                   CVE-2021-38498
                   CVE-2021-38500
                   CVE-2021-38501
                   CVE-2021-38502
--

This update upgrades Thunderbird to version 91.2.0.

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)

* Mozilla: Downgrade attack on SMTP STARTTLS connections (CVE-2021-38502)

* 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
  thunderbird-91.2.0-1.el7_9.x86_64.rpm
  thunderbird-debuginfo-91.2.0-1.el7_9.x86_64.rpm
--

- Scientific Linux Development Team

SciLinux: SLSA-2021-3841-1 Important: thunderbird on SL7.x x86_64

This update upgrades Thunderbird to version 91.2.0

Summary

Important: thunderbird security update



Security Fixes

* 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)
* Mozilla: Downgrade attack on SMTP STARTTLS connections (CVE-2021-38502)
* 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 thunderbird-91.2.0-1.el7_9.x86_64.rpm thunderbird-debuginfo-91.2.0-1.el7_9.x86_64.rpm
- Scientific Linux Development Team

Severity
Advisory ID: SLSA-2021:3841-1
Issued Date: : 2021-10-18
CVE Numbers: CVE-2021-32810
CVE-2021-38496
CVE-2021-38497

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