thunderbird-78.9.0-3.0.1.el8

Mozilla Thunderbird is a standalone mail and newsgroup client.

This update upgrades Thunderbird to version 78.9.0.

Security Fix(es):

* Mozilla: Texture upload into an unbound backing buffer resulted in an
out-of-bound read (CVE-2021-23981)
* Mozilla: Memory safety bugs fixed in Firefox 87 and Firefox ESR 78.9
(CVE-2021-23987)
* Mozilla: Internal network hosts could have been probed by a malicious
webpage (CVE-2021-23982)
* Mozilla: Malicious extensions could have spoofed popup information
(CVE-2021-23984)

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

CVE-2021-23981
** RESERVED ** This candidate has been reserved by an organization or individual
that will use it when announcing a new security problem. When the candidate has
been publicized, the details for this candidate will be provided.
CVE-2021-23982
** RESERVED ** This candidate has been reserved by an organization or individual
that will use it when announcing a new security problem. When the candidate has
been publicized, the details for this candidate will be provided.
CVE-2021-23984
** RESERVED ** This candidate has been reserved by an organization or individual
that will use it when announcing a new security problem. When the candidate has
been publicized, the details for this candidate will be provided.
CVE-2021-23987
** RESERVED ** This candidate has been reserved by an organization or individual
that will use it when announcing a new security problem. When the candidate has
been publicized, the details for this candidate will be provided.