Linux · 
Red Hat · Security advisory · October 13, 2021
Red Hat · Security advisory · October 13, 2021RHSA-2021:3838: thunderbird security update
RHSA-2021:3838, released October 13, 2021, fixes 7 CVEs in thunderbird (version 0:91.2.0-1.el8_4). None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
7
None rated Critical
Exploited
0
None reported
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.0191
79th percentile
Priority of the 7 CVEs
Patch now 0
Urgent 0
High 6
Routine 1
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| thunderbird | RHEL 8 | 0:91.2.0-1.el8_4 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2021-32810 | firefox: crossbeam-deque is a package of work-stealing deques for building taskschedulers when programming in Rust | 9.8 | 0.0191 | None reported |
| High | CVE-2021-38496 | Mozilla Firefox ESR and 3 others: During operations on MessageTasks, a task may have been removed while it was still scheduled, resulting… | 8.8 | 0.0166 | None reported |
| High | CVE-2021-38498 | Mozilla Firefox ESR and 3 others: During process shutdown, a document could have caused a use-after-free of a languages service object,… | 7.5 | 0.0147 | None reported |
| High | CVE-2021-38500 | Mozilla Firefox ESR and 3 others: Mozilla developers reported memory safety bugs present in Firefox 92 and Firefox ESR 91.1. | 8.8 | 0.0127 | None reported |
| High | CVE-2021-38502 | Mozilla Thunderbird and 1 other: Thunderbird ignored the configuration to require STARTTLS security for an SMTP connection. | 7.5 | 0.0110 | None reported |
| High | CVE-2021-38501 | Mozilla Firefox ESR and 3 others: Mozilla developers reported memory safety bugs present in Firefox 92 and Firefox ESR 91.1. | 8.8 | 0.0105 | None reported |
| Routine | CVE-2021-38497 | Mozilla Firefox ESR and 3 others: Through use of reportValidity() and window.open(), a plain-text validation message could have been overlaid… | 6.5 | 0.0059 | None reported |
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