Linux · Security advisory · May 11, 2020

RHSA-2020:2046: thunderbird security update

RHSA-2020:2046, released May 11, 2020, fixes 5 CVEs in thunderbird (version 0:68.8.0-1.el8_2). None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent
CVEs closed
5
5 rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0580
93rd percentile

Priority of the 5 CVEs

Patch now 0 Urgent 5 High 0 Routine 0

Fixed package versions

ProductReleaseFixed in
thunderbirdRHEL 80:68.8.0-1.el8_2

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
Urgent CVE-2020-6831 Firefox ESR: A buffer overflow could occur when parsing and validating SCTP chunks in WebRTC. 9.8 0.0580 None reported
Urgent CVE-2020-12395 Firefox ESR: Mozilla developers and community members reported memory safety bugs present in Firefox 75 and Firefox… 9.8 0.0260 None reported
Urgent CVE-2020-12387 Firefox ESR: A race condition when running shutdown code for Web Worker led to a use-after-free vulnerability. 8.8 0.0144 None reported
Urgent CVE-2020-12397 thunderbird: Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 68.8.0.... 4.3 0.0061 None reported
Urgent CVE-2020-12392 Firefox ESR: The 'Copy as cURL' feature of Devtools' network tab did not properly escape the HTTP POST data of a request,… 6.1 0.0035 None reported
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