Linux · Security advisory · June 7, 2021

RHSA-2021:2264: thunderbird security update

RHSA-2021:2264, released June 7, 2021, fixes 3 CVEs in thunderbird (version 0:78.11.0-1.el8_4). None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
3
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0137
71st percentile

Priority of the 3 CVEs

Patch now 0 Urgent 0 High 1 Routine 2

Fixed package versions

ProductReleaseFixed in
thunderbirdRHEL 80:78.11.0-1.el8_4

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
High CVE-2021-29967 Firefox ESR and 3 others: Mozilla developers reported memory safety bugs present in Firefox 88 and Firefox ESR 78.11. 8.8 0.0137 None reported
Routine CVE-2021-29957 Thunderbird and 1 other: If a MIME encoded email contains an OpenPGP inline signed or encrypted message part, but also contains… 4.3 0.0094 None reported
Routine CVE-2021-29956 Mozilla Thunderbird: OpenPGP secret keys that were imported using Thunderbird version 78.8.1 up to version 78.10.1 were stored… 4.3 0.0081 None reported
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