CVE-2020-6794

thunderbird: Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 68.5.0....

CVE-2020-6794 is fixed in 6 products on 1 platform, first by RHSA-2020:0577, released February 24, 2020. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
6.5
Important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0102
63rd percentile

Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 68.5.0. Security Fix(es): * Mozilla: Memory safety bugs fixed in Firefox 73 and Firefox ESR 68.5 (CVE-2020-6800) * Mozilla: Out-of-bounds read when processing certain email messages (CVE-2020-6793) * Mozilla: Setting a master password post-Thunderbird 52 does not delete unencrypted previously stored passwords (CVE-2020-6794) * Mozilla: Crash processing S/MIME messages with multiple signatures (CVE-2020-6795) * Mozilla: Incorrect parsing of template tag could result in JavaScript injection (CVE-2020-6798) * Mozilla: Message ID calculation was based on uninitialized data (CVE-2020-6792) 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.

Where it's fixed

ProductFixed inFixReleased
Linux
thunderbird · RHEL 8 0:68.5.0-1.el8_1 RHSA-2020:0577 Feb 24, 2020
thunderbird · Ubuntu 18.04.6 LTS (bionic) 1:68.7.0+build1-0ubuntu0.18.04.1 thunderbird 1:68.7.0+build1-0ubuntu0.18.04.1 Apr 6, 2020
thunderbird · ol 8 0:68.5.0-1.0.1.el8_1 ELSA-2020-0577 Feb 26, 2020
thunderbird-gnome-support · Ubuntu 18.04.6 LTS (bionic) 1:68.7.0+build1-0ubuntu0.18.04.1 thunderbird-gnome-support 1:68.7.0+build1-0ubuntu0.18.04.1 Apr 6, 2020
thunderbird-mozsymbols · Ubuntu 18.04.6 LTS (bionic) 1:68.7.0+build1-0ubuntu0.18.04.1 thunderbird-mozsymbols 1:68.7.0+build1-0ubuntu0.18.04.1 Apr 6, 2020
xul-ext-calendar-timezones · Ubuntu 18.04.6 LTS (bionic) 1:68.7.0+build1-0ubuntu0.18.04.1 xul-ext-calendar-timezones 1:68.7.0+build1-0ubuntu0.18.04.1 Apr 6, 2020
xul-ext-gdata-provider · Ubuntu 18.04.6 LTS (bionic) 1:68.7.0+build1-0ubuntu0.18.04.1 xul-ext-gdata-provider 1:68.7.0+build1-0ubuntu0.18.04.1 Apr 6, 2020
xul-ext-lightning · Ubuntu 18.04.6 LTS (bionic) 1:68.7.0+build1-0ubuntu0.18.04.1 xul-ext-lightning 1:68.7.0+build1-0ubuntu0.18.04.1 Apr 6, 2020

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