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MFSA2020-33 Thunderbird: Security Vulnerabilities fixed in Thunderbird 78.1 (CVE-2020-15656)

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MFSA2020-33 Thunderbird: Security Vulnerabilities fixed in Thunderbird 78.1 (CVE-2020-15656)

Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
07/28/2020
Created
07/30/2020
Added
07/29/2020
Modified
08/17/2020

Description

JIT optimizations involving the Javascript arguments object could confuse later optimizations. This risk was already mitigated by various precautions in the code, resulting in this bug rated at only moderate severity. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.

Solution(s)

  • mozilla-thunderbird-upgrade-78_1

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