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MFSA2020-24 Firefox: Security Vulnerabilities fixed in Firefox 78 (CVE-2020-12417)

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MFSA2020-24 Firefox: Security Vulnerabilities fixed in Firefox 78 (CVE-2020-12417)

Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
06/30/2020
Created
07/03/2020
Added
07/02/2020
Modified
07/14/2020

Description

Due to confusion about ValueTags on JavaScript Objects, an object may pass through the type barrier, resulting in memory corruption and a potentially exploitable crash. *Note: this issue only affects Firefox on ARM64 platforms.* This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.

Solution(s)

  • mozilla-firefox-upgrade-78_0

References

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