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MFSA2020-21 Firefox: Security Vulnerabilities fixed in Firefox ESR 68.9 (CVE-2020-12406)

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MFSA2020-21 Firefox: Security Vulnerabilities fixed in Firefox ESR 68.9 (CVE-2020-12406)

Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
06/02/2020
Created
06/04/2020
Added
06/03/2020
Modified
07/14/2020

Description

Mozilla Developer Iain Ireland discovered a missing type check during unboxed objects removal, resulting in a crash. We presume that with enough effort that it could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.

Solution(s)

  • mozilla-firefox-esr-upgrade-68_9

References

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