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.
Advisories
Source ID Title
Debian DSA Debian DSA DSA-4713-1 firefox-esr security update
Debian DSA Debian DSA DSA-4718-1 thunderbird security update
EUVD EUVD EUVD-2020-4729 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.
Ubuntu USN Ubuntu USN USN-4408-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-4421-1 Thunderbird vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2024-08-04T11:56:51.772Z

Reserved: 2020-04-28T00:00:00

Link: CVE-2020-12417

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-07-09T15:15:11.757

Modified: 2024-11-21T04:59:41.263

Link: CVE-2020-12417

cve-icon Redhat

Severity : Important

Publid Date: 2020-06-30T00:00:00Z

Links: CVE-2020-12417 - Bugzilla

cve-icon OpenCVE Enrichment

No data.