CVE-2017-5403

When adding a range to an object in the DOM, it is possible to use "addRange" to add the range to an incorrect root object. This triggers a use-after-free, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 52 and Thunderbird < 52.

Score

CVSS 3.0 9.8 Critical

Status

Modified - security@mozilla.org

Published

2018-06-11

Last modified

2024-08-05

Weaknesses

CWE-416

Affected products

• Firefox (Mozilla)
• Thunderbird (Mozilla)

References

• http://www.securityfocus.com/bid/96691
• http://www.securitytracker.com/id/1037966
• https://bugzilla.mozilla.org/show_bug.cgi?id=1340186
• https://www.mozilla.org/security/advisories/mfsa2017-05/
• https://www.mozilla.org/security/advisories/mfsa2017-09/