ZeroHour

CVE-2020-26974

CVSS 3.1
8.8 high
EPSS
2%p73
Published
()
Modified
Description

When flex-basis was used on a table wrapper, a StyleGenericFlexBasis object could have been incorrectly cast to the wrong type. This resulted in a heap user-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.

Vendors
mozilla
Products
firefox, firefox esr, thunderbird
Weakness
CWE-787
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

In the news

No ingested article mentions this CVE yet.