ZeroHour

CVE-2021-29980

PoC
CVSS 3.1
8.8 high
EPSS
1%p71
Published
()
Modified
Description

Uninitialized memory in a canvas object could have caused an incorrect free() leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.

Vendors
mozilla
Products
firefox, firefox esr, thunderbird
Weakness
CWE-909
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.