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CVE-2022-0843

High

Description

Mozilla developers Kershaw Chang, Ryan VanderMeulen, and Randell Jesup reported memory safety bugs present in Firefox 97. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 98.

SeverityHigh
CVSS8.8
Exploit probability—
ProductMozilla Firefox
PublishedDec 22, 2022
First seenDec 22, 2022
Weakness typeCWE-787Out-of-bounds write

How to fix

Update
  • mozilla firefox97.0 or later

Affected products

ProductAffected versionsFixed in
mozilla firefoxv < 97.097.0

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