CVE-2021-38494

2021-11-0300:03:42

mozilla

www.cve.org

mozilla

memory safety

bugs

firefox 91

arbitrary code execution

vulnerability

firefox 92

AI Score

9.2

Confidence

High

EPSS

0.003

Percentile

68.5%

JSON

Mozilla developers reported memory safety bugs present in Firefox 91. 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 < 92.

CNA Affected

[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "lessThan": "92",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]