CVE-2021-38499

2021-11-0300:03:08

mozilla

www.cve.org

mozilla

memory safety

memory corruption

arbitrary code

firefox 93

vulnerability

AI Score

9.7

Confidence

High

EPSS

0.003

Percentile

68.5%

JSON

Mozilla developers reported memory safety bugs present in Firefox 92. 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 < 93.

CNA Affected

[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "lessThan": "93",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]