CVE-2021-29966

June 25, 2021

Mozilla developers reported memory safety bugs present in Firefox 88. 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 < 89.

Summary:

Mozilla developers reported memory safety bugs present in Firefox 88. 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 < 89.

Reference Links(if available):

  • https://www.mozilla.org/security/advisories/mfsa2021-23/
  • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1660307%2C1686154%2C1702948%2C1708124

  • CVSS Score (if available)

    v2: / MEDIUM

    v3: /

    Links to Exploits(if available)

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