Wednesday, April 21, 2021

MFSA2021-16 Firefox: Security Vulnerabilities fixed in Firefox 88 (CVE-2021-23997)

Description
Due to unexpected data type conversions, a use-after-free could have occurred when interacting with the font cache. We presume that with enough effort this could have been exploited to run arbitrary code.
Solution(s)
  • mozilla-firefox-upgrade-88_0


  • References
  • https://attackerkb.com/topics/cve-2021-23997
  • CVE - 2021-23997
  • http://www.mozilla.org/security/announce/2021/mfsa2021-16.html




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