Tuesday, March 2, 2021

Ubuntu: USN-4756-1 (CVE-2021-23968): Firefox vulnerabilities

Description
If Content Security Policy blocked frame navigation, the full destination of a redirect served in the frame was reported in the violation report; as opposed to the original frame URI. This could be used to leak sensitive information contained in such URIs. This vulnerability affects Firefox < 86, Thunderbird < 78.8, and Firefox ESR < 78.8.
Solution(s)
  • ubuntu-upgrade-firefox


  • References
  • USN-4756-1
  • CVE-2021-23968




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