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Amazon Linux AMI 2: CVE-2021-23953: Security patch for thunderbird (ALAS-2021-1603)

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Amazon Linux AMI 2: CVE-2021-23953: Security patch for thunderbird (ALAS-2021-1603)

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:P/I:N/A:N)
Published
02/22/2021
Created
02/23/2021
Added
02/22/2021
Modified
09/30/2022

Description

If a user clicked into a specifically crafted PDF, the PDF reader could be confused into leaking cross-origin information, when said information is served as chunked data. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7.

Solution(s)

  • amazon-linux-ami-2-upgrade-thunderbird
  • amazon-linux-ami-2-upgrade-thunderbird-debuginfo

References

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