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Amazon Linux AMI: CVE-2019-17023: Security patch for nspr, nss-softokn, nss-util (ALAS-2021-1522)

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Amazon Linux AMI: CVE-2019-17023: Security patch for nspr, nss-softokn, nss-util (ALAS-2021-1522)

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
01/08/2020
Created
07/15/2021
Added
07/13/2021
Modified
07/13/2021

Description

After a HelloRetryRequest has been sent, the client may negotiate a lower protocol that TLS 1.3, resulting in an invalid state transition in the TLS State Machine. If the client gets into this state, incoming Application Data records will be ignored. This vulnerability affects Firefox < 72.

Solution(s)

  • amazon-linux-upgrade--nss-softokn
  • amazon-linux-upgrade--nss-util
  • amazon-linux-upgrade-nspr

References

  • ALAS-2021-1522
  • USN-4234-1
  • USN-4397-1
  • CVE-2019-17023

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