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Amazon Linux AMI: CVE-2016-4574: Security patch for libksba (ALAS-2016-712)

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Amazon Linux AMI: CVE-2016-4574: Security patch for libksba (ALAS-2016-712)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
06/02/2016
Created
07/25/2018
Added
07/01/2017
Modified
08/25/2020

Description

Off-by-one error in the append_utf8_value function in the DN decoder (dn.c) in Libksba before 1.3.4 allows remote attackers to cause a denial of service (out-of-bounds read) via invalid utf-8 encoded data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-4356.

Solution(s)

  • amazon-linux-upgrade-libksba

References

  • ALAS-2016-712
  • USN-2982-1
  • CVE-2016-4574

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