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Ubuntu: (Multiple Advisories) (CVE-2017-6891): Libtasn1 vulnerability

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Ubuntu: (Multiple Advisories) (CVE-2017-6891): Libtasn1 vulnerability

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
05/22/2017
Created
07/25/2018
Added
06/05/2017
Modified
03/02/2020

Description

Two errors in the "asn1_find_node()" function (lib/parser_aux.c) within GnuTLS libtasn1 version 4.10 can be exploited to cause a stacked-based buffer overflow by tricking a user into processing a specially crafted assignments file via the e.g. asn1Coding utility.

Solution(s)

  • ubuntu-upgrade-libtasn1-3
  • ubuntu-upgrade-libtasn1-6

References

  • USN-3309-1
  • USN-3309-2
  • DLA-950-1
  • DSA-3861
  • CVE-2017-6891

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