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Alpine Linux: CVE-2018-1000654: libtasn1 Infinite loop in _asn1_expand_object_id leads to memory exhaustion

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Alpine Linux: CVE-2018-1000654: libtasn1 Infinite loop in _asn1_expand_object_id leads to memory exhaustion

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:N/I:N/A:C)
Published
08/20/2018
Created
12/18/2019
Added
11/08/2019
Modified
12/04/2019

Description

GNU Libtasn1-4.13 libtasn1-4.13 version libtasn1-4.13, libtasn1-4.12 contains a DoS, specifically CPU usage will reach 100% when running asn1Paser against the POC due to an issue in _asn1_expand_object_id(p_tree), after a long time, the program will be killed. This attack appears to be exploitable via parsing a crafted file.

Solution(s)

  • alpine-linux-upgrade-libtasn1

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