NULL Pointer Dereference Affecting libtasn1 package, versions <0:3.3-5.el7_0


0.0
medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required

    Threat Intelligence

    EPSS 0.37% (73rd percentile)
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NVD
5.3 medium
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Red Hat
4.3 medium

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  • Snyk ID SNYK-CENTOS7-LIBTASN1-2030239
  • published 26 Jul 2021
  • disclosed 25 May 2014

How to fix?

Upgrade Centos:7 libtasn1 to version 0:3.3-5.el7_0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libtasn1 package and not the libtasn1 package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

The (1) asn1_read_value_type and (2) asn1_read_value functions in GNU Libtasn1 before 3.6 allows context-dependent attackers to cause a denial of service (NULL pointer dereference and crash) via a NULL value in an ivalue argument.