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NULL Pointer Dereference Affecting krb5-libs package, versions <0:1.13.2-12.el7_2

medium

Snyk CVSS

    Attack Complexity High

    Threat Intelligence

    EPSS 7.32% (95th percentile)
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NVD
7.5 high
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Red Hat
3.1 low

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  • Snyk ID SNYK-CENTOS7-KRB5LIBS-2062439
  • published 26 Jul 2021
  • disclosed 8 Jan 2016
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Introduced: 8 Jan 2016

CVE-2015-8630 Open this link in a new tab
CWE-476 Open this link in a new tab

How to fix?

Upgrade Centos:7 krb5-libs to version 0:1.13.2-12.el7_2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream krb5-libs package and not the krb5-libs package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

The (1) kadm5_create_principal_3 and (2) kadm5_modify_principal functions in lib/kadm5/srv/svr_principal.c in kadmind in MIT Kerberos 5 (aka krb5) 1.12.x and 1.13.x before 1.13.4 and 1.14.x before 1.14.1 allow remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) by specifying KADM5_POLICY with a NULL policy name.