NULL Pointer Dereference Affecting bind-pkcs11-libs package, versions <32:9.9.4-38.el7_3.2


Severity

Recommended
medium

Based on CentOS security rating

    Threat Intelligence

    EPSS
    20.37% (97th percentile)

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  • Snyk ID SNYK-CENTOS7-BINDPKCS11LIBS-2077966
  • published 26 Jul 2021
  • disclosed 8 Feb 2017

How to fix?

Upgrade Centos:7 bind-pkcs11-libs to version 32:9.9.4-38.el7_3.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bind-pkcs11-libs package and not the bind-pkcs11-libs package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

Under some conditions when using both DNS64 and RPZ to rewrite query responses, query processing can resume in an inconsistent state leading to either an INSIST assertion failure or an attempt to read through a NULL pointer. Affects BIND 9.8.8, 9.9.3-S1 -> 9.9.9-S7, 9.9.3 -> 9.9.9-P5, 9.9.10b1, 9.10.0 -> 9.10.4-P5, 9.10.5b1, 9.11.0 -> 9.11.0-P2, 9.11.1b1.