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glibc: DNS resolver NULL pointer dereference with crafted record type

🗓️ 10 Apr 2018 08:47:21Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 5 Views

Glibc DNS resolver res_query in libresolv before 2.25 allows denial of service.

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Refs
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IBM Security Bulletins		Security Bulletin: IBM Dynamic System Analysis (DSA) Preboot is affected by vulnerabilities in GNU C Library (CVE-2017-15804 CVE-2017-15670 CVE-2015-5180)
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IBM Security Bulletins		Security Bulletin: Vulnerabilities in Glibc affect Power Hardware Management Console ( CVE-2017-15670, CVE-2017-12132, CVE-2015-5180, CVE-2014-9402)
22 Sep 202123:05
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IBM Security Bulletins		Security Bulletin: IBM MQ Appliance is affected by glibc vulnerabilities
4 Jan 201911:45
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IBM Security Bulletins		Security Bulletin: Multiple Security Vulnerabilities have been fixed in IBM Security Privileged Identity Manager Appliance.
17 Sep 201915:34
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IBM Security Bulletins		Security Bulletin: Multiple Security vulnerabilities have been fixed in the IBM Security Access Manager Appliance
9 Jan 201922:10
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IBM Security Bulletins		Security Bulletin: Vyatta 5600 vRouter Software Patches - Release 1801-za
25 Jul 201915:25
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IBM Security Bulletins		Security Bulletin: Vulnerabilities in glibc affect PowerKVM
26 Sep 201817:55
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IBM Security Bulletins		Security Bulletin: IBM BladeCenter Advanced Management Module (AMM) is affected by vulnerabilities in GNU glibc (CVE-2017-15804 CVE-2017-15670 CVE-2015-5180)
15 Apr 201915:25
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IBM Security Bulletins		Security Bulletin: IBM Flex System Chassis Management Module (CMM) is affected by vulnerabilities in GNU C Library (CVE-2015-5180 CVE-2017-15670 CVE-2017-15804)
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IBM Security Bulletins		Security Bulletin: IBM QRadar Network Security is affected by GNU C library (glibc) vulnerabilities
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7aarch64glibc0:2.17-222.el7glibc-0:2.17-222.el7.aarch64.rpm
Red Hat Enterprise Linux7ppcglibc0:2.17-222.el7glibc-0:2.17-222.el7.ppc.rpm
Red Hat Enterprise Linux7ppc64glibc0:2.17-222.el7glibc-0:2.17-222.el7.ppc64.rpm
Red Hat Enterprise Linux7ppc64leglibc0:2.17-222.el7glibc-0:2.17-222.el7.ppc64le.rpm
Red Hat Enterprise Linux7s390glibc0:2.17-222.el7glibc-0:2.17-222.el7.s390.rpm
Red Hat Enterprise Linux7s390xglibc0:2.17-222.el7glibc-0:2.17-222.el7.s390x.rpm
Red Hat Enterprise Linux7x86_64glibc0:2.17-222.el7glibc-0:2.17-222.el7.x86_64.rpm
Red Hat Enterprise Linux7anyglibc0:2.17-222.el7.i686glibc-0:2.17-222.el7.i686.noarch.rpm
Red Hat Enterprise Linux7aarch64glibc-common0:2.17-222.el7glibc-common-0:2.17-222.el7.aarch64.rpm
Red Hat Enterprise Linux7ppc64glibc-common0:2.17-222.el7glibc-common-0:2.17-222.el7.ppc64.rpm
Rows per page

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25 Jun 2026 10:51Current
7.3High risk
Vulners AI Score7.3
CVSS 25
CVSS 37.5
EPSS0.0627
CWE-476
glibcdns resolverres_querylibresolvversion before 2.25denial of servicenull pointercrafted recordsunix
5