CVE-2017-9287: Double Free
First published: Mon May 29 2017(Updated: )
servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free vulnerability. A user with access to search the directory can crash slapd by issuing a search including the Paged Results control with a page size of 0.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Red Hat OpenLDAP Servers | <=2.4.44 | |
| Debian Linux | =8.0 | |
| Red Hat Enterprise Linux Desktop | =7.0 | |
| Red Hat Enterprise Linux Server EUS | =7.4 | |
| Red Hat Enterprise Linux Server EUS | =7.5 | |
| Red Hat Enterprise Linux Server EUS | =7.6 | |
| Red Hat Enterprise Linux Server EUS | =7.7 | |
| Red Hat Enterprise Linux Server | =7.0 | |
| Red Hat Enterprise Linux Server | =7.4 | |
| Red Hat Enterprise Linux Server | =7.6 | |
| Red Hat Enterprise Linux Server | =7.7 | |
| Red Hat Enterprise Linux Server | =7.6 | |
| Red Hat Enterprise Linux Server | =7.7 | |
| Red Hat Enterprise Linux Workstation | =7.0 | |
| McAfee Policy Auditor | <6.5.1 | |
| Oracle Blockchain Platform | <21.1.2 |
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Reference Links
- https://www.openldap.org/devel/gitweb.cgi?p=openldap.git;a=commit;h=0cee1ffb6021b1aae3fcc9581699da1c85a6dd6e
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1456713
- http://www.openldap.org/its/?findid=8655
- https://access.redhat.com/security/updates/classification/
- https://access.redhat.com/errata/RHSA-2017:1852
- https://bugzilla.redhat.com/show_bug.cgi?id=1456712
- http://www.debian.org/security/2017/dsa-3868
- http://www.securityfocus.com/bid/98736
- http://www.securitytracker.com/id/1038591
- https://bugs.debian.org/863563
- https://kc.mcafee.com/corporate/index?page=content&id=SB10365
- https://www.oracle.com/security-alerts/cpuapr2022.html
Frequently Asked Questions
What is the severity of CVE-2017-9287?
CVE-2017-9287 is classified as a moderate severity vulnerability due to the potential for denial of service.
How do I fix CVE-2017-9287?
To mitigate CVE-2017-9287, update OpenLDAP to version 2.4.45 or later where the vulnerability is resolved.
What systems are affected by CVE-2017-9287?
CVE-2017-9287 affects OpenLDAP versions up to 2.4.44 and specifically various versions of Debian and Red Hat Enterprise Linux.
What type of vulnerability is CVE-2017-9287?
CVE-2017-9287 is a double free vulnerability affecting the slapd daemon in OpenLDAP.
Can CVE-2017-9287 be exploited remotely?
An attacker with access to search the directory can exploit CVE-2017-9287 to crash the slapd service.
- agent/references
- agent/type
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- agent/first-publish-date
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- source/Red Hat
- alias/CVE-2017-9287
- agent/remedy
- agent/severity
- agent/author
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- agent/event
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- agent/software-canonical-lookup-request
- vendor/openldap
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- version/red hat enterprise linux server eus/7.6
- version/red hat enterprise linux server eus/7.7
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- version/red hat enterprise linux server/7.4
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- canonical/red hat enterprise linux workstation
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- vendor/mcafee
- canonical/mcafee policy auditor
- vendor/oracle
- canonical/oracle blockchain platform