CVE-2018-14638: Double Free
First published: Thu Sep 06 2018(Updated: )
A flaw was found in 389-ds-base before version 1.3.8.4-13. The process ns-slapd crashes in delete_passwdPolicy function when persistent search connections are terminated unexpectedly leading to remote denial of service.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fedoraproject 389 Directory Server | <1.3.8.4 | |
| Redhat Enterprise Linux Aus | =7.6 | |
| Redhat Enterprise Linux Desktop | =7.0 | |
| Redhat Enterprise Linux Server | =7.0 | |
| Redhat Enterprise Linux Server Eus | =7.5 | |
| Redhat Enterprise Linux Server Eus | =7.6 | |
| Redhat Enterprise Linux Server Tus | =7.6 | |
| Redhat Enterprise Linux Workstation | =7.0 |
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Reference Links
- https://access.redhat.com/errata/RHSA-2018:2757
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14638
- https://pagure.io/389-ds-base/c/78fc627accacfa4061ce48977e22301f81ea8d73
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1623949
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1637870
- https://bugzilla.redhat.com/show_bug.cgi?id=1626079
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2018-14638.
What is the severity of CVE-2018-14638?
The severity of CVE-2018-14638 is high (7.5).
What is the affected software?
The affected software includes 389-ds-base before version 1.3.8.4-13 on Red Hat Enterprise Linux and Fedora Directory Server.
How does CVE-2018-14638 impact the system?
CVE-2018-14638 can lead to remote denial of service when persistent search connections are terminated unexpectedly.
How can CVE-2018-14638 be fixed?
CVE-2018-14638 can be fixed by updating to version 1.4.0.17 of 389-ds-base.
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- canonical/fedoraproject 389 directory server
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- canonical/redhat enterprise linux workstation
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