slapd in OpenLDAP before 2.4.30 allows remote attackers to cause a denial of service (assertion failure and daemon exit) via an LDAP search query with attrsOnly set to true, which causes empty attributes to be returned.
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.
| Link | Tags |
|---|---|
| http://security.gentoo.org/glsa/glsa-201406-36.xml | vendor advisory |
| http://secunia.com/advisories/49607 | third party advisory vendor advisory |
| http://secunia.com/advisories/48372 | third party advisory vendor advisory |
| http://www.mandriva.com/security/advisories?name=MDVSA-2012:130 | vendor advisory |
| http://www.openldap.org/its/index.cgi/Software%20Bugs?id=7143 | vendor advisory |
| http://rhn.redhat.com/errata/RHSA-2012-0899.html | vendor advisory |
| http://www.securityfocus.com/bid/52404 | vdb entry |
| http://www.openldap.org/software/release/changes.html | |
| https://support.apple.com/kb/HT210788 | |
| https://seclists.org/bugtraq/2019/Dec/23 | mailing list |
| http://seclists.org/fulldisclosure/2019/Dec/26 | mailing list |