Description

The deref_parseCtrl function in servers/slapd/overlays/deref.c in OpenLDAP 2.4.13 through 2.4.40 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an empty attribute list in a deref control in a search request.

References

http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html

http://lists.opensuse.org/opensuse-updates/2015-07/msg00069.html

http://secunia.com/advisories/62787

http://www.debian.org/security/2015/dsa-3209

http://www.mandriva.com/security/advisories?name=MDVSA-2015:073

http://www.mandriva.com/security/advisories?name=MDVSA-2015:074

http://www.openldap.org/devel/gitweb.cgi?p=openldap.git;a=commit;h=c32e74763f77675b9e144126e375977ed6dc562c

http://www.openldap.org/its/?findid=8027

http://www.openwall.com/lists/oss-security/2015/02/07/3

http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html

http://www.securityfocus.com/bid/72519

http://www.securitytracker.com/id/1032399

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=776988

https://exchange.xforce.ibmcloud.com/vulnerabilities/100937

https://support.apple.com/HT204659

Details

Risk Information

CVSS v2