Ubuntu Security Notice 3307-2 - USN-3307-1 fixed a vulnerability in OpenLDAP. This update provides the corresponding update for ubuntu 12.04 ESM. A Karsten Heymann discovered that OpenLDAP incorrectly handled certain A search requests. A remote attacker could use this issue to cause slapd A to crash, resulting in a denial of service. Various other issues were also addressed.
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Ubuntu Security Notice USN-3307-2
July 19, 2017
openldap vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 ESM
Summary:
OpenLDAP could be made to crash if it received specially crafted
network traffic.
Software Description:
- openldap: OpenLDAP utilities
Details:
USN-3307-1 fixed a vulnerability in OpenLDAP. This update provides the
corresponding update for ubuntu 12.04 ESM.
Original advisory details:
A Karsten Heymann discovered that OpenLDAP incorrectly handled certain
A search requests. A remote attacker could use this issue to cause slapd
A to crash, resulting in a denial of service.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.04 ESM:
A slapdA A A A A A A A A A A A A A A A A A A A A A A A A A A 2.4.28-1.1ubuntu4.8
In general, a standard system update will make all the necessary
changes.
References:
A https://www.ubuntu.com/usn/usn-3307-2
A https://www.ubuntu.com/usn/usn-3307-1
A CVE-2017-9287