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Debian 2.2 DSA-068-1 Critical: OpenLDAP Remote DoS Threat

debian
Calendar Grey August 9, 2001
Debian Logo
Immediate security alert regarding Debian's openldap linked to insufficient packet handling, resulting in risks of remote Denial of Service vulnerabilities. Timely patching is essential.
slapd does not handle packets with an invalid BER length of length fields and will crash if it received them.

Summary

Package : openldap
Problem type : remote DoS
Debian-specific: no

CERT released their advisory CA-2001-18 which lists a number of
vulnerabilities in various LDAP implementations. based on the
results of the PROTOS LDAPv3 test suite. These tests found one
problem in OpenLDAP, a free LDAP implementation that is shipped
as part of Debian GNU/Linux 2.2.

The problem is that slapd did not handle packets with an invalid
BER length of length fields and would crash if it received those.
An attacked can use this to mount a denial of service attack
remotely.

This problem has been fixed in version 1.2.11-1, and we recommend
that you upgrade your slapd package immediately.

wget url
will fetch the file for you
dpkg -i file.deb
will install the referenced file.


Debian GNU/Linux 2.2 alias potato
---------------------------------

Potato was released for alpha, arm, i386, m68k, powerpc and sparc.

Source archives:

MD5 checksum: b504c90a83025dc6a916187ddabf792a

MD5 checksum...

Read the Full Advisory

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