Several remote vulnerabilities have been discovered in OpenLDAP, a free implementation of the Lightweight Directory Access Protocol. The Common Vulnerabilities and Exposures project identifies the following problems:
Thomas Sesselmann discovered that slapd could be crashed by a malformed modify requests.
Toby Blade discovered that incorrect memory handling in slapo-pcache could lead to denial of service through crafted search requests.
It was discovered that a programming error in the interface to the BDB storage backend could lead to denial of service through crafted modify requests.
It was discovered that a programming error in the interface to the BDB storage backend could lead to denial of service through crafted modrdn requests.
For the stable distribution (etch), these problems have been fixed in version 2.3.30-5+etch1.
For the unstable distribution (sid), these problems have been fixed in version 2.4.7-6.1.
We recommend that you upgrade your openldap2.3 packages.
MD5 checksums of the listed files are available in the original advisory.