CVE-2017-17740

Name	CVE-2017-17740
Description	contrib/slapd-modules/nops/nops.c in OpenLDAP through 2.4.45, when both the nops module and the memberof overlay are enabled, attempts to free a buffer that was allocated on the stack, which allows remote attackers to cause a denial of service (slapd crash) via a member MODDN operation.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
openldap (PTS)	bullseye (security), bullseye	2.4.57+dfsg-3+deb11u1	vulnerable
	bookworm	2.5.13+dfsg-5	vulnerable
	sid, trixie	2.5.18+dfsg-3	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
openldap	source	(unstable)	(unfixed)	unimportant

http://www.openldap.org/its/index.cgi/Incoming?id=8759
nops slapd-module not built