Medium severity5.3NVD Advisory· Published Dec 29, 2015· Updated Jun 17, 2026
CVE-2015-3223
CVE-2015-3223
Description
The ldb_wildcard_compare function in ldb_match.c in ldb before 1.1.24, as used in the AD LDAP server in Samba 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3, mishandles certain zero values, which allows remote attackers to cause a denial of service (infinite loop) via crafted packets.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
101cpe:2.3:a:samba:samba:4.0.0:*:*:*:*:*:*:*+ 57 more
- cpe:2.3:a:samba:samba:4.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.10:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.12:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.13:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.14:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.15:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.16:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.17:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.18:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.19:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.20:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.21:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.22:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.23:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.24:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.6:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.7:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.8:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.0.9:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.10:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.11:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.12:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.13:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.14:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.15:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.16:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.17:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.18:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.19:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.20:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.21:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.4:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.5:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.6:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.7:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.8:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.1.9:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.2.3:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.2.4:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.2.5:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.2.6:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.3.1:*:*:*:*:*:*:*
- cpe:2.3:a:samba:samba:4.3.2:*:*:*:*:*:*:*
- (no CPE)range: 4.x before 4.1.22, 4.2.x before 4.2.7, 4.3.x before 4.3.3
- Range: before 1.1.24
- osv-coords42 versionspkg:rpm/opensuse/ldb&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/samba&distro=openSUSE%20Tumbleweedpkg:rpm/suse/ldb&distro=SUSE%20Linux%20Enterprise%20Desktop%2012pkg:rpm/suse/ldb&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/ldb&distro=SUSE%20Linux%20Enterprise%20Server%2012pkg:rpm/suse/ldb&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/ldb&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/ldb&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/ldb&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012pkg:rpm/suse/ldb&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1pkg:rpm/suse/samba&distro=SUSE%20Linux%20Enterprise%20Desktop%2012pkg:rpm/suse/samba&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/samba&distro=SUSE%20Linux%20Enterprise%20Server%2012pkg:rpm/suse/samba&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/samba&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/samba&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/samba&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012pkg:rpm/suse/samba&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1pkg:rpm/suse/talloc&distro=SUSE%20Linux%20Enterprise%20Desktop%2012pkg:rpm/suse/talloc&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/talloc&distro=SUSE%20Linux%20Enterprise%20Server%2012pkg:rpm/suse/talloc&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/talloc&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/talloc&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/talloc&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012pkg:rpm/suse/talloc&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1pkg:rpm/suse/tdb&distro=SUSE%20Linux%20Enterprise%20Desktop%2012pkg:rpm/suse/tdb&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/tdb&distro=SUSE%20Linux%20Enterprise%20Server%2012pkg:rpm/suse/tdb&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/tdb&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/tdb&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/tdb&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012pkg:rpm/suse/tdb&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1pkg:rpm/suse/tevent&distro=SUSE%20Linux%20Enterprise%20Desktop%2012pkg:rpm/suse/tevent&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/tevent&distro=SUSE%20Linux%20Enterprise%20Server%2012pkg:rpm/suse/tevent&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/tevent&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/tevent&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/tevent&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012pkg:rpm/suse/tevent&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1
< 1.1.27-1.1+ 41 more
- (no CPE)range: < 1.1.27-1.1
- (no CPE)range: < 4.5.0-1.1
- (no CPE)range: < 1.1.24-4.3.1
- (no CPE)range: < 1.1.24-4.1
- (no CPE)range: < 1.1.24-4.3.1
- (no CPE)range: < 1.1.24-4.1
- (no CPE)range: < 1.1.24-4.3.1
- (no CPE)range: < 1.1.24-4.1
- (no CPE)range: < 1.1.24-4.3.1
- (no CPE)range: < 1.1.24-4.1
- (no CPE)range: < 4.1.12-18.3.1
- (no CPE)range: < 4.2.4-6.1
- (no CPE)range: < 4.1.12-18.3.1
- (no CPE)range: < 4.2.4-6.1
- (no CPE)range: < 4.1.12-18.3.1
- (no CPE)range: < 4.2.4-6.1
- (no CPE)range: < 4.1.12-18.3.1
- (no CPE)range: < 4.2.4-6.1
- (no CPE)range: < 2.1.5-3.4.1
- (no CPE)range: < 2.1.5-4.1
- (no CPE)range: < 2.1.5-3.4.1
- (no CPE)range: < 2.1.5-4.1
- (no CPE)range: < 2.1.5-3.4.1
- (no CPE)range: < 2.1.5-4.1
- (no CPE)range: < 2.1.5-3.4.1
- (no CPE)range: < 2.1.5-4.1
- (no CPE)range: < 1.3.8-2.3.1
- (no CPE)range: < 1.3.8-4.1
- (no CPE)range: < 1.3.8-2.3.1
- (no CPE)range: < 1.3.8-4.1
- (no CPE)range: < 1.3.8-2.3.1
- (no CPE)range: < 1.3.8-4.1
- (no CPE)range: < 1.3.8-2.3.1
- (no CPE)range: < 1.3.8-4.1
- (no CPE)range: < 0.9.26-3.3.1
- (no CPE)range: < 0.9.26-4.1
- (no CPE)range: < 0.9.26-3.3.1
- (no CPE)range: < 0.9.26-4.1
- (no CPE)range: < 0.9.26-3.3.1
- (no CPE)range: < 0.9.26-4.1
- (no CPE)range: < 0.9.26-3.3.1
- (no CPE)range: < 0.9.26-4.1
Patches
Vulnerability mechanics
References
19- www.samba.org/samba/security/CVE-2015-3223.htmlnvdVendor Advisory
- lists.fedoraproject.org/pipermail/package-announce/2015-December/174076.htmlnvd
- lists.fedoraproject.org/pipermail/package-announce/2015-December/174391.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2015-12/msg00019.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2015-12/msg00020.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2015-12/msg00032.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2015-12/msg00033.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2016-04/msg00042.htmlnvd
- www.debian.org/security/2016/dsa-3433nvd
- www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.htmlnvd
- www.securityfocus.com/bid/79731nvd
- www.securitytracker.com/id/1034493nvd
- www.ubuntu.com/usn/USN-2855-1nvd
- www.ubuntu.com/usn/USN-2855-2nvd
- www.ubuntu.com/usn/USN-2856-1nvd
- bugzilla.redhat.com/show_bug.cginvd
- git.samba.orgnvd
- git.samba.orgnvd
- security.gentoo.org/glsa/201612-47nvd
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