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CVE-2011-4079

CVE-2011-4079

EPSS 3.7%
Off-by-one error in the UTF8StringNormalize function in OpenLDAP 2.4.26 and earlier allows remote attackers to cause a denial of service (slapd crash) via a zero-length string that triggers a heap-based buffer overflow, as demonstrated using an empty postalAddressAttribute value in an LDIF entry.
Affected products
n/a · n/a

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References
https://bugzilla.redhat.com/show_bug.cgi?id=749324http://secunia.com/advisories/46599http://security.gentoo.org/glsa/glsa-201406-36.xmlhttps://exchange.xforce.ibmcloud.com/vulnerabilities/70991http://www.openldap.org/devel/gitweb.cgi?p=openldap.git%3Ba=commitdiff%3Bh=507238713b71208ec4f262f312cb495a302df9e9http://www.openldap.org/its/index.cgi/Software%20Bugs?id=7059%3Bselectid=7059http://www.openwall.com/lists/oss-security/2011/10/26/5http://www.openwall.com/lists/oss-security/2011/10/26/9http://www.securityfocus.com/bid/50384http://www.ubuntu.com/usn/USN-1266-1