{"id":"UBUNTU-CVE-2013-4458","details":"Stack-based buffer overflow in the getaddrinfo function in sysdeps/posix/getaddrinfo.c in GNU C Library (aka glibc or libc6) 2.18 and earlier allows remote attackers to cause a denial of service (crash) via a (1) hostname or (2) IP address that triggers a large number of AF_INET6 address results. NOTE: this vulnerability exists because of an incomplete fix for CVE-2013-1914.","modified":"2026-02-04T02:42:33.682486Z","published":"2013-12-12T00:00:00Z","withdrawn":"2025-07-18T16:42:55Z","related":["USN-2306-1"],"upstream":["CVE-2013-4458"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2013-4458"},{"type":"REPORT","url":"https://sourceware.org/ml/libc-alpha/2013-10/msg00733.html"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2306-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2013-4458"}],"affected":[{"package":{"name":"eglibc","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/eglibc@2.18-0ubuntu1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.18-0ubuntu1"}]}],"versions":["2.17-93ubuntu4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"eglibc-source","binary_version":"2.18-0ubuntu1"},{"binary_name":"glibc-doc","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc-bin","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc-dev-bin","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6-amd64","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6-armel","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6-dbg","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6-dev","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6-dev-amd64","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6-dev-armel","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6-dev-i386","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6-dev-ppc64","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6-dev-x32","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6-i386","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6-pic","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6-ppc64","binary_version":"2.18-0ubuntu1"},{"binary_version":"2.18-0ubuntu1","binary_name":"libc6-prof"},{"binary_version":"2.18-0ubuntu1","binary_name":"libc6-udeb"},{"binary_name":"libc6-x32","binary_version":"2.18-0ubuntu1"},{"binary_name":"libc6-xen","binary_version":"2.18-0ubuntu1"},{"binary_name":"libnss-dns-udeb","binary_version":"2.18-0ubuntu1"},{"binary_name":"libnss-files-udeb","binary_version":"2.18-0ubuntu1"},{"binary_name":"multiarch-support","binary_version":"2.18-0ubuntu1"},{"binary_name":"nscd","binary_version":"2.18-0ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2013/UBUNTU-CVE-2013-4458.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"low"}]}