{"id":"CVE-2015-1781","details":"Buffer overflow in the gethostbyname_r and other unspecified NSS functions in the GNU C Library (aka glibc or libc6) before 2.22 allows context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via a crafted DNS response, which triggers a call with a misaligned buffer.","modified":"2026-04-16T01:38:54.557315417Z","published":"2015-09-28T20:59:00Z","withdrawn":"2026-01-27T04:13:49.305936Z","related":["SUSE-SU-2015:1424-1","SUSE-SU-2015:1844-1","SUSE-SU-2016:0470-1","openSUSE-SU-2024:10154-1"],"references":[{"type":"ARTICLE","url":"http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177404.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00019.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.html"},{"type":"ADVISORY","url":"http://www.debian.org/security/2016/dsa-3480"},{"type":"ADVISORY","url":"http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/74255"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1032178"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-2985-1"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-2985-2"},{"type":"ADVISORY","url":"https://rhn.redhat.com/errata/RHSA-2015-0863.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201602-02"},{"type":"REPORT","url":"https://sourceware.org/bugzilla/show_bug.cgi?id=18287"},{"type":"ARTICLE","url":"https://www.sourceware.org/ml/libc-alpha/2015-08/msg00609.html"},{"type":"WEB","url":"https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=2959eda9272a03386"}],"schema_version":"1.7.3"}