CVE-2016-0777

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CVE-2016-0777

Summary:

Details: The resend_bytes function in roaming_common.c in the client in OpenSSH 5.x, 6.x, and 7.x before 7.1p2 allows remote servers to obtain sensitive information from process memory by requesting transmission of an entire buffer, as demonstrated by reading a private key.

References: https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf, http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10734, http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.html, http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176516.html, http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175592.html, http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175676.html, http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176349.html, http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00006.html, http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00007.html, http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00008.html, http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00009.html, http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00013.html, http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00014.html, http://packetstormsecurity.com/files/135273/Qualys-Security-Advisory-OpenSSH-Overflow-Leak.html, http://seclists.org/fulldisclosure/2016/Jan/44, http://www.debian.org/security/2016/dsa-3446, http://www.openssh.com/txt/release-7.1p2, http://www.openwall.com/lists/oss-security/2016/01/14/7, http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html, http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html, http://www.securityfocus.com/archive/1/537295/100/0/threaded, http://www.securityfocus.com/bid/80695, http://www.securitytracker.com/id/1034671, http://www.ubuntu.com/usn/USN-2869-1, https://blogs.sophos.com/2016/02/17/utm-up2date-9-354-released/, https://blogs.sophos.com/2016/02/29/utm-up2date-9-319-released/, https://bto.bluecoat.com/security-advisory/sa109, https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05247375, https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05356388, https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05385680, https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722, https://security.FreeBSD.org/advisories/FreeBSD-SA-16:07.openssh.asc, https://security.gentoo.org/glsa/201601-01, https://support.apple.com/HT206167