CVE-2013-4421 Information

Description

The buf_decompress function in packet.c in Dropbear SSH Server before 2013.59 allows remote attackers to cause a denial of service (memory consumption) via a compressed packet that has a large size when it is decompressed.

Reference

http://lists.fedoraproject.org/pipermail/package-announce/2013-October/119300.html http://lists.fedoraproject.org/pipermail/package-announce/2013-October/119323.html http://lists.opensuse.org/opensuse-updates/2013-10/msg00061.html http://lists.opensuse.org/opensuse-updates/2013-11/msg00046.html http://secunia.com/advisories/55173 http://www.openwall.com/lists/oss-security/2013/10/11/4 http://www.securityfocus.com/bid/62958 https://matt.ucc.asn.au/dropbear/CHANGES https://secure.ucc.asn.au/hg/dropbear/rev/0bf76f54de6f https://support.citrix.com/article/CTX216642