The (1) roaming_read and (2) roaming_write functions in roaming_common.c in the client in OpenSSH 5.x, 6.x, and 7.x before 7.1p2, when certain proxy and forward options are enabled, do not properly maintain connection file descriptors, which allows remote servers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact by requesting many forwardings.
CVSS Details
- CVSS 3.1 Base Score: 8.1
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | alpine-linux-upgrade-openssh | Aug 30, 2017 | Jan 14, 2016 |
| Apple Osx Openssh | apple-osx-security-update-2016-002apple-osx-upgrade-latest | Mar 29, 2016 | Jan 14, 2016 | |
| Centos_linux | — | centos-upgrade-opensshcentos-upgrade-openssh-askpasscentos-upgrade-openssh-clientscentos-upgrade-openssh-keycatcentos-upgrade-openssh-ldapcentos-upgrade-openssh-servercentos-upgrade-openssh-server-sysvinitcentos-upgrade-pam_ssh_agent_auth | Jul 6, 2016 | Jan 14, 2016 |
| Debian | debian-upgrade-openssh | Feb 2, 2016 | Jan 14, 2016 | |
| Freebsd | freebsd-upgrade-package-openssh-portablefreebsd-upgrade-base-10_2-release-p10freebsd-upgrade-base-10_1-release-p27freebsd-upgrade-base-9_3-release-p34 | Dec 10, 2025 | Jan 14, 2016 | |
| Gentoo Linux | gentoo-linux-upgrade-net-misc-openssh | Oct 30, 2017 | Jan 14, 2016 | |
| Ibm Aix | ibm-aix-openssh_advisory7 | Nov 30, 2017 | Jan 14, 2016 | |
| Openbsd Openssh | openbsd-openssh-upgrade-latest | Jan 25, 2016 | Jan 14, 2016 | |
| Oracle Solaris | oracle-solaris-11-3-upgrade-network-openssh-7-1-0-1-0-175-3-5-0-5-0 | May 29, 2017 | Jan 14, 2016 | |
| Oracle_linux | — | oracle-linux-upgrade-opensshoracle-linux-upgrade-openssh-askpassoracle-linux-upgrade-openssh-clientsoracle-linux-upgrade-openssh-keycatoracle-linux-upgrade-openssh-ldaporacle-linux-upgrade-openssh-serveroracle-linux-upgrade-openssh-server-sysvinitoracle-linux-upgrade-pam-ssh-agent-auth | Oct 16, 2024 | Jan 14, 2016 |
| Panos | palo-alto-networks-pan-os-upgrade-7-0palo-alto-networks-pan-os-upgrade-7-1 | Oct 11, 2016 | Jan 14, 2016 | |
| Suse | — | suse-upgrade-opensshsuse-upgrade-openssh-askpasssuse-upgrade-openssh-askpass-gnomesuse-upgrade-openssh-clientssuse-upgrade-openssh-commonsuse-upgrade-openssh-fipssuse-upgrade-openssh-helperssuse-upgrade-openssh-openssl1suse-upgrade-openssh-openssl1-helperssuse-upgrade-openssh-server | Feb 2, 2016 | Jan 14, 2016 |
| Ubuntu | ubuntu-upgrade-openssh-client | Feb 2, 2016 | Jan 14, 2016 |
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