The ssh_gssapi_parse_ename function in gss-serv.c in OpenSSH 5.8 and earlier, when gssapi-with-mic authentication is enabled, allows remote authenticated users to cause a denial of service (memory consumption) via a large value in a certain length field. NOTE: there may be limited scenarios in which this issue is relevant.
CVSS Details
- CVSS 3.1 Base Score: 6.5
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Centos_linux | — | Upgrade openssh-clientsUpgrade pam_ssh_agent_authUpgrade openssh-ldapUpgrade opensshUpgrade openssh-askpassUpgrade openssh-server | Dec 1, 2016 | Apr 5, 2012 |
| Debian | — | Upgrade openssh | Jul 30, 2024 | Apr 5, 2012 |
| Gentoo Linux | — | Upgrade net-misc/openssh. | Oct 30, 2017 | Apr 5, 2012 |
| Openbsd Openssh | — | Upgrade to the latest version of OpenSSH | Dec 5, 2012 | Apr 5, 2012 |
| Oracle_linux | — | Upgrade openssh-ldapUpgrade openssh-serverUpgrade openssh-askpassUpgrade pam_ssh_agent_authUpgrade openssh-clientsUpgrade openssh | Oct 16, 2024 | Apr 4, 2012 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Aug 1, 2011 |
| Suse | — | Upgrade opensshUpgrade openssh-askpassUpgrade openssh-openssl1-helpersUpgrade openssh-openssl1Upgrade openssh-fips | Dec 12, 2013 | Jul 9, 2013 |
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