sshd in OpenSSH before 7.4 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an out-of-sequence NEWKEYS message, as demonstrated by Honggfuzz, related to kex.c and packet.c.
{ "availability": "No subscription required", "ubuntu_priority": "low", "binaries": [ { "ssh-askpass-gnome": "1:6.6p1-2ubuntu2.11", "ssh-askpass-gnome-dbgsym": "1:6.6p1-2ubuntu2.11", "openssh-client-udeb-dbgsym": "1:6.6p1-2ubuntu2.11", "openssh-client-udeb": "1:6.6p1-2ubuntu2.11", "ssh-krb5": "1:6.6p1-2ubuntu2.11", "openssh-server-udeb-dbgsym": "1:6.6p1-2ubuntu2.11", "openssh-sftp-server": "1:6.6p1-2ubuntu2.11", "openssh-sftp-server-dbgsym": "1:6.6p1-2ubuntu2.11", "openssh-client": "1:6.6p1-2ubuntu2.11", "openssh-server": "1:6.6p1-2ubuntu2.11", "openssh-server-udeb": "1:6.6p1-2ubuntu2.11", "openssh-server-dbgsym": "1:6.6p1-2ubuntu2.11", "ssh": "1:6.6p1-2ubuntu2.11", "openssh-client-dbgsym": "1:6.6p1-2ubuntu2.11" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "low", "binaries": [ { "openssh-client-ssh1-dbgsym": "1:7.2p2-4ubuntu2.6", "ssh-askpass-gnome-dbgsym": "1:7.2p2-4ubuntu2.6", "ssh-askpass-gnome": "1:7.2p2-4ubuntu2.6", "openssh-client-udeb-dbgsym": "1:7.2p2-4ubuntu2.6", "openssh-client-ssh1": "1:7.2p2-4ubuntu2.6", "openssh-client-udeb": "1:7.2p2-4ubuntu2.6", "ssh-krb5": "1:7.2p2-4ubuntu2.6", "openssh-server-udeb-dbgsym": "1:7.2p2-4ubuntu2.6", "openssh-client": "1:7.2p2-4ubuntu2.6", "openssh-sftp-server": "1:7.2p2-4ubuntu2.6", "openssh-sftp-server-dbgsym": "1:7.2p2-4ubuntu2.6", "openssh-server": "1:7.2p2-4ubuntu2.6", "openssh-server-udeb": "1:7.2p2-4ubuntu2.6", "openssh-server-dbgsym": "1:7.2p2-4ubuntu2.6", "ssh": "1:7.2p2-4ubuntu2.6", "openssh-client-dbgsym": "1:7.2p2-4ubuntu2.6" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "low", "binaries": [ { "openssh-client": "1:7.5p1-10", "ssh-askpass-gnome-dbgsym": "1:7.5p1-10", "openssh-sftp-server-dbgsym": "1:7.5p1-10", "ssh-askpass-gnome": "1:7.5p1-10", "openssh-sftp-server": "1:7.5p1-10", "openssh-server-udeb": "1:7.5p1-10", "openssh-server": "1:7.5p1-10", "openssh-server-dbgsym": "1:7.5p1-10", "openssh-client-udeb": "1:7.5p1-10", "ssh": "1:7.5p1-10", "ssh-krb5": "1:7.5p1-10", "openssh-client-dbgsym": "1:7.5p1-10" } ] }