An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSHMSGCHANNEL_REQUEST packets with an exit status message and no payload are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.
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{ "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "1.5.0-2ubuntu0.1+esm1", "binary_name": "libssh2-1" }, { "binary_version": "1.5.0-2ubuntu0.1+esm1", "binary_name": "libssh2-1-dbg" }, { "binary_version": "1.5.0-2ubuntu0.1+esm1", "binary_name": "libssh2-1-dbgsym" }, { "binary_version": "1.5.0-2ubuntu0.1+esm1", "binary_name": "libssh2-1-dev" }, { "binary_version": "1.5.0-2ubuntu0.1+esm1", "binary_name": "libssh2-1-dev-dbgsym" } ] }