RubyGems versions between 2.0.0 and 2.6.13 are vulnerable to a possible remote code execution vulnerability. YAML deserialization of gem specifications can bypass class white lists. Specially crafted serialized objects can possibly be used to escalate to remote code execution.
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libruby2.0",
"binary_version": "2.0.0.484-1ubuntu2.10"
},
{
"binary_name": "ruby2.0",
"binary_version": "2.0.0.484-1ubuntu2.10"
},
{
"binary_name": "ruby2.0-dev",
"binary_version": "2.0.0.484-1ubuntu2.10"
},
{
"binary_name": "ruby2.0-tcltk",
"binary_version": "2.0.0.484-1ubuntu2.10"
}
]
}
{
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libruby2.3",
"binary_version": "2.3.1-2~16.04.6"
},
{
"binary_name": "ruby2.3",
"binary_version": "2.3.1-2~16.04.6"
},
{
"binary_name": "ruby2.3-dev",
"binary_version": "2.3.1-2~16.04.6"
},
{
"binary_name": "ruby2.3-tcltk",
"binary_version": "2.3.1-2~16.04.6"
}
]
}