A flaw was found in the way dic_unserialize function of glusterfs does not handle negative key length values. An attacker could use this flaw to read memory from other locations into the stored dict value.
{
"binaries": [
{
"binary_version": "3.4.2-1ubuntu1+esm1",
"binary_name": "glusterfs-client"
},
{
"binary_version": "3.4.2-1ubuntu1+esm1",
"binary_name": "glusterfs-common"
},
{
"binary_version": "3.4.2-1ubuntu1+esm1",
"binary_name": "glusterfs-server"
}
],
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}
{
"binaries": [
{
"binary_version": "3.7.6-1ubuntu1+esm1",
"binary_name": "glusterfs-client"
},
{
"binary_version": "3.7.6-1ubuntu1+esm1",
"binary_name": "glusterfs-common"
},
{
"binary_version": "3.7.6-1ubuntu1+esm1",
"binary_name": "glusterfs-server"
}
],
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}
{
"binaries": [
{
"binary_version": "3.13.2-1ubuntu1+esm1",
"binary_name": "glusterfs-client"
},
{
"binary_version": "3.13.2-1ubuntu1+esm1",
"binary_name": "glusterfs-common"
},
{
"binary_version": "3.13.2-1ubuntu1+esm1",
"binary_name": "glusterfs-server"
}
],
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}