A flaw was found in glusterfs server through versions 4.1.4 and 3.1.2 which allowed repeated usage of GFMETALOCK_KEY xattr. A remote, authenticated attacker could use this flaw to create multiple locks for single inode by using setxattr repetitively resulting in memory exhaustion of glusterfs server node.
{
"versions": [
{
"introduced": "3.1.0"
},
{
"last_affected": "3.1.2"
},
{
"introduced": "4.1.0"
},
{
"last_affected": "4.1.4"
},
{
"introduced": "0"
},
{
"last_affected": "4.0"
},
{
"introduced": "0"
},
{
"last_affected": "6.0"
},
{
"introduced": "0"
},
{
"last_affected": "7.0"
},
{
"introduced": "0"
},
{
"last_affected": "4.0"
},
{
"introduced": "0"
},
{
"last_affected": "4.0"
},
{
"introduced": "0"
},
{
"last_affected": "9.0"
}
]
}