It was found that glusterfs server is vulnerable to multiple stack based buffer overflows due to functions in server-rpc-fopc.c allocating fixed size buffers using 'alloca(3)'. An authenticated attacker could exploit this by mounting a gluster volume and sending a string longer that the fixed buffer size to cause crash or potential code execution.
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{ "ubuntu_priority": "medium", "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro", "binaries": [ { "binary_name": "glusterfs-client", "binary_version": "3.13.2-1ubuntu1+esm1" }, { "binary_name": "glusterfs-client-dbgsym", "binary_version": "3.13.2-1ubuntu1+esm1" }, { "binary_name": "glusterfs-common", "binary_version": "3.13.2-1ubuntu1+esm1" }, { "binary_name": "glusterfs-common-dbgsym", "binary_version": "3.13.2-1ubuntu1+esm1" }, { "binary_name": "glusterfs-server", "binary_version": "3.13.2-1ubuntu1+esm1" }, { "binary_name": "glusterfs-server-dbgsym", "binary_version": "3.13.2-1ubuntu1+esm1" } ] }