An issue was discovered in py-lmdb 0.97. For certain values of md_flags, mdb_node_add does not properly set up a memcpy destination, leading to an invalid write operation. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.
The product writes data past the end, or before the beginning, of the intended buffer.
Link | Tags |
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https://github.com/TeamSeri0us/pocs/tree/master/lmdb/lmdb%20initialization%20vuln | third party advisory exploit |