Invalid Write Operation in py-lmdb 0.97: Vulnerability in mdb_cursor_set

Invalid Write Operation in py-lmdb 0.97: Vulnerability in mdb_cursor_set

CVE-2019-16227 · CRITICAL Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

An issue was discovered in py-lmdb 0.97. For certain values of mn_flags, mdb_cursor_set triggers a memcpy with an invalid write operation within mdb_xcursor_init1. NOTE: this outcome occurs when accessing a data.mdb file supplied by an attacker.

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