CVE-2019-16227
py-lmdb Invalid write operation
9.8
CRITICAL
CVSS 3.1
EPSS 2.0%
Description
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.
How to fix CVE-2019-16227
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/lmdb—no fix listed
- —no fix listed
Is CVE-2019-16227 being exploited?
Low — EPSS is 2.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |