VDB
CVE-2019-16227
CVE-2019-16227
PUBLISHED
CVSS 9.800000190734863 CRITICAL
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.
EPSS 1.96% · 78.9th percentile
Risk Scores
CVSS 3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
1.96%
78.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:24.04:LTS | py-lmdb | 1.4.1-2, 0, 1.4.1-2build1 |
| Ubuntu:25.10 | py-lmdb | 0, 1.4.1-3build2 |
| Ubuntu:22.04:LTS | py-lmdb | 1.0.0-1build3, 0, 1.0.0-1build1 |
| Ubuntu:20.04:LTS | py-lmdb | 0.86-1.2build1, 0.86-1.2, 0.86-1.1build1 |
| Ubuntu:18.04:LTS | py-lmdb | 0, 0.86-1build4 |
| Ubuntu:16.04:LTS | py-lmdb | 0, 0.86-1build1, 0.86-1build2 |
Timeline
- Sep 11, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 28, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 4, 2022 EPSS Score
- Sep 6, 2022 EPSS Score
- Nov 7, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-16227 third-party-advisory
- https://github.com/TeamSeri0us/pocs/tree/master/lmdb/lmdb%20memcpy%20illegal%20dst third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-16227 third-party-advisory