PT-2019-14588 · Lmdb+2 · Py-Lmdb+2

Published 2019-09-11 · Updated 2026-03-25 · CVE-2019-16225

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions py-lmdb version 0.97

Description An issue was discovered in py-lmdb where for certain values of mp flags, mdb page touch does not properly set up mc->mc pg[mc->top], leading to an invalid write operation. This issue occurs when accessing a data.mdb file supplied by an attacker.

Recommendations For py-lmdb version 0.97, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ALT-PU-2022-2146

ALT-PU-2022-2549

CVE-2019-16225

GHSA-C74C-P4P7-R8Q5

OPENSUSE-SU-2026:10430-1

PYSEC-2019-237

Affected Products

Alt Linux

Debian

Py-Lmdb

References · 19

• 🔥 https://github.com/TeamSeri0us/pocs/tree/master/lmdb/lmdb%20write%20to%20illegal%20address · Exploit
• https://security-tracker.debian.org/tracker/CVE-2019-16225 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2019-16225 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2019-16225 · Security Note
• https://osv.dev/vulnerability/GHSA-c74c-p4p7-r8q5 · Vendor Advisory
• https://osv.dev/vulnerability/PYSEC-2019-237 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-16225 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:10430-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-16225 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-16225 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-16225 · Vendor Advisory
• https://github.com/jnwatson/py-lmdb · Note
• https://github.com/pypa/advisory-database/tree/main/vulns/lmdb/PYSEC-2019-237.yaml · Note
• https://suse.com/security/cve/CVE-2019-16224 · Note
• https://pypi.org/project/lmdb · Note