GHSA-r8g9-w4f3-9crm

    Dashboard / Vulnerabilities / GHSA-r8g9-w4f3-9crm

    GHSA-r8g9-w4f3-9crm

    Published: 24 May 2022Last Modified: 30 Sept 2024

    Summary: LMDB invalid write

    Details: An issue was discovered in py-lmdb 0.97. `mdb_node_del` does not validate a `memmove` in the case of an unexpected `node->mn_hi`, leading to an invalid write operation.

    References: https://nvd.nist.gov/vuln/detail/CVE-2019-16226, https://github.com/jnwatson/py-lmdb/issues/210, https://github.com/LMDB/lmdb/blob/mdb.master/libraries/liblmdb/mdb.c#L8443-L8498, https://github.com/TeamSeri0us/pocs/tree/master/lmdb/lmdb%20memory%20corruption%20vuln, https://github.com/jnwatson/py-lmdb, https://github.com/pypa/advisory-database/tree/main/vulns/lmdb/PYSEC-2019-238.yaml, https://pypi.org/project/lmdb

    Affected packages

    Package

    Name: lmdb

    Purl: pkg:pypi/lmdb

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    0.58

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High