DEBIAN-CVE-2021-40839

    Dashboard / Vulnerabilities / DEBIAN-CVE-2021-40839

    DEBIAN-CVE-2021-40839

    Published: 10 Sept 2021Last Modified: 1 Sept 2026
    Upstream:
    CVE-2021-40839

    Summary:

    Details: The rencode package through 1.0.6 for Python allows an infinite loop in typecode decoding (such as via ;\x2f\x7f), enabling a remote attack that consumes CPU and memory.

    References: https://security-tracker.debian.org/tracker/CVE-2021-40839

    Affected packages

    Package

    Name: python-rencode

    Purl: pkg:deb/debian/python-rencode?arch=source&distro=bookworm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.0.6-2

    Affected versions

    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
    DEBIAN-CVE-2021-40839 | CVE-DB