UBUNTU-CVE-2021-44568

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    UBUNTU-CVE-2021-44568

    Published: 21 Feb 2022Last Modified: 22 Apr 2026
    Upstream:
    CVE-2021-44568

    Summary:

    Details: Two heap-overflow vulnerabilities exist in openSUSE/libsolv libsolv through 13 Dec 2020 in the decisionmap variable via the resolve_dependencies function at src/solver.c (line 1940 & line 1995), which could cause a remote Denial of Service.

    References: https://ubuntu.com/security/CVE-2021-44568, https://github.com/openSUSE/libsolv/issues/425, https://github.com/openSUSE/libsolv/commit/0077ef29eb46d2e1df2f230fc95a1d9748d49dec, https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1940, https://github.com/yangjiageng/PoC/blob/master/libsolv-PoCs/resolve_dependencies-1995, https://www.cve.org/CVERecord?id=CVE-2021-44568

    Affected packages

    Package

    Name: libsolv

    Purl: pkg:deb/ubuntu/[email protected]~esm1?arch=source&distro=esm-apps/xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    0.6.11-1
    0.6.11-1build1
    0.6.11-1.1
    0.6.11-1.1ubuntu0.1~esm1

    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
    UBUNTU-CVE-2021-44568 | CVE-DB