CVE-2019-12439

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    CVE-2019-12439

    Published: 29 May 2019Last Modified: 7 Aug 2026

    Summary:

    Details: bubblewrap.c in Bubblewrap before 0.3.3 misuses temporary directories in /tmp as a mount point. In some particular configurations (related to XDG_RUNTIME_DIR), a local attacker may abuse this flaw to prevent other users from executing bubblewrap or potentially execute code.

    References: http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00028.html, http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00015.html, https://access.redhat.com/errata/RHSA-2019:1833, https://github.com/projectatomic/bubblewrap/issues/304, https://github.com/projectatomic/bubblewrap/releases/tag/v0.3.3, https://security.gentoo.org/glsa/202006-18, https://bugzilla.redhat.com/show_bug.cgi?id=1695963, https://github.com/projectatomic/bubblewrap/commit/efc89e3b939b4bde42c10f065f6b7b02958ed50e

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -bc13e228d172cc2385aa445b512c6bf8ca2f3376

    Affected versions

    v0.3.2
    v0.3.1
    v0.3.0

    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
    CVE-2019-12439 | CVE-DB