CVE-2019-11503

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    CVE-2019-11503

    Published: 24 Apr 2019Last Modified: 27 Aug 2026

    Summary:

    Details: snap-confine as included in snapd before 2.39 did not guard against symlink races when performing the chdir() to the current working directory of the calling user, aka a "cwd restore permission bypass."

    References: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6VACEKVQ7UAZ32WO4ZKCFW6YOBSYJ76L/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VPU6APEZHAA7N2AI57OT4J2P7NKHFOLM/, http://www.openwall.com/lists/oss-security/2019/04/25/7, https://github.com/snapcore/snapd/pull/6642, https://www.openwall.com/lists/oss-security/2019/04/18/4

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -5a9245de49fc5da82c63c08cb81dca988ad2255b

    Affected versions

    untagged-ec50ee5bfb45daefc236

    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