CVE-2018-19333

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    CVE-2018-19333

    Published: 17 Nov 2018Last Modified: 8 Jul 2026

    Summary:

    Details: pkg/sentry/kernel/shm/shm.go in Google gVisor before 2018-11-01 allows attackers to overwrite memory locations in processes running as root (but not escape the sandbox) via vectors involving IPC_RMID shmctl calls, because reference counting is mishandled.

    References: https://github.com/google/gvisor/commit/0e277a39c8b6f905e289b75e8ad0594e6b3562ca, https://justi.cz/security/2018/11/14/gvisor-lpe.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -0e277a39c8b6f905e289b75e8ad0594e6b3562ca

    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
    CVE-2018-19333 | CVE-DB