CVE-2019-11922

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    CVE-2019-11922

    Published: 25 Jul 2019Last Modified: 8 Jul 2026

    Summary:

    Details: A race condition in the one-pass compression functions of Zstandard prior to version 1.3.8 could allow an attacker to write bytes out of bounds if an output buffer smaller than the recommended size was used.

    References: http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00008.html, http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00062.html, http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00078.html, https://usn.ubuntu.com/4108-1/, https://www.oracle.com/security-alerts/cpuoct2020.html, https://www.facebook.com/security/advisories/cve-2019-11922, https://github.com/facebook/zstd/pull/1404/commits/3e5cdf1b6a85843e991d7d10f6a2567c15580da0

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -470344d33e1d52a2ada75d278466da8d4ee2faf6

    Affected versions

    v1.3.7

    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