CVE-2021-27378

    Dashboard / Vulnerabilities / CVE-2021-27378

    CVE-2021-27378

    Published: 18 Feb 2021Last Modified: 8 Jul 2026

    Summary:

    Details: An issue was discovered in the rand_core crate before 0.6.2 for Rust. Because read_u32_into and read_u64_into mishandle certain buffer-length checks, a random number generator may be seeded with too little data.

    References: https://rustsec.org/advisories/RUSTSEC-2021-0023.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 98e220c30234370fb04ba928799ebd9727fc049a
    Fixed -3a03c9eb5350e03a3f540dba2ee34e0984f2c2c2

    Affected versions

    0.8.3
    0.8.2
    0.8.1
    0.8.0

    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-2021-27378 | CVE-DB