UBUNTU-CVE-2022-50580

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    UBUNTU-CVE-2022-50580

    Published: 22 Oct 2025Last Modified: 5 Oct 2026
    Upstream:
    CVE-2022-50580

    Summary:

    Details: In the Linux kernel, the following vulnerability has been resolved: blk-throttle: prevent overflow while calculating wait time There is a problem found by code review in tg_with_in_bps_limit() that 'bps_limit * jiffy_elapsed_rnd' might overflow. Fix the problem by calling mul_u64_u64_div_u64() instead.

    References: https://ubuntu.com/security/CVE-2022-50580, https://www.cve.org/CVERecord?id=CVE-2022-50580, https://git.kernel.org/linus/8d6bbaada2e0a65f9012ac4c2506460160e7237a, https://git.kernel.org/stable/c/19c010ae44f0ce52b5436080492a61a092ee0cf4, https://git.kernel.org/stable/c/70b2adb1d698fbc63d3b3848c452524dc15872c5, https://git.kernel.org/stable/c/8d6bbaada2e0a65f9012ac4c2506460160e7237a, https://git.kernel.org/stable/c/ca67b0563b39e79290c23e509319c178b9ca9104, https://git.kernel.org/stable/c/cc6f0855bf8d9b729df28ff443ced7350c380dbd

    Affected packages

    Package

    Name: linux

    Purl: pkg:deb/ubuntu/linux?arch=source&distro=esm-infra-legacy%2Ftrusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    3.11.0-12.19

    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
    UBUNTU-CVE-2022-50580 | CVE-DB