UBUNTU-CVE-2023-53725

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    UBUNTU-CVE-2023-53725

    Published: 22 Oct 2025Last Modified: 8 Oct 2026
    Upstream:
    CVE-2023-53725

    Summary:

    Details: In the Linux kernel, the following vulnerability has been resolved: clocksource/drivers/cadence-ttc: Fix memory leak in ttc_timer_probe Smatch reports: drivers/clocksource/timer-cadence-ttc.c:529 ttc_timer_probe() warn: 'timer_baseaddr' from of_iomap() not released on lines: 498,508,516. timer_baseaddr may have the problem of not being released after use, I replaced it with the devm_of_iomap() function and added the clk_put() function to cleanup the "clk_ce" and "clk_cs".

    References: https://ubuntu.com/security/CVE-2023-53725, https://www.cve.org/CVERecord?id=CVE-2023-53725, https://git.kernel.org/linus/8b5bf64c89c7100c921bd807ba39b2eb003061ab, https://git.kernel.org/stable/c/289e2054eeb63c9e133960731c342eeffad218d3, https://git.kernel.org/stable/c/54cc10a0f4b01b522e9519014200f1b33bf7e4aa, https://git.kernel.org/stable/c/67d7eebbc424935dec61fb352d1ccae5d16cf429, https://git.kernel.org/stable/c/8b5bf64c89c7100c921bd807ba39b2eb003061ab, https://git.kernel.org/stable/c/919dd531ebb7514f205ae7aab87994337ebce1f6, https://git.kernel.org/stable/c/99744200f28b2cf5f50767447e51b4b4a977d145, https://git.kernel.org/stable/c/e0a9cc90ea44a50d76a84f9f9bf1703d31fe45e9, https://git.kernel.org/stable/c/ebdff0986513a29be242aace0ef89b6c105b0bf0

    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-2023-53725 | CVE-DB