CVE-2020-36777

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    CVE-2020-36777

    Published: 27 Feb 2024Last Modified: 15 Mar 2026

    Summary:

    Details: In the Linux kernel, the following vulnerability has been resolved: media: dvbdev: Fix memory leak in dvb_media_device_free() dvb_media_device_free() is leaking memory. Free `dvbdev->adapter->conn` before setting it to NULL, as documented in include/media/media-device.h: "The media_entity instance itself must be freed explicitly by the driver if required."

    References: https://git.kernel.org/stable/c/bf9a40ae8d722f281a2721779595d6df1c33a0bf, https://git.kernel.org/stable/c/cd89f79be5d553c78202f686e8e4caa5fbe94e98, https://git.kernel.org/stable/c/cede24d13be6c2a62be6d7ceea63c2719b0cfa82, https://git.kernel.org/stable/c/06854b943e0571ccbd7ad0a529babed1a98ff275, https://git.kernel.org/stable/c/32168ca1f123316848fffb85d059860adf3c409f, https://git.kernel.org/stable/c/43263fd43083e412311fa764cd04a727b0c6a749, https://git.kernel.org/stable/c/9185b3b1c143b8da409c19ac5a785aa18d67a81b, https://git.kernel.org/stable/c/9ad15e214fcd73694ea51967d86055f47b802066

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    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-2020-36777 | CVE-DB