In the Linux kernel, the following vulnerability has been resolved: usb: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabled When only PHY1 is used (for example on Odroid-HC4), the regmap init code uses the usb2 ports when doesn't initialize the PHY1 regmap entry. This fixes: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000020 ... pc : regmap_update_bits_base+0x40/0xa0 lr : dwc3_meson_g12a_usb2_init_phy+0x4c/0xf8 ... Call trace: regmap_update_bits_base+0x40/0xa0 dwc3_meson_g12a_usb2_init_phy+0x4c/0xf8 dwc3_meson_g12a_usb2_init+0x7c/0xc8 dwc3_meson_g12a_usb_init+0x28/0x48 dwc3_meson_g12a_probe+0x298/0x540 platform_probe+0x70/0xe0 really_probe+0xf0/0x4d8 driver_probe_device+0xfc/0x168 ...

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988969 advisory.

    In the Linux kernel, the following vulnerability has been resolved:

    usb: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabled

    When only PHY1 is used (for example on Odroid-HC4), the regmap init code     uses the usb2 ports when doesn't initialize the PHY1 regmap entry.

    This fixes:
    Unable to handle kernel NULL pointer dereference at virtual address 0000000000000020     ...
    pc : regmap_update_bits_base+0x40/0xa0     lr : dwc3_meson_g12a_usb2_init_phy+0x4c/0xf8     ...
    Call trace:
    regmap_update_bits_base+0x40/0xa0     dwc3_meson_g12a_usb2_init_phy+0x4c/0xf8     dwc3_meson_g12a_usb2_init+0x7c/0xc8     dwc3_meson_g12a_usb_init+0x28/0x48     dwc3_meson_g12a_probe+0x298/0x540     platform_probe+0x70/0xe0     really_probe+0xf0/0x4d8     driver_probe_device+0xfc/0x168     ...

Tenable has extracted the preceding description block directly from the Unity Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986826 advisory.

    In the Linux kernel, the following vulnerability has been resolved:

    usb: dwc3-meson-g12a: fix usb2 PHY glue init when phy0 is disabled

    When only PHY1 is used (for example on Odroid-HC4), the regmap init code     uses the usb2 ports when doesn't initialize the PHY1 regmap entry.

    This fixes:
    Unable to handle kernel NULL pointer dereference at virtual address 0000000000000020     ...
    pc : regmap_update_bits_base+0x40/0xa0     lr : dwc3_meson_g12a_usb2_init_phy+0x4c/0xf8     ...
    Call trace:
    regmap_update_bits_base+0x40/0xa0     dwc3_meson_g12a_usb2_init_phy+0x4c/0xf8     dwc3_meson_g12a_usb2_init+0x7c/0xc8     dwc3_meson_g12a_usb_init+0x28/0x48     dwc3_meson_g12a_probe+0x298/0x540     platform_probe+0x70/0xe0     really_probe+0xf0/0x4d8     driver_probe_device+0xfc/0x168     ...

Tenable has extracted the preceding description block directly from the Unity Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - In the Linux kernel, the following vulnerability has been resolved: usb: dwc3-meson-g12a: fix usb2 PHY     glue init when phy0 is disabled When only PHY1 is used (for example on Odroid-HC4), the regmap init code     uses the usb2 ports when doesn't initialize the PHY1 regmap entry. This fixes: Unable to handle kernel     NULL pointer dereference at virtual address 0000000000000020 ... pc : regmap_update_bits_base+0x40/0xa0 lr     : dwc3_meson_g12a_usb2_init_phy+0x4c/0xf8 ... Call trace: regmap_update_bits_base+0x40/0xa0     dwc3_meson_g12a_usb2_init_phy+0x4c/0xf8 dwc3_meson_g12a_usb2_init+0x7c/0xc8     dwc3_meson_g12a_usb_init+0x28/0x48 dwc3_meson_g12a_probe+0x298/0x540 platform_probe+0x70/0xe0     really_probe+0xf0/0x4d8 driver_probe_device+0xfc/0x168 ... (CVE-2021-47273)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Severity
273089	Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988969)	Nessus	Unity Linux Local Security Checks	medium
268976	Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986826)	Nessus	Unity Linux Local Security Checks	medium
247294	Linux Distros Unpatched Vulnerability : CVE-2021-47273	Nessus	Misc.	medium

Detections

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CVE-2021-47273

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Tenable Plugins

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medium