CVE-2023-54047 (GCVE-0-2023-54047)
Vulnerability from cvelistv5
Published
2025-12-24 12:22
Modified
2025-12-24 12:22
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: dw_hdmi: cleanup drm encoder during unbind This fixes a use-after-free crash during rmmod. The DRM encoder is embedded inside the larger rockchip_hdmi, which is allocated with the component. The component memory gets freed before the main drm device is destroyed. Fix it by running encoder cleanup before tearing down its container. [moved encoder cleanup above clk_disable, similar to bind-error-path]
Impacted products
Vendor Product Version
Linux Linux Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
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          "programFiles": [
            "drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c"
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/rockchip: dw_hdmi: cleanup drm encoder during unbind\n\nThis fixes a use-after-free crash during rmmod.\n\nThe DRM encoder is embedded inside the larger rockchip_hdmi,\nwhich is allocated with the component. The component memory\ngets freed before the main drm device is destroyed. Fix it\nby running encoder cleanup before tearing down its container.\n\n[moved encoder cleanup above clk_disable, similar to bind-error-path]"
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          "url": "https://git.kernel.org/stable/c/b5af48eedcb53491c02ded55d5991e03d6da6dbf"
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    "datePublished": "2025-12-24T12:22:58.218Z",
    "dateReserved": "2025-12-24T12:21:05.089Z",
    "dateUpdated": "2025-12-24T12:22:58.218Z",
    "state": "PUBLISHED"
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}


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