{"api_version":"1","generated_at":"2026-07-23T12:12:39+00:00","cve":"CVE-2026-64050","urls":{"html":"https://cve.report/CVE-2026-64050","api":"https://cve.report/api/cve/CVE-2026-64050.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-64050","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-64050"},"summary":{"title":"drm/msm/dpu: don't mix devm and drmm functions","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/dpu: don't mix devm and drmm functions\n\nMixing devm and drmm functions will result in a use-after-free on msm\ndriver teardown if userspace keeps a reference on the drm device:\nThe WB connector data will be destroyed because of the use of\ndevm_kzalloc()), while the usersoace still can try interacting with the\nWB connector (which uses drmm_ functions).\n\nChange dpu_writeback_init() to use drmm_.\n\nPatchwork: 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the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/dpu: don't mix devm and drmm functions\n\nMixing devm and drmm functions will result in a use-after-free on msm\ndriver teardown if userspace keeps a reference on the drm device:\nThe WB connector data will be destroyed because of the use of\ndevm_kzalloc()), while the usersoace still can try interacting with the\nWB connector (which uses drmm_ functions).\n\nChange dpu_writeback_init() to use drmm_.\n\nPatchwork: 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reference on the drm device:\nThe WB connector data will be destroyed because of the use of\ndevm_kzalloc()), while the usersoace still can try interacting with the\nWB connector (which uses drmm_ functions).\n\nChange dpu_writeback_init() to use drmm_.\n\nPatchwork: https://patchwork.freedesktop.org/patch/722656/","Type":"Description","Title":"drm/msm/dpu: don't mix devm and drmm functions"}]}}}