drm/msm/disp/dpu1: set vbif hw config to NULL to avoid use after memory free during pm runtime resume

{
  "id": "5e07fb4239c260e45df5b310e239661b07518c97b88bf297f1d3cad357788e9e",
  "url": "https://osv.dev/vulnerability/CVE-2022-49489",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "drm/msm/disp/dpu1: set vbif hw config to NULL to avoid use after memory free during pm runtime resume",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: drm/msm/disp/dpu1: set vbif hw config to NULL to avoid use after memory free during pm runtime resume BUG: Unable to handle kernel paging request at virtual address 006b6b6b6b6b6be3 Call trace: dpu_vbif_init_memtypes+0x40/0xb8 dpu_runtime_resume+0xcc/0x1c0 pm_generic_runtime_resume+0x30/0x44 __genpd_runtime_resume+0x68/0x7c genpd_runtime_resume+0x134/0x258 __rpm_callback+0x98/0x138 rpm_callback+0x30/0x88 rpm_resume+0x36c/0x49c __pm_runtime_resume+0x80/0xb0 dpu_core_irq_uninstall+0x30/0xb0 dpu_irq_uninstall+0x18/0x24 msm_drm_uninit+0xd8/0x16c Patchwork: https://patchwork.freedesktop.org/patch/483255/ [DB: fixed Fixes tag]",
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    "severity": "high",
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      "aliases": [
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      "modified": "2026-10-28T02:30:31.185756739Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/134760263f6441741db0b2970e7face6b34b6d1c",
        "https://git.kernel.org/stable/c/5b0adf5cbf3b74721e4e4c4e0cadc91b8df8bcc2",
        "https://git.kernel.org/stable/c/97ac682b6f7d36be5d934f86c9911066540a68f1",
        "https://git.kernel.org/stable/c/aa4cb188988dc6f1b3f4917d4dbc452150a5d871",
        "https://git.kernel.org/stable/c/ef10d0c68e8608848cd58fca2589685718426607",
        "https://git.kernel.org/stable/c/ef4bdaac7cb5416f236613ed9337ff0ea8ee329b",
        "https://git.kernel.org/stable/c/fa5186b279ecf44b14fb435540d2065be91cb1ed",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49489.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-49489",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
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  "source_id": "core-osv",
  "document_id": 497910,
  "published_at": "2025-02-26T02:13:26.785+00:00"
}