GHSA-6HFH-2MVQ-2JJC

Vulnerability from github – Published: 2024-12-27 15:31 – Updated: 2025-01-06 18:31
VLAI
Details

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

media: mtk-jpeg: Fix null-ptr-deref during unload module

The workqueue should be destroyed in mtk_jpeg_core.c since commit 09aea13ecf6f ("media: mtk-jpeg: refactor some variables"), otherwise the below calltrace can be easily triggered.

[ 677.862514] Unable to handle kernel paging request at virtual address dfff800000000023 [ 677.863633] KASAN: null-ptr-deref in range [0x0000000000000118-0x000000000000011f] ... [ 677.879654] CPU: 6 PID: 1071 Comm: modprobe Tainted: G O 6.8.12-mtk+gfa1a78e5d24b+ #17 ... [ 677.882838] pc : destroy_workqueue+0x3c/0x770 [ 677.883413] lr : mtk_jpegdec_destroy_workqueue+0x70/0x88 [mtk_jpeg_dec_hw] [ 677.884314] sp : ffff80008ad974f0 [ 677.884744] x29: ffff80008ad974f0 x28: ffff0000d7115580 x27: ffff0000dd691070 [ 677.885669] x26: ffff0000dd691408 x25: ffff8000844af3e0 x24: ffff80008ad97690 [ 677.886592] x23: ffff0000e051d400 x22: ffff0000dd691010 x21: dfff800000000000 [ 677.887515] x20: 0000000000000000 x19: 0000000000000000 x18: ffff800085397ac0 [ 677.888438] x17: 0000000000000000 x16: ffff8000801b87c8 x15: 1ffff000115b2e10 [ 677.889361] x14: 00000000f1f1f1f1 x13: 0000000000000000 x12: ffff7000115b2e4d [ 677.890285] x11: 1ffff000115b2e4c x10: ffff7000115b2e4c x9 : ffff80000aa43e90 [ 677.891208] x8 : 00008fffeea4d1b4 x7 : ffff80008ad97267 x6 : 0000000000000001 [ 677.892131] x5 : ffff80008ad97260 x4 : ffff7000115b2e4d x3 : 0000000000000000 [ 677.893054] x2 : 0000000000000023 x1 : dfff800000000000 x0 : 0000000000000118 [ 677.893977] Call trace: [ 677.894297] destroy_workqueue+0x3c/0x770 [ 677.894826] mtk_jpegdec_destroy_workqueue+0x70/0x88 [mtk_jpeg_dec_hw] [ 677.895677] devm_action_release+0x50/0x90 [ 677.896211] release_nodes+0xe8/0x170 [ 677.896688] devres_release_all+0xf8/0x178 [ 677.897219] device_unbind_cleanup+0x24/0x170 [ 677.897785] device_release_driver_internal+0x35c/0x480 [ 677.898461] device_release_driver+0x20/0x38 ... [ 677.912665] ---[ end trace 0000000000000000 ]---

Show details on source website

{
  "affected": [],
  "aliases": [
    "CVE-2024-56577"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-12-27T15:15:16Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: mtk-jpeg: Fix null-ptr-deref during unload module\n\nThe workqueue should be destroyed in mtk_jpeg_core.c since commit\n09aea13ecf6f (\"media: mtk-jpeg: refactor some variables\"), otherwise\nthe below calltrace can be easily triggered.\n\n[  677.862514] Unable to handle kernel paging request at virtual address dfff800000000023\n[  677.863633] KASAN: null-ptr-deref in range [0x0000000000000118-0x000000000000011f]\n...\n[  677.879654] CPU: 6 PID: 1071 Comm: modprobe Tainted: G           O       6.8.12-mtk+gfa1a78e5d24b+ #17\n...\n[  677.882838] pc : destroy_workqueue+0x3c/0x770\n[  677.883413] lr : mtk_jpegdec_destroy_workqueue+0x70/0x88 [mtk_jpeg_dec_hw]\n[  677.884314] sp : ffff80008ad974f0\n[  677.884744] x29: ffff80008ad974f0 x28: ffff0000d7115580 x27: ffff0000dd691070\n[  677.885669] x26: ffff0000dd691408 x25: ffff8000844af3e0 x24: ffff80008ad97690\n[  677.886592] x23: ffff0000e051d400 x22: ffff0000dd691010 x21: dfff800000000000\n[  677.887515] x20: 0000000000000000 x19: 0000000000000000 x18: ffff800085397ac0\n[  677.888438] x17: 0000000000000000 x16: ffff8000801b87c8 x15: 1ffff000115b2e10\n[  677.889361] x14: 00000000f1f1f1f1 x13: 0000000000000000 x12: ffff7000115b2e4d\n[  677.890285] x11: 1ffff000115b2e4c x10: ffff7000115b2e4c x9 : ffff80000aa43e90\n[  677.891208] x8 : 00008fffeea4d1b4 x7 : ffff80008ad97267 x6 : 0000000000000001\n[  677.892131] x5 : ffff80008ad97260 x4 : ffff7000115b2e4d x3 : 0000000000000000\n[  677.893054] x2 : 0000000000000023 x1 : dfff800000000000 x0 : 0000000000000118\n[  677.893977] Call trace:\n[  677.894297]  destroy_workqueue+0x3c/0x770\n[  677.894826]  mtk_jpegdec_destroy_workqueue+0x70/0x88 [mtk_jpeg_dec_hw]\n[  677.895677]  devm_action_release+0x50/0x90\n[  677.896211]  release_nodes+0xe8/0x170\n[  677.896688]  devres_release_all+0xf8/0x178\n[  677.897219]  device_unbind_cleanup+0x24/0x170\n[  677.897785]  device_release_driver_internal+0x35c/0x480\n[  677.898461]  device_release_driver+0x20/0x38\n...\n[  677.912665] ---[ end trace 0000000000000000 ]---",
  "id": "GHSA-6hfh-2mvq-2jjc",
  "modified": "2025-01-06T18:31:00Z",
  "published": "2024-12-27T15:31:54Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-56577"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0ba08c21c6a92e6512e73644555120427c9a49d4"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/17af2b39daf12870cac61ffc360e62bc35798afb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bc3889a39baf783c64c6d628bbb74d76ce164bb1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}



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