ghsa-j977-mmw9-hf7j
Vulnerability from github
Published
2024-07-16 12:30
Modified
2024-08-07 21:31
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details

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

scsi: myrs: Fix crash in error case

In myrs_detect(), cs->disable_intr is NULL when privdata->hw_init() fails with non-zero. In this case, myrs_cleanup(cs) will call a NULL ptr and crash the kernel.

[ 1.105606] myrs 0000:00:03.0: Unknown Initialization Error 5A [ 1.105872] myrs 0000:00:03.0: Failed to initialize Controller [ 1.106082] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 1.110774] Call Trace: [ 1.110950] myrs_cleanup+0xe4/0x150 [myrs] [ 1.111135] myrs_probe.cold+0x91/0x56a [myrs] [ 1.111302] ? DAC960_GEM_intr_handler+0x1f0/0x1f0 [myrs] [ 1.111500] local_pci_probe+0x48/0x90

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{
  "affected": [],
  "aliases": [
    "CVE-2022-48824"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-07-16T12:15:06Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: myrs: Fix crash in error case\n\nIn myrs_detect(), cs-\u003edisable_intr is NULL when privdata-\u003ehw_init() fails\nwith non-zero. In this case, myrs_cleanup(cs) will call a NULL ptr and\ncrash the kernel.\n\n[    1.105606] myrs 0000:00:03.0: Unknown Initialization Error 5A\n[    1.105872] myrs 0000:00:03.0: Failed to initialize Controller\n[    1.106082] BUG: kernel NULL pointer dereference, address: 0000000000000000\n[    1.110774] Call Trace:\n[    1.110950]  myrs_cleanup+0xe4/0x150 [myrs]\n[    1.111135]  myrs_probe.cold+0x91/0x56a [myrs]\n[    1.111302]  ? DAC960_GEM_intr_handler+0x1f0/0x1f0 [myrs]\n[    1.111500]  local_pci_probe+0x48/0x90",
  "id": "GHSA-j977-mmw9-hf7j",
  "modified": "2024-08-07T21:31:43Z",
  "published": "2024-07-16T12:30:41Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-48824"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/0e42c4a3d732517edc3766dd45a14e60d29dd929"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1d6cd26605b4d662063a83c15c776b5299a1cb23"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/4db09593af0b0b4d7d4805ebb3273df51d7cc30d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5c5ceea00c8c9df150708e66cb9f2891192c1162"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6207f35c213f6cb2fc3f13b5e77f08c710e1de19"
    }
  ],
  "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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