ghsa-hxwj-xwvv-9vhc
Vulnerability from github
Published
2022-05-24 17:03
Modified
2023-01-18 00:30
Severity ?
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details

In the Linux kernel before 5.3.11, sound/core/timer.c has a use-after-free caused by erroneous code refactoring, aka CID-e7af6307a8a5. This is related to snd_timer_open and snd_timer_close_locked. The timeri variable was originally intended to be for a newly created timer instance, but was used for a different purpose after refactoring.

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{
  "affected": [],
  "aliases": [
    "CVE-2019-19807"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-416"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2019-12-15T23:15:00Z",
    "severity": "MODERATE"
  },
  "details": "In the Linux kernel before 5.3.11, sound/core/timer.c has a use-after-free caused by erroneous code refactoring, aka CID-e7af6307a8a5. This is related to snd_timer_open and snd_timer_close_locked. The timeri variable was originally intended to be for a newly created timer instance, but was used for a different purpose after refactoring.",
  "id": "GHSA-hxwj-xwvv-9vhc",
  "modified": "2023-01-18T00:30:25Z",
  "published": "2022-05-24T17:03:41Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-19807"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/e7af6307a8a54f0b873960b32b6a644f2d0fbd97"
    },
    {
      "type": "WEB",
      "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.11"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e7af6307a8a54f0b873960b32b6a644f2d0fbd97"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20200103-0001"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4225-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4227-1"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4227-2"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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