ghsa-rrj4-3rqr-76cq
Vulnerability from github
Published
2022-05-24 17:45
Modified
2022-07-01 00:01
Severity ?
4.7 (Medium) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Details

A race condition was discovered in get_old_root in fs/btrfs/ctree.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (BUG) because of a lack of locking on an extent buffer before a cloning operation, aka CID-dbcc7d57bffc.

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{
   affected: [],
   aliases: [
      "CVE-2021-28964",
   ],
   database_specific: {
      cwe_ids: [
         "CWE-362",
      ],
      github_reviewed: false,
      github_reviewed_at: null,
      nvd_published_at: "2021-03-22T09:15:00Z",
      severity: "MODERATE",
   },
   details: "A race condition was discovered in get_old_root in fs/btrfs/ctree.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (BUG) because of a lack of locking on an extent buffer before a cloning operation, aka CID-dbcc7d57bffc.",
   id: "GHSA-rrj4-3rqr-76cq",
   modified: "2022-07-01T00:01:06Z",
   published: "2022-05-24T17:45:03Z",
   references: [
      {
         type: "ADVISORY",
         url: "https://nvd.nist.gov/vuln/detail/CVE-2021-28964",
      },
      {
         type: "WEB",
         url: "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=dbcc7d57bffc0c8cac9dac11bec548597d59a6a5",
      },
      {
         type: "WEB",
         url: "https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html",
      },
      {
         type: "WEB",
         url: "https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PTRNPQTZ4GVS46SZ4OBXY5YDOGVPSTGQ",
      },
      {
         type: "WEB",
         url: "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T2S3I4SLRNRUQDOFYUS6IUAZMQNMPNLG",
      },
      {
         type: "WEB",
         url: "https://security.netapp.com/advisory/ntap-20210430-0003",
      },
   ],
   schema_version: "1.4.0",
   severity: [
      {
         score: "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
         type: "CVSS_V3",
      },
   ],
}


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