{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "5.2"
              },
              {
                "fixed": "5.4.119"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "5.5"
              },
              {
                "fixed": "5.10.37"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "5.11"
              },
              {
                "fixed": "5.11.21"
              }
            ]
          },
          {
            "events": [
              {
                "introduced": "5.12"
              },
              {
                "fixed": "5.12.4"
              }
            ]
          }
        ]
      }
    }
  ],
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nm68k: mvme147,mvme16x: Don't wipe PCC timer config bits\n\nDon't clear the timer 1 configuration bits when clearing the interrupt flag\nand counter overflow. As Michael reported, \"This results in no timer\ninterrupts being delivered after the first. Initialization then hangs\nin calibrate_delay as the jiffies counter is not updated.\"\n\nOn mvme16x, enable the timer after requesting the irq, consistent with\nmvme147.",
  "id": "CVE-2021-47016",
  "modified": "2026-03-15T21:47:41.286069419Z",
  "published": "2024-02-29T23:15:07.307Z",
  "references": [
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/43262178c043032e7c42d00de44c818ba05f9967"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/5d34225169346cab5145978d153b9ce90e9ace21"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/73fdeb612d25b5e105c219e05434285a45d23576"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/f6a90818a32058fca62cda3a2027a6a2364e1878"
    },
    {
      "type": "FIX",
      "url": "https://git.kernel.org/stable/c/1dfb26df15fc7036a74221d43de7427f74293dae"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}