{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "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."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "arch/m68k/include/asm/mvme147hw.h",
                  "arch/m68k/mvme147/config.c",
                  "arch/m68k/mvme16x/config.c"
               ],
               "versions": [
                  {
                     "version": "7529b90d051e",
                     "lessThan": "f6a90818a320",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "7529b90d051e",
                     "lessThan": "1dfb26df15fc",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "7529b90d051e",
                     "lessThan": "73fdeb612d25",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "7529b90d051e",
                     "lessThan": "5d3422516934",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "7529b90d051e",
                     "lessThan": "43262178c043",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "arch/m68k/include/asm/mvme147hw.h",
                  "arch/m68k/mvme147/config.c",
                  "arch/m68k/mvme16x/config.c"
               ],
               "versions": [
                  {
                     "version": "5.2",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.2",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.119",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.37",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.11.21",
                     "lessThanOrEqual": "5.11.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.12.4",
                     "lessThanOrEqual": "5.12.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.13",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/f6a90818a32058fca62cda3a2027a6a2364e1878"
            },
            {
               "url": "https://git.kernel.org/stable/c/1dfb26df15fc7036a74221d43de7427f74293dae"
            },
            {
               "url": "https://git.kernel.org/stable/c/73fdeb612d25b5e105c219e05434285a45d23576"
            },
            {
               "url": "https://git.kernel.org/stable/c/5d34225169346cab5145978d153b9ce90e9ace21"
            },
            {
               "url": "https://git.kernel.org/stable/c/43262178c043032e7c42d00de44c818ba05f9967"
            }
         ],
         "title": "m68k: mvme147,mvme16x: Don't wipe PCC timer config bits",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2021-47016",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}