cve-2021-47016
Vulnerability from cvelistv5
Published
2024-02-29 22:31
Modified
2024-11-04 11:57
Severity ?
Summary
m68k: mvme147,mvme16x: Don't wipe PCC timer config bits
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website


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                "timestamp": "2024-03-01T16:15:35.583749Z",
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    "cna": {
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          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
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            "arch/m68k/mvme147/config.c",
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          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nm68k: mvme147,mvme16x: Don\u0027t wipe PCC timer config bits\n\nDon\u0027t 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."
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    "assignerShortName": "Linux",
    "cveId": "CVE-2021-47016",
    "datePublished": "2024-02-29T22:31:13.115Z",
    "dateReserved": "2024-02-27T18:42:55.954Z",
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}


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