CVE-2021-47359

2024-05-2115:15:22

416baaa9-dc9f-4396-8d5f-8c081fb06d67

web.nvd.nist.gov

linux kernel soft lockup vulnerability

cve-2021-47359

system hang during fsstress

6.8 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

9.0%

JSON

In the Linux kernel, the following vulnerability has been resolved:

cifs: Fix soft lockup during fsstress

Below traces are observed during fsstress and system got hung.
[ 130.698396] watchdog: BUG: soft lockup - CPU#6 stuck for 26s!

Affected configurations

Vulners

Node

linuxlinux_kernelRange5.14.0–5.14.9

linuxlinux_kernelRange5.15.0≥

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/cifs/misc.c"
    ],
    "versions": [
      {
        "version": "1da177e4c3f4",
        "lessThan": "9f6c7aff21f8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1da177e4c3f4",
        "lessThan": "71826b068884",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/cifs/misc.c"
    ],
    "versions": [
      {
        "version": "5.14.9",
        "lessThanOrEqual": "5.14.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.15",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]