CVE-2022-48798 s390/cio: verify the driver availability for path_event call

2024-07-1611:43:52

Linux

www.cve.org

linux kernel

s390/cio

driver availability

path_event

vulnerability

EPSS

Percentile

16.0%

JSON

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

s390/cio: verify the driver availability for path_event call

If no driver is attached to a device or the driver does not provide the
path_event function, an FCES path-event on this device could end up in a
kernel-panic. Verify the driver availability before the path_event
function call.

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/s390/cio/device.c"
    ],
    "versions": [
      {
        "version": "32ef938815c1",
        "lessThan": "fe990b7bf6ac",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "32ef938815c1",
        "lessThan": "a0619027f115",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "32ef938815c1",
        "lessThan": "dd9cb842fa9d",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/s390/cio/device.c"
    ],
    "versions": [
      {
        "version": "5.11",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.11",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.15.24",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.16.10",
        "lessThanOrEqual": "5.16.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.17",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]