CVE-2024-42113 net: txgbe: initialize num_q_vectors for MSI/INTx interrupts

2024-07-3007:46:06

Linux

www.cve.org

linux kernel

vulnerability

net

txgbe

initialize

num_q_vectors

msi

intx

interrupts

kernel panic

EPSS

Percentile

16.2%

JSON

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

net: txgbe: initialize num_q_vectors for MSI/INTx interrupts

When using MSI/INTx interrupts, wx->num_q_vectors is uninitialized.
Thus there will be kernel panic in wx_alloc_q_vectors() to allocate
queue vectors.

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/ethernet/wangxun/libwx/wx_lib.c"
    ],
    "versions": [
      {
        "version": "3f703186113f",
        "lessThan": "9edc7a83cd40",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3f703186113f",
        "lessThan": "c98969226d1f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3f703186113f",
        "lessThan": "7c36711a2cd8",
        "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/net/ethernet/wangxun/libwx/wx_lib.c"
    ],
    "versions": [
      {
        "version": "6.3",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.3",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.6.39",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.9.9",
        "lessThanOrEqual": "6.9.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.10",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]