CVE-2023-52783

2024-05-2116:15:17

CWE-476

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

web.nvd.nist.gov

linux kernel

net vulnerability

kernel panic

null pointer

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

6.5 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

9.1%

JSON

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

net: wangxun: fix kernel panic due to null pointer

When the device uses a custom subsystem vendor ID, the function
wx_sw_init() returns before the memory of ‘wx->mac_table’ is allocated.
The null pointer will causes the kernel panic.

Affected configurations

Vulners

NVD

Node

linuxlinux_kernelRange6.3–6.6.4

linuxlinux_kernelRange6.7.0≥

CPENameOperatorVersion
linux:linux_kernellinux linux kernellt6.6.4

CPE	Name	Operator	Version
linux:linux_kernel	linux linux kernel	lt	6.6.4

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_hw.c",
      "drivers/net/ethernet/wangxun/ngbe/ngbe_main.c",
      "drivers/net/ethernet/wangxun/txgbe/txgbe_main.c"
    ],
    "versions": [
      {
        "version": "79625f45ca73",
        "lessThan": "61a550716539",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "79625f45ca73",
        "lessThan": "8ba2c459668c",
        "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_hw.c",
      "drivers/net/ethernet/wangxun/ngbe/ngbe_main.c",
      "drivers/net/ethernet/wangxun/txgbe/txgbe_main.c"
    ],
    "versions": [
      {
        "version": "6.3",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.3",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.6.4",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.7",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]