CVE-2021-47104

2024-03-0419:15:18

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

web.nvd.nist.gov

linux

kernel

vulnerability

cve-2021-47104

memory leak

qib

user

sdma

queue

pkts

resource leak

nvd

security

6.3 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

13.2%

JSON

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

IB/qib: Fix memory leak in qib_user_sdma_queue_pkts()

The wrong goto label was used for the error case and missed cleanup of the
pkt allocation.

Addresses-Coverity-ID: 1493352 (“Resource leak”)

Affected configurations

Vulners

Node

linuxlinux_kernelRange5.15–4.4.297

linuxlinux_kernelRange4.5.0–4.9.295

linuxlinux_kernelRange4.10.0–4.14.260

linuxlinux_kernelRange4.15.0–4.19.223

linuxlinux_kernelRange4.20.0–5.4.169

linuxlinux_kernelRange5.5.0–5.10.89

linuxlinux_kernelRange5.11.0–5.15.12

linuxlinux_kernelRange5.16.0≥

VendorProductVersionCPE
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
linuxlinux_kernel*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
linux	linux_kernel	*	cpe:2.3:o:linux:linux_kernel::::::::
linux	linux_kernel	*	cpe:2.3:o:linux:linux_kernel::::::::
linux	linux_kernel	*	cpe:2.3:o:linux:linux_kernel::::::::
linux	linux_kernel	*	cpe:2.3:o:linux:linux_kernel::::::::
linux	linux_kernel	*	cpe:2.3:o:linux:linux_kernel::::::::
linux	linux_kernel	*	cpe:2.3:o:linux:linux_kernel::::::::
linux	linux_kernel	*	cpe:2.3:o:linux:linux_kernel::::::::
linux	linux_kernel	*	cpe:2.3:o:linux:linux_kernel::::::::

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/infiniband/hw/qib/qib_user_sdma.c"
    ],
    "versions": [
      {
        "version": "bda41654b6e0",
        "lessThan": "1ced0a3015a9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3f57c3f67fd9",
        "lessThan": "76b648063eb3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "60833707b968",
        "lessThan": "d53456492b5d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "73d2892148aa",
        "lessThan": "0aaec9c5f607",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0f8cdfff0682",
        "lessThan": "79dcbd817615",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c3e17e58f571",
        "lessThan": "7cf6466e00a7",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d39bf40e55e6",
        "lessThan": "aefcc25f3a0c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d39bf40e55e6",
        "lessThan": "bee90911e013",
        "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/infiniband/hw/qib/qib_user_sdma.c"
    ],
    "versions": [
      {
        "version": "5.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.15",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "4.4.297",
        "lessThanOrEqual": "4.4.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "4.9.295",
        "lessThanOrEqual": "4.9.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "4.14.260",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "4.19.223",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.4.169",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.10.89",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.15.12",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.16",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]