CVE-2022-48686

2024-05-0315:15:07

CWE-416

Linux

web.nvd.nist.gov

linux kernel

cve-2022-48686

uaf fix

nvme-tcp

digest errors

io_work loop

tcp stream

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

6.4

Confidence

Low

EPSS

Percentile

5.1%

JSON

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

nvme-tcp: fix UAF when detecting digest errors

We should also bail from the io_work loop when we set rd_enabled to true,
so we don’t attempt to read data from the socket when the TCP stream is
already out-of-sync or corrupted.

Affected configurations

Nvd

Vulners

Node

linuxlinux_kernelRange5.0–5.4.213

linuxlinux_kernelRange5.5–5.10.143

linuxlinux_kernelRange5.11–5.15.68

linuxlinux_kernelRange5.16–5.19.9

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

Vendor	Product	Version	CPE
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/nvme/host/tcp.c"
    ],
    "versions": [
      {
        "version": "3f2304f8c6d6",
        "lessThan": "19816a021468",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3f2304f8c6d6",
        "lessThan": "5914fa32ef1b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3f2304f8c6d6",
        "lessThan": "13c80a6c1124",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3f2304f8c6d6",
        "lessThan": "c3eb461aa56e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3f2304f8c6d6",
        "lessThan": "160f3549a907",
        "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/nvme/host/tcp.c"
    ],
    "versions": [
      {
        "version": "5.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.0",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.4.213",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.10.143",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.15.68",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.19.9",
        "lessThanOrEqual": "5.19.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]