Lucene search

[email protected]CVE-2023-6240

HistoryFeb 04, 2024 - 2:15 p.m.

CVE-2023-6240

2024-02-0414:15:47

CWE-203

[email protected]

web.nvd.nist.gov

209

marvin vulnerability

side-channel leakage

rsa decryption

linux kernel

network attacker

ciphertext decryption

signature forgery

information security

cve-2023-6240

nvd

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

NONE

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

6 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.6%

JSON

A Marvin vulnerability side-channel leakage was found in the RSA decryption operation in the Linux Kernel. This issue may allow a network attacker to decrypt ciphertexts or forge signatures, limiting the services that use that private key.

Affected configurations

NVD

Node

linuxlinux_kernelMatch-

Node

redhatenterprise_linuxMatch7.0

redhatenterprise_linuxMatch8.0

redhatenterprise_linuxMatch9.0

CPENameOperatorVersion
linux:linux_kernellinux linux kerneleq-

CPE	Name	Operator	Version
linux:linux_kernel	linux linux kernel	eq	-

CNA Affected

[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "kernel-rt",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:4.18.0-553.5.1.rt7.346.el8_10",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:8::nfv",
      "cpe:/a:redhat:enterprise_linux:8::realtime"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "kernel",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:4.18.0-553.5.1.el8_10",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:8::crb",
      "cpe:/o:redhat:enterprise_linux:8::baseos"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "kernel",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:5.14.0-427.16.1.el9_4",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:9::realtime",
      "cpe:/o:redhat:enterprise_linux:9::baseos",
      "cpe:/a:redhat:enterprise_linux:9::crb",
      "cpe:/a:redhat:enterprise_linux:9::nfv",
      "cpe:/a:redhat:enterprise_linux:9::appstream"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "kernel",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:5.14.0-427.16.1.el9_4",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:enterprise_linux:9::realtime",
      "cpe:/o:redhat:enterprise_linux:9::baseos",
      "cpe:/a:redhat:enterprise_linux:9::crb",
      "cpe:/a:redhat:enterprise_linux:9::nfv",
      "cpe:/a:redhat:enterprise_linux:9::appstream"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9.0 Extended Update Support",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "kernel",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:5.14.0-70.101.1.el9_0",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhel_eus:9.0::appstream",
      "cpe:/o:redhat:rhel_eus:9.0::baseos",
      "cpe:/a:redhat:rhel_eus:9.0::crb"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9.0 Extended Update Support",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "kernel-rt",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:5.14.0-70.101.1.rt21.173.el9_0",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhel_eus:9.0::nfv",
      "cpe:/a:redhat:rhel_eus:9.0::realtime"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9.2 Extended Update Support",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "kernel",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:5.14.0-284.62.1.el9_2",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhel_eus:9.2::crb",
      "cpe:/a:redhat:rhel_eus:9.2::appstream",
      "cpe:/o:redhat:rhel_eus:9.2::baseos"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9.2 Extended Update Support",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "kernel-rt",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:5.14.0-284.62.1.rt14.347.el9_2",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:rhel_eus:9.2::realtime",
      "cpe:/a:redhat:rhel_eus:9.2::nfv"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 6",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "kernel",
    "defaultStatus": "unknown",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:6"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "kernel",
    "defaultStatus": "unknown",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:7"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "kernel-rt",
    "defaultStatus": "unknown",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:7"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Enterprise Linux 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "kernel-rt",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/o:redhat:enterprise_linux:9"
    ]
  }
]