csaf_redhat - rhsa-2024

rhsa-2024_4749

Vulnerability from csaf_redhat

Published

2024-07-23 16:35

Modified

2024-09-16 19:13

Summary

Red Hat Security Advisory: edk2 security update

Notes

Topic

An update for edk2 is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Details

EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM. Security Fix(es): * EDK2: integer overflow in CreateHob() could lead to HOB OOB R/W (CVE-2022-36765) * edk2: Predictable TCP Initial Sequence Numbers (CVE-2023-45236) * edk2: Use of a Weak PseudoRandom Number Generator (CVE-2023-45237) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.

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      "text": "Moderate"
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      "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.",
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        "text": "An update for edk2 is now available for Red Hat Enterprise Linux 9.\n\nRed Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.",
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        "text": "EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM. \n\nSecurity Fix(es):\n\n* EDK2: integer overflow in CreateHob() could lead to HOB OOB R/W (CVE-2022-36765)\n\n* edk2: Predictable TCP Initial Sequence Numbers (CVE-2023-45236)\n\n* edk2: Use of a Weak PseudoRandom Number Generator (CVE-2023-45237)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
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}

cve-2023-45237

Vulnerability from cvelistv5

Published

2024-01-16 16:11

Modified

2024-08-02 20:14

Severity

5.3 (Medium) - cvssV3_1 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Summary

Use of a Weak PseudoRandom Number Generator in EDK II Network Package

References

URL	Tags
https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h
http://www.openwall.com/lists/oss-security/2024/01/16/2
https://security.netapp.com/advisory/ntap-20240307-0011/

Impacted products

Vendor	Product
TianoCore	edk2

Show details on NVD website

JSON

To clipboard

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              "cweId": "CWE-338",
              "description": "CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-01-16T16:11:11.556Z",
        "orgId": "65518388-201a-4f93-8712-366d21fe8d2c",
        "shortName": "TianoCore"
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          "url": "https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h"
        },
        {
          "url": "http://www.openwall.com/lists/oss-security/2024/01/16/2"
        },
        {
          "url": "https://security.netapp.com/advisory/ntap-20240307-0011/"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Use of a Weak PseudoRandom Number Generator in EDK II Network Package",
      "x_generator": {
        "engine": "Vulnogram 0.1.0-dev"
      }
    }
  },
  "cveMetadata": {
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    "assignerShortName": "TianoCore",
    "cveId": "CVE-2023-45237",
    "datePublished": "2024-01-16T16:11:11.556Z",
    "dateReserved": "2023-10-05T20:48:19.879Z",
    "dateUpdated": "2024-08-02T20:14:19.957Z",
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}

cve-2022-36765

Vulnerability from cvelistv5

Published

2024-01-09 16:10

Modified

2024-08-03 10:14

Severity

7.0 (High) - cvssV3_1 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H

Summary

Integer Overflow in CreateHob

References

URL	Tags
https://github.com/tianocore/edk2/security/advisories/GHSA-ch4w-v7m3-g8wx
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/

Impacted products

Vendor	Product
TianoCore	edk2

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T10:14:28.445Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
        "references": [
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          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "defaultStatus": "unaffected",
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              "versionType": "Stable"
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          ]
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      ],
      "descriptions": [
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          "lang": "en",
          "supportingMedia": [
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            }
          ],
          "value": "\nEDK2 is susceptible to a vulnerability in the CreateHob() function, allowing a user to trigger a integer overflow to buffer overflow via a local network. Successful exploitation of this vulnerability may result in a compromise of confidentiality, integrity, and/or availability.\n\n"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7,
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            "integrityImpact": "LOW",
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          "descriptions": [
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              "cweId": "CWE-680",
              "description": " CWE-680: Integer Overflow to Buffer Overflow",
              "lang": "en",
              "type": "CWE"
            }
          ]
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      "providerMetadata": {
        "dateUpdated": "2024-01-09T16:10:16.350Z",
        "orgId": "65518388-201a-4f93-8712-366d21fe8d2c",
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          "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/"
        }
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      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Integer Overflow in CreateHob",
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    "dateReserved": "2022-07-25T19:43:11.215Z",
    "dateUpdated": "2024-08-03T10:14:28.445Z",
    "state": "PUBLISHED"
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}

cve-2023-45236

Vulnerability from cvelistv5

Published

2024-01-16 16:10

Modified

2024-08-02 20:14

Severity

5.8 (Medium) - cvssV3_1 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N

Summary

Predictable TCP ISNs in EDK II Network Package

References

URL	Tags
https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h
http://www.openwall.com/lists/oss-security/2024/01/16/2
https://security.netapp.com/advisory/ntap-20240307-0011/

Impacted products

Vendor	Product
TianoCore	edk2

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T20:14:19.966Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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            "url": "https://security.netapp.com/advisory/ntap-20240307-0011/"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "edk2",
          "vendor": "TianoCore",
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              "version": "edk2-stable202308"
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          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "Quarkslab Vulnerability Reports Team"
        },
        {
          "lang": "en",
          "type": "remediation developer",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "Doug Flick"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": " \nEDK2\u0027s Network Package is susceptible to a predictable TCP Initial Sequence Number. This\n vulnerability can be exploited by an attacker to gain unauthorized \naccess and potentially lead to a loss of Confidentiality.\n\n\n\n"
            }
          ],
          "value": " \nEDK2\u0027s Network Package is susceptible to a predictable TCP Initial Sequence Number. This\n vulnerability can be exploited by an attacker to gain unauthorized \naccess and potentially lead to a loss of Confidentiality.\n\n\n\n"
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-13",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-13 Subverting Environment Variable Values"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
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          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
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      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-200",
              "description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor",
              "lang": "en",
              "type": "CWE"
            }
          ]
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      "providerMetadata": {
        "dateUpdated": "2024-01-16T16:10:38.262Z",
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}

Action not permitted

rhsa-2024_4749

Vulnerability from csaf_redhat

cve-2023-45237

Vulnerability from cvelistv5

cve-2022-36765

Vulnerability from cvelistv5

cve-2023-45236

Vulnerability from cvelistv5

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