github - ghsa-3p95-f3g8-fcgq

ghsa-3p95-f3g8-fcgq

Vulnerability from github

Published

2021-12-09 00:01

Modified

2022-04-06 00:02

Severity ?

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

Details

The BPF subsystem in the Linux kernel before 4.17 mishandles situations with a long jump over an instruction sequence where inner instructions require substantial expansions into multiple BPF instructions, leading to an overflow. This affects kernel/bpf/core.c and net/core/filter.c.

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{
  "affected": [],
  "aliases": [
    "CVE-2018-25020"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-120"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-12-08T05:15:00Z",
    "severity": "HIGH"
  },
  "details": "The BPF subsystem in the Linux kernel before 4.17 mishandles situations with a long jump over an instruction sequence where inner instructions require substantial expansions into multiple BPF instructions, leading to an overflow. This affects kernel/bpf/core.c and net/core/filter.c.",
  "id": "GHSA-3p95-f3g8-fcgq",
  "modified": "2022-04-06T00:02:20Z",
  "published": "2021-12-09T00:01:14Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2018-25020"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/050fad7c4534c13c8eb1d9c2ba66012e014773cb"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20211229-0005"
    },
    {
      "type": "WEB",
      "url": "http://packetstormsecurity.com/files/165477/Kernel-Live-Patch-Security-Notice-LSN-0083-1.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2018-25020

Vulnerability from cvelistv5

Published

2021-12-08 04:47

Modified

2024-08-05 12:26

Severity ?

Summary

References

▼	URL	Tags
	https://github.com/torvalds/linux/commit/050fad7c4534c13c8eb1d9c2ba66012e014773cb	x_refsource_MISC
	https://security.netapp.com/advisory/ntap-20211229-0005/	x_refsource_CONFIRM
	http://packetstormsecurity.com/files/165477/Kernel-Live-Patch-Security-Notice-LSN-0083-1.html	x_refsource_MISC

Impacted products

▼	Vendor	Product
	n/a	n/a

Show details on NVD website

JSON

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{
  "containers": {
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        "providerMetadata": {
          "dateUpdated": "2024-08-05T12:26:39.651Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
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              "x_transferred"
            ],
            "url": "https://github.com/torvalds/linux/commit/050fad7c4534c13c8eb1d9c2ba66012e014773cb"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://security.netapp.com/advisory/ntap-20211229-0005/"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://packetstormsecurity.com/files/165477/Kernel-Live-Patch-Security-Notice-LSN-0083-1.html"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
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          "lang": "en",
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      ],
      "problemTypes": [
        {
          "descriptions": [
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              "description": "n/a",
              "lang": "en",
              "type": "text"
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          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2022-01-06T19:06:17",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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      "references": [
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        },
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          ],
          "url": "https://security.netapp.com/advisory/ntap-20211229-0005/"
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          ],
          "url": "http://packetstormsecurity.com/files/165477/Kernel-Live-Patch-Security-Notice-LSN-0083-1.html"
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      ],
      "x_legacyV4Record": {
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          "ID": "CVE-2018-25020",
          "STATE": "PUBLIC"
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        "affects": {
          "vendor": {
            "vendor_data": [
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                        ]
                      }
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                },
                "vendor_name": "n/a"
              }
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        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
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        "problemtype": {
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    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
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    "datePublished": "2021-12-08T04:47:45",
    "dateReserved": "2021-12-08T00:00:00",
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}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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