github - ghsa-h2ww-p8c6-6v58

ghsa-h2ww-p8c6-6v58

Vulnerability from github

Published

2022-01-02 00:00

Modified

2022-03-19 00:01

Severity ?

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

Details

Dnsmasq 2.86 has a heap-based buffer overflow in dhcp_reply (called from dhcp_packet and FuzzDhcp).

Show details on source website

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{
  "affected": [],
  "aliases": [
    "CVE-2021-45952"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-01-01T00:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "Dnsmasq 2.86 has a heap-based buffer overflow in dhcp_reply (called from dhcp_packet and FuzzDhcp).",
  "id": "GHSA-h2ww-p8c6-6v58",
  "modified": "2022-03-19T00:01:53Z",
  "published": "2022-01-02T00:00:59Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-45952"
    },
    {
      "type": "WEB",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35870"
    },
    {
      "type": "WEB",
      "url": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/dnsmasq/OSV-2021-927.yaml"
    },
    {
      "type": "WEB",
      "url": "https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016162.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016164.html"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-45952 (GCVE-0-2021-45952)

Vulnerability from cvelistv5

Published

2021-12-31 23:53

Modified

2024-08-04 04:54

Severity ?

CWE

n/a

Summary

Dnsmasq 2.86 has a heap-based buffer overflow in dhcp_reply (called from dhcp_packet and FuzzDhcp). NOTE: the vendor's position is that CVE-2021-45951 through CVE-2021-45957 "do not represent real vulnerabilities, to the best of our knowledge.

References

URL

Tags

	https://github.com/google/oss-fuzz-vulns/blob/main/vulns/dnsmasq/OSV-2021-927.yaml	x_refsource_MISC
	https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35870	x_refsource_MISC
	https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016162.html	x_refsource_MISC
	https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016164.html	x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

To clipboard

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                  },
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