github - ghsa-h4g2-8vrh-w26q

ghsa-h4g2-8vrh-w26q

Vulnerability from github

Published

2022-06-06 00:00

Modified

2022-06-15 00:00

Severity ?

3.3 (Low) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Details

The Linux kernel before 5.17.9 allows TCP servers to identify clients by observing what source ports are used.

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{
  "affected": [],
  "aliases": [
    "CVE-2022-32296"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-203"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2022-06-05T22:15:00Z",
    "severity": "LOW"
  },
  "details": "The Linux kernel before 5.17.9 allows TCP servers to identify clients by observing what source ports are used.",
  "id": "GHSA-h4g2-8vrh-w26q",
  "modified": "2022-06-15T00:00:24Z",
  "published": "2022-06-06T00:00:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-32296"
    },
    {
      "type": "WEB",
      "url": "https://arxiv.org/abs/2209.12993"
    },
    {
      "type": "WEB",
      "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c2c8f03a5ab7cb04ec64724d7d176d00bcc91e5"
    },
    {
      "type": "WEB",
      "url": "https://github.com/0xkol/rfc6056-device-tracker"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2022/dsa-5173"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

cve-2022-32296

Vulnerability from cvelistv5

Published

2022-06-05 21:53

Modified

2024-08-03 07:39

Severity ?

Summary

The Linux kernel before 5.17.9 allows TCP servers to identify clients by observing what source ports are used. This occurs because of use of Algorithm 4 ("Double-Hash Port Selection Algorithm") of RFC 6056.

References

▼	URL	Tags
	https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c2c8f03a5ab7cb04ec64724d7d176d00bcc91e5	x_refsource_MISC
	https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.9	x_refsource_MISC
	https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html	mailing-list, x_refsource_MLIST
	https://www.debian.org/security/2022/dsa-5173	vendor-advisory, x_refsource_DEBIAN
	https://arxiv.org/abs/2209.12993	x_refsource_MISC
	https://github.com/0xkol/rfc6056-device-tracker	x_refsource_MISC

Impacted products

▼	Vendor	Product
	n/a	n/a

Show details on NVD website

JSON

To clipboard

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        },
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              "x_transferred"
            ],
            "url": "https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4c2c8f03a5ab7cb04ec64724d7d176d00bcc91e5"
          },
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              "x_refsource_MISC",
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            ],
            "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.9"
          },
          {
            "name": "[debian-lts-announce] 20220701 [SECURITY] [DLA 3065-1] linux security update",
            "tags": [
              "mailing-list",
              "x_refsource_MLIST",
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            ],
            "url": "https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html"
          },
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              "x_transferred"
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            "url": "https://arxiv.org/abs/2209.12993"
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          {
            "tags": [
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            ],
            "url": "https://github.com/0xkol/rfc6056-device-tracker"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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          "versions": [
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      ],
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          "tags": [
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          ],
          "url": "https://github.com/0xkol/rfc6056-device-tracker"
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      "x_legacyV4Record": {
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                "vendor_name": "n/a"
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    "dateReserved": "2022-06-05T00:00:00",
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    "state": "PUBLISHED"
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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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