Vulnerability-Lookup

GHSA-QMG2-C98G-P46X

Vulnerability from github – Published: 2022-05-17 05:28 – Updated: 2022-05-17 05:28

Details

The ip_expire function in net/ipv4/ip_fragment.c in the Linux kernel before 2.6.39 does not properly construct ICMP_TIME_EXCEEDED packets after a timeout, which allows remote attackers to cause a denial of service (invalid pointer dereference) via crafted fragmented packets.

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{
  "affected": [],
  "aliases": [
    "CVE-2011-1927"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2012-06-13T10:24:00Z",
    "severity": "MODERATE"
  },
  "details": "The ip_expire function in net/ipv4/ip_fragment.c in the Linux kernel before 2.6.39 does not properly construct ICMP_TIME_EXCEEDED packets after a timeout, which allows remote attackers to cause a denial of service (invalid pointer dereference) via crafted fragmented packets.",
  "id": "GHSA-qmg2-c98g-p46x",
  "modified": "2022-05-17T05:28:52Z",
  "published": "2022-05-17T05:28:52Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2011-1927"
    },
    {
      "type": "WEB",
      "url": "https://github.com/torvalds/linux/commit/64f3b9e203bd06855072e295557dca1485a2ecba"
    },
    {
      "type": "WEB",
      "url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=64f3b9e203bd06855072e295557dca1485a2ecba"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=64f3b9e203bd06855072e295557dca1485a2ecba"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2011/05/18/2"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2011-1927 (GCVE-0-2011-1927)

Vulnerability from cvelistv5 – Published: 2012-06-13 10:00 – Updated: 2024-08-06 22:46

Summary

Severity

No CVSS data available.

CWE

Assigner

redhat redhat root

References

4 references

URL	Tags
https://github.com/torvalds/linux/commit/64f3b9e2…	x_refsource_CONFIRM
http://www.openwall.com/lists/oss-security/2011/05/18/2	mailing-listx_refsource_MLIST
http://ftp.osuosl.org/pub/linux/kernel/v2.6/Chang…	x_refsource_CONFIRM
http://git.kernel.org/?p=linux/kernel/git/torvald…	x_refsource_CONFIRM

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{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-06T22:46:00.854Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
          {
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            ],
            "url": "https://github.com/torvalds/linux/commit/64f3b9e203bd06855072e295557dca1485a2ecba"
          },
          {
            "name": "[oss-security] 20110518 Re: CVE request: kernel: net: ip_expire() must revalidate route",
            "tags": [
              "mailing-list",
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              "x_transferred"
            ],
            "url": "http://www.openwall.com/lists/oss-security/2011/05/18/2"
          },
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            ],
            "url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39"
          },
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              "x_refsource_CONFIRM",
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            "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=64f3b9e203bd06855072e295557dca1485a2ecba"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
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              "version": "n/a"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The ip_expire function in net/ipv4/ip_fragment.c in the Linux kernel before 2.6.39 does not properly construct ICMP_TIME_EXCEEDED packets after a timeout, which allows remote attackers to cause a denial of service (invalid pointer dereference) via crafted fragmented packets."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
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      "providerMetadata": {
        "dateUpdated": "2012-06-13T10:00:00.000Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
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      "references": [
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        },
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          ],
          "url": "http://www.openwall.com/lists/oss-security/2011/05/18/2"
        },
        {
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          "url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39"
        },
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          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=64f3b9e203bd06855072e295557dca1485a2ecba"
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  "cveMetadata": {
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    "cveId": "CVE-2011-1927",
    "datePublished": "2012-06-13T10:00:00.000Z",
    "dateReserved": "2011-05-09T00:00:00.000Z",
    "dateUpdated": "2024-08-06T22:46:00.854Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

GHSA-QMG2-C98G-P46X

CVE-2011-1927 (GCVE-0-2011-1927)

Tags

Sightings

Nomenclature