GHSA-5J7X-RXFV-P87H

Vulnerability from github – Published: 2022-05-13 01:25 – Updated: 2025-04-11 03:48
VLAI
Details

Buffer overflow in the clusterip_proc_write function in net/ipv4/netfilter/ipt_CLUSTERIP.c in the Linux kernel before 2.6.39 might allow local users to cause a denial of service or have unspecified other impact via a crafted write operation, related to string data that lacks a terminating '\0' character.

Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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{
  "affected": [],
  "aliases": [
    "CVE-2011-2534"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-120"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2011-06-22T23:55:00Z",
    "severity": "HIGH"
  },
  "details": "Buffer overflow in the clusterip_proc_write function in net/ipv4/netfilter/ipt_CLUSTERIP.c in the Linux kernel before 2.6.39 might allow local users to cause a denial of service or have unspecified other impact via a crafted write operation, related to string data that lacks a terminating \u0027\\0\u0027 character.",
  "id": "GHSA-5j7x-rxfv-p87h",
  "modified": "2025-04-11T03:48:06Z",
  "published": "2022-05-13T01:25:05Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2011-2534"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=689337"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=961ed183a9fd080cf306c659b8736007e44065a5"
    },
    {
      "type": "WEB",
      "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=961ed183a9fd080cf306c659b8736007e44065a5"
    },
    {
      "type": "WEB",
      "url": "http://marc.info/?l=netfilter\u0026m=129978077509888\u0026w=2"
    },
    {
      "type": "WEB",
      "url": "http://marc.info/?l=netfilter-devel\u0026m=130036157327564\u0026w=2"
    },
    {
      "type": "WEB",
      "url": "http://securityreason.com/securityalert/8284"
    },
    {
      "type": "WEB",
      "url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2011/03/18/15"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2011/03/21/1"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2011/03/21/4"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/46921"
    }
  ],
  "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"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.