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CVE-2017-11176 (GCVE-0-2017-11176)

Vulnerability from cvelistv5 – Published: 2017-07-11 23:00 – Updated: 2024-08-05 17:57
VLAI
Summary
The mq_notify function in the Linux kernel through 4.11.9 does not set the sock pointer to NULL upon entry into the retry logic. During a user-space close of a Netlink socket, it allows attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact.
CWE
  • n/a
References
URL Tags
http://www.debian.org/security/2017/dsa-3927 vendor-advisoryx_refsource_DEBIAN
https://access.redhat.com/errata/RHSA-2018:0169 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2017:2918 vendor-advisoryx_refsource_REDHAT
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http://www.securityfocus.com/bid/99919 vdb-entryx_refsource_BID
https://github.com/torvalds/linux/commit/f991af3d… x_refsource_CONFIRM
http://www.debian.org/security/2017/dsa-3945 vendor-advisoryx_refsource_DEBIAN
https://www.exploit-db.com/exploits/45553/ exploitx_refsource_EXPLOIT-DB
http://git.kernel.org/cgit/linux/kernel/git/torva… x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2018:3822 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2017:2930 vendor-advisoryx_refsource_REDHAT
Date Public
2017-07-11 00:00
Show details on NVD website

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            "url": "http://www.securityfocus.com/bid/99919"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:2918"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:2930"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:2931"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2018:0169"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2018:3822"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://github.com/torvalds/linux/commit/f991af3daabaecff34684fd51fac80319d1baad1"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "VDB Entry"
            ],
            "url": "https://www.exploit-db.com/exploits/45553/"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-416"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T06:37:27+00:00",
      "cve": "CVE-2017-11176",
      "id": "CVE-2017-11176",
      "initial_release_date": "2017-07-09T00:00:00+00:00",
      "product_status:fixed": "425",
      "product_status:known_affected": "16",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: Use-after-free in sys_mq_notify()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-11176.json",
      "version": "3"
    }
  }
}



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Taxonomy of the tags.


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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.

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Detection rules are retrieved from Rulezet.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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