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CVE-2016-7910 (GCVE-0-2016-7910)

Vulnerability from cvelistv5 – Published: 2016-11-16 04:49 – Updated: 2024-08-06 02:13
VLAI
Summary
Use-after-free vulnerability in the disk_seqf_stop function in block/genhd.c in the Linux kernel before 4.7.1 allows local users to gain privileges by leveraging the execution of a certain stop operation even if the corresponding start operation had failed.
Severity
7.8 (High)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE
  • n/a
Assigner
References
Date Public
2016-04-27 00:00
Show details on NVD website
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                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "Use-after-free vulnerability in the disk_seqf_stop function in block/genhd.c in the Linux kernel before 4.7.1 allows local users to gain privileges by leveraging the execution of a certain stop operation even if the corresponding start operation had failed."
          },
          {
            "lang": "es",
            "value": "Vulnerabilidad de uso despu\u00e9s de liberaci\u00f3n de memoria en la funci\u00f3n disk_seqf_stop en block/genhd.c en el kernel de Linux en versiones anteriores a 4.7.1 permite a usuarios locales obtener privilegios aprovechando la ejecuci\u00f3n de una cierta operaci\u00f3n de parada incluso si la operaci\u00f3n de arranque correspondiente hubiera fallado."
          }
        ],
        "id": "CVE-2016-7910",
        "lastModified": "2026-05-06T22:30:45.220",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "COMPLETE",
                "baseScore": 9.3,
                "confidentialityImpact": "COMPLETE",
                "integrityImpact": "COMPLETE",
                "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 10.0,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "LOCAL",
                "availabilityImpact": "HIGH",
                "baseScore": 7.8,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 1.8,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2016-11-16T05:59:05.110",
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            "tags": [
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          },
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            "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.1"
          },
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            "url": "http://www.securityfocus.com/bid/94135"
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              {
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                "value": "CWE-416"
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            ],
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            "type": "Primary"
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    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T11:34:45+00:00",
      "cve": "CVE-2016-7910",
      "id": "CVE-2016-7910",
      "initial_release_date": "2016-08-04T00:00:00+00:00",
      "product_status:fixed": "387",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: Use after free in seq file",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2016/cve-2016-7910.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "important",
      "current_release_date": "2026-09-04T01:04:44Z",
      "cve": "CVE-2016-7910",
      "id": "CVE-2016-7910",
      "initial_release_date": "2023-02-15T04:57:36Z",
      "product_status:known_affected": "14",
      "product_status:known_not_affected": "391",
      "product_status:recommended": "321",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2016-7910",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2016-7910.json",
      "version": "23"
    }
  }
}



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Tags
Taxonomy of the tags.





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.


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.