CVE-2015-7513 (GCVE-0-2015-7513)

Vulnerability from cvelistv5 – Published: 2016-02-08 02:00 – Updated: 2024-08-06 07:51
VLAI
Summary
arch/x86/kvm/x86.c in the Linux kernel before 4.4 does not reset the PIT counter values during state restoration, which allows guest OS users to cause a denial of service (divide-by-zero error and host OS crash) via a zero value, related to the kvm_vm_ioctl_set_pit and kvm_vm_ioctl_set_pit2 functions.
Severity
6.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
CWE
  • n/a
Assigner
References
URL Tags
http://www.openwall.com/lists/oss-security/2016/01/07/2 mailing-listx_refsource_MLIST
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://www.ubuntu.com/usn/USN-2887-2 vendor-advisoryx_refsource_UBUNTU
https://github.com/torvalds/linux/commit/0185604c… x_refsource_CONFIRM
http://www.ubuntu.com/usn/USN-2886-1 vendor-advisoryx_refsource_UBUNTU
http://www.ubuntu.com/usn/USN-2887-1 vendor-advisoryx_refsource_UBUNTU
http://www.ubuntu.com/usn/USN-2890-3 vendor-advisoryx_refsource_UBUNTU
http://git.kernel.org/cgit/linux/kernel/git/torva… x_refsource_CONFIRM
http://www.ubuntu.com/usn/USN-2889-1 vendor-advisoryx_refsource_UBUNTU
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://www.ubuntu.com/usn/USN-2889-2 vendor-advisoryx_refsource_UBUNTU
http://www.securityfocus.com/bid/79901 vdb-entryx_refsource_BID
http://lists.fedoraproject.org/pipermail/package-… vendor-advisoryx_refsource_FEDORA
http://www.ubuntu.com/usn/USN-2890-2 vendor-advisoryx_refsource_UBUNTU
https://bugzilla.redhat.com/show_bug.cgi?id=1284847 x_refsource_CONFIRM
http://www.ubuntu.com/usn/USN-2890-1 vendor-advisoryx_refsource_UBUNTU
http://www.debian.org/security/2016/dsa-3434 vendor-advisoryx_refsource_DEBIAN
http://www.securitytracker.com/id/1034602 vdb-entryx_refsource_SECTRACK
http://www.ubuntu.com/usn/USN-2888-1 vendor-advisoryx_refsource_UBUNTU
Date Public
2016-01-07 00:00
Show details on NVD website
To clipboard 

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            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Issue Tracking",
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1284847"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Patch",
              "Third Party Advisory"
            ],
            "url": "https://github.com/torvalds/linux/commit/0185604c2d82c560dab2f2933a18f797e74ab5a8"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-369"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2025-11-21T12:10:15+00:00",
      "cve": "CVE-2015-7513",
      "id": "CVE-2015-7513",
      "initial_release_date": "2015-01-01T00:00:00+00:00",
      "product_status:known_affected": "31",
      "product_status:known_not_affected": "24",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Kernel: kvm: divide by zero issue leads to DoS",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2015/cve-2015-7513.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-08-27T01:49:00Z",
      "cve": "CVE-2015-7513",
      "id": "CVE-2015-7513",
      "initial_release_date": "2023-02-15T05:14:00Z",
      "product_status:known_not_affected": "332",
      "product_status:recommended": "193",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2015-7513",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2015-7513.json",
      "version": "19"
    }
  }
}



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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.



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.