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FKIE_CVE-2016-2545

Vulnerability from fkie_nvd - Published: 2016-04-27 17:59 - Updated: 2026-06-17 00:44
Summary
The snd_timer_interrupt function in sound/core/timer.c in the Linux kernel before 4.4.1 does not properly maintain a certain linked list, which allows local users to cause a denial of service (race condition and system crash) via a crafted ioctl call.
References
cve@mitre.orghttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee8413b01045c74340aa13ad5bdf905de32be736Patch, Vendor Advisory
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
cve@mitre.orghttp://www.debian.org/security/2016/dsa-3503
cve@mitre.orghttp://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1
cve@mitre.orghttp://www.openwall.com/lists/oss-security/2016/01/19/1Patch
cve@mitre.orghttp://www.securityfocus.com/bid/83381
cve@mitre.orghttp://www.securitytracker.com/id/1035296
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2929-1
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2929-2
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2930-1
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2930-2
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2930-3
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2931-1
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2932-1
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2967-1
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2967-2
cve@mitre.orghttps://bugzilla.redhat.com/show_bug.cgi?id=1311560
cve@mitre.orghttps://github.com/torvalds/linux/commit/ee8413b01045c74340aa13ad5bdf905de32be736Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee8413b01045c74340aa13ad5bdf905de32be736Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2016/dsa-3503
af854a3a-2127-422b-91ae-364da2661108http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2016/01/19/1Patch
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/83381
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1035296
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2929-1
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2929-2
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2930-1
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2930-2
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2930-3
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2931-1
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2932-1
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2967-1
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2967-2
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1311560
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/ee8413b01045c74340aa13ad5bdf905de32be736Patch, Vendor Advisory
Impacted products
Vendor Product Version
linux linux_kernel *

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8B458ACF-17C3-4551-9F11-8D02B6D52B7C",
              "versionEndIncluding": "4.4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The snd_timer_interrupt function in sound/core/timer.c in the Linux kernel before 4.4.1 does not properly maintain a certain linked list, which allows local users to cause a denial of service (race condition and system crash) via a crafted ioctl call."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n snd_timer_interrupt en sound/core/timer.c en el kernel de Linux en versiones anteriores a 4.4.1 no mantiene adecuadamente una cierta lista enlazada, lo que permite a usuarios locales causar una denegaci\u00f3n de servicio (condici\u00f3n de carrera y ca\u00edda del sistema) a trav\u00e9s de una llamada ioctl manipulada."
    }
  ],
  "id": "CVE-2016-2545",
  "lastModified": "2026-06-17T00:44:15.943",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 4.7,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.4,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.1,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 1.4,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2016-04-27T17:59:15.023",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee8413b01045c74340aa13ad5bdf905de32be736"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.debian.org/security/2016/dsa-3503"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2016/01/19/1"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.securityfocus.com/bid/83381"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.securitytracker.com/id/1035296"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.ubuntu.com/usn/USN-2929-1"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.ubuntu.com/usn/USN-2929-2"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.ubuntu.com/usn/USN-2930-1"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.ubuntu.com/usn/USN-2930-2"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.ubuntu.com/usn/USN-2930-3"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.ubuntu.com/usn/USN-2931-1"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.ubuntu.com/usn/USN-2932-1"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.ubuntu.com/usn/USN-2967-1"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.ubuntu.com/usn/USN-2967-2"
    },
    {
      "source": "cve@mitre.org",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1311560"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://github.com/torvalds/linux/commit/ee8413b01045c74340aa13ad5bdf905de32be736"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ee8413b01045c74340aa13ad5bdf905de32be736"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.debian.org/security/2016/dsa-3503"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "http://www.openwall.com/lists/oss-security/2016/01/19/1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/83381"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securitytracker.com/id/1035296"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.ubuntu.com/usn/USN-2929-1"
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    {
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      "url": "http://www.ubuntu.com/usn/USN-2929-2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.ubuntu.com/usn/USN-2930-1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.ubuntu.com/usn/USN-2930-2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.ubuntu.com/usn/USN-2930-3"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.ubuntu.com/usn/USN-2931-1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.ubuntu.com/usn/USN-2932-1"
    },
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      "url": "http://www.ubuntu.com/usn/USN-2967-1"
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      "url": "http://www.ubuntu.com/usn/USN-2967-2"
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      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1311560"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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        "Vendor Advisory"
      ],
      "url": "https://github.com/torvalds/linux/commit/ee8413b01045c74340aa13ad5bdf905de32be736"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-362"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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