FKIE_CVE-2017-5579

Vulnerability from fkie_nvd - Published: 2017-03-15 15:59 - Updated: 2026-06-17 01:20
Summary
Memory leak in the serial_exit_core function in hw/char/serial.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug operations.
References
secalert@redhat.comhttp://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=8409dc884a201bf74b30a9d232b6bbdd00cb7e2b
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2017/01/24/8Mailing List, Patch, Third Party Advisory
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2017/01/25/3Mailing List, Patch, Third Party Advisory
secalert@redhat.comhttp://www.securityfocus.com/bid/95780Third Party Advisory, VDB Entry
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2017:2392Third Party Advisory
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2017:2408Third Party Advisory
secalert@redhat.comhttps://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory
secalert@redhat.comhttps://security.gentoo.org/glsa/201702-28Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=8409dc884a201bf74b30a9d232b6bbdd00cb7e2b
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2017/01/24/8Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2017/01/25/3Mailing List, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/95780Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2017:2392Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2017:2408Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2018/09/msg00007.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/201702-28Third Party Advisory
Impacted products
Vendor Product Version
qemu qemu *
qemu qemu 2.9.0
qemu qemu 2.9.0
qemu qemu 2.9.0
qemu qemu 2.9.0
qemu qemu 2.9.0
qemu qemu 2.9.0
debian debian_linux 8.0

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "secalert@redhat.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
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              "criteria": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A965C2D1-C447-4324-95A4-27285ECF8909",
              "versionEndIncluding": "2.8.1.1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:2.9.0:rc0:*:*:*:*:*:*",
              "matchCriteriaId": "9F615830-8EC7-41C0-9A77-6C7D4E718429",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:2.9.0:rc1:*:*:*:*:*:*",
              "matchCriteriaId": "15D5C1F9-C3B4-4733-8782-0E54AE543C16",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:2.9.0:rc2:*:*:*:*:*:*",
              "matchCriteriaId": "286D3DE9-9796-42AE-88E1-F6E04BF8B449",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:2.9.0:rc3:*:*:*:*:*:*",
              "matchCriteriaId": "B54248FC-FD5C-445E-BD8F-886D9D8736D6",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:2.9.0:rc4:*:*:*:*:*:*",
              "matchCriteriaId": "89FB8D92-4A3A-4B52-93B0-6F809D313C40",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:qemu:qemu:2.9.0:rc5:*:*:*:*:*:*",
              "matchCriteriaId": "06A8F83F-3551-4F3B-A0C9-EE6B8BA5436A",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Memory leak in the serial_exit_core function in hw/char/serial.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unplug operations."
    },
    {
      "lang": "es",
      "value": "P\u00e9rdida de memoria en la funci\u00f3n serial_exit_core en hw/char/serial.c en QEMU (tambi\u00e9n conocido como Quick Emulator) permite a usuarios locales privilegiados del SO invitado provocar una denegaci\u00f3n de servicio (consumo de memoria del host y ca\u00edda del proceso QEMU) a trav\u00e9s de un gran n\u00famero de operaciones de desenchufado del dispositivo ."
    }
  ],
  "id": "CVE-2017-5579",
  "lastModified": "2026-06-17T01:20:46.670",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 4.9,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.0,
        "impactScore": 4.0,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2017-03-15T15:59:00.890",
  "references": [
    {
      "source": "secalert@redhat.com",
      "url": "http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=8409dc884a201bf74b30a9d232b6bbdd00cb7e2b"
    },
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    {
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      "tags": [
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      "url": "http://www.securityfocus.com/bid/95780"
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    {
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      "url": "https://access.redhat.com/errata/RHSA-2017:2392"
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      "url": "https://access.redhat.com/errata/RHSA-2017:2408"
    },
    {
      "source": "secalert@redhat.com",
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      "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html"
    },
    {
      "source": "secalert@redhat.com",
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      "url": "https://security.gentoo.org/glsa/201702-28"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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      "url": "http://www.openwall.com/lists/oss-security/2017/01/25/3"
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    {
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    {
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    {
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      "tags": [
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      "url": "https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.gentoo.org/glsa/201702-28"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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