ghsa-fxc3-452x-46r5
Vulnerability from github
Published
2022-05-13 01:07
Modified
2025-04-12 13:07
Severity ?
4.4 (Medium) - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Details

Integer overflow in the net_tx_pkt_init function in hw/net/net_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (QEMU process crash) via the maximum fragmentation count, which triggers an unchecked multiplication and NULL pointer dereference.

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{
  "affected": [],
  "aliases": [
    "CVE-2016-6888"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-190"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2016-12-10T00:59:00Z",
    "severity": "MODERATE"
  },
  "details": "Integer overflow in the net_tx_pkt_init function in hw/net/net_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (QEMU process crash) via the maximum fragmentation count, which triggers an unchecked multiplication and NULL pointer dereference.",
  "id": "GHSA-fxc3-452x-46r5",
  "modified": "2025-04-12T13:07:01Z",
  "published": "2022-05-13T01:07:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-6888"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2017:2392"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/errata/RHSA-2017:2408"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.gnu.org/archive/html/qemu-devel/2016-08/msg03176.html"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/201609-01"
    },
    {
      "type": "WEB",
      "url": "http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=47882fa4975bf0b58dd74474329fdd7154e8f04c"
    },
    {
      "type": "WEB",
      "url": "http://git.qemu.org/?p=qemu.git;a=commit;h=47882fa4975bf0b58dd74474329fdd7154e8f04c"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2016/08/19/10"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2016/08/19/6"
    },
    {
      "type": "WEB",
      "url": "http://www.securityfocus.com/bid/92556"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}


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