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Security advisory

Type: advisorySources: OSVCVE: CVE-2016-10377

In Open vSwitch (OvS) 2.5.0, a malformed IP packet can cause the switch to read past the end of the packet buffer due to an unsigned integer underflow in `lib/flow.c` in the function `miniflow_extract`, permitting remote bypass of the access control list enforced by the switch.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2016-10377
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 06:26 UTC · Revision 1

Source evidence

CVE-2016-10377

core-osv · Original source

Published 29 May 2017, 04:29 UTC

In Open vSwitch (OvS) 2.5.0, a malformed IP packet can cause the switch to read past the end of the packet buffer due to an unsigned integer underflow in `lib/flow.c` in the function `miniflow_extract`, permitting remote bypass of the access control list enforced by the switch.

osv:CVE-2016-10377
Complete source record
{
  "id": "167e70d4580ea12473c4189aaefa3bbb8461110b6b0076f86e20651cd68087c2",
  "url": "https://osv.dev/vulnerability/CVE-2016-10377",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2016-10377",
    "summary": "In Open vSwitch (OvS) 2.5.0, a malformed IP packet can cause the switch to read past the end of the packet buffer due to an unsigned integer underflow in `lib/flow.c` in the function `miniflow_extract`, permitting remote bypass of the access control list enforced by the switch.",
    "evidence": "osv:CVE-2016-10377",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2016-10377",
      "aliases": [
        "CVE-2016-10377"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/openvswitch/ovs",
              "type": "GIT",
              "events": [
                {
                  "introduced": "22d4614ddf83988a3771fb379ea029e663b4455a"
                },
                {
                  "last_affected": "22d4614ddf83988a3771fb379ea029e663b4455a"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:openvswitch:openvswitch:2.5.0:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.5.0"
                      },
                      {
                        "last_affected": "2.5.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.5.0",
            "v2.5.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-10377.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:39.602294025Z",
      "provider": "osv",
      "references": [
        "https://mail.openvswitch.org/pipermail/ovs-dev/2016-July/319503.html"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2016-10377",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 434706,
  "published_at": "2017-05-29T04:29:00.243+00:00"
}