High
Security advisory
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
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"
}