A missing upper-bound check in the udpif_set_threads() function of Open vSwitch v3.6.90 allows an attacker with OVSDB write access to request an excessive number of handler or revalidation threads. This can cause a denial of service (DoS) via resource exhaustion.
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://github.com/majdlatah/OVS-Other-Config-Bug |
|
History
Sun, 07 Jun 2026 01:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
Fri, 05 Jun 2026 10:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Redhat
Redhat openvswitch |
|
| Vendors & Products |
Redhat
Redhat openvswitch |
Thu, 04 Jun 2026 23:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Open vSwitch Thread Allocation Exploit Causing Denial of Service |
Thu, 04 Jun 2026 21:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Open vSwitch Resource Exhaustion via Missing Thread Bound Check | |
| Weaknesses | CWE-399 |
Thu, 04 Jun 2026 19:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Open vSwitch Resource Exhaustion via Missing Thread Bound Check | |
| Weaknesses | CWE-399 |
Thu, 04 Jun 2026 19:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-770 | |
| Metrics |
cvssV3_1
|
Thu, 04 Jun 2026 18:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A missing upper-bound check in the udpif_set_threads() function of Open vSwitch v3.6.90 allows an attacker with OVSDB write access to request an excessive number of handler or revalidation threads. This can cause a denial of service (DoS) via resource exhaustion. | |
| References |
|
Status: PUBLISHED
Assigner: mitre
Published: 2026-06-04T00:00:00.000Z
Updated: 2026-06-06T19:34:00.960Z
Reserved: 2026-04-06T00:00:00.000Z
Link: CVE-2026-36499
Updated: 2026-06-04T18:39:16.014Z
Status : Awaiting Analysis
Published: 2026-06-04T19:16:28.563
Modified: 2026-06-06T20:16:36.233
Link: CVE-2026-36499
No data.
ReportizFlow