CVE-2026-36499
Medium
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.
SeverityMedium
CVSS6.5
Exploit probability—
ProductOpen vSwitch
PublishedJun 4, 2026
First seenJun 4, 2026
Weakness typeCWE-770Allocation of resources without limits
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Open vSwitch Open vSwitch | 3.6.90 | — |
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