CVE-2026-36499
6.5
MEDIUM
CVSS 3.1
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.
How to fix CVE-2026-36499
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/openvswitch—no fix listed
Is CVE-2026-36499 being exploited?
No exploitation signal available. Neither CISA KEV nor a current EPSS score has been published for CVE-2026-36499.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |