| Name | CVE-2026-36499 |
| 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. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| openvswitch (PTS) | bookworm, bookworm (security) | 3.1.0-2+deb12u1 | undetermined |
| trixie | 3.5.0-1 | undetermined | |
| forky, sid | 4.0.0-2 | undetermined |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| openvswitch | source | (unstable) | undetermined |
https://github.com/majdlatah/OVS-Other-Config-Bug
check, unclear status/validity