PT-2026-35138 · Linux+2 · Linux Kernel+2
CVE-2026-31678
·
Published
2026-03-20
·
Updated
2026-09-12
CVSS v3.1
9.8
Critical
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
A race condition exists in the Open vSwitch component of the Linux kernel. The
ovs netdev tunnel destroy() function may execute after the NETDEV UNREGISTER process has already detached the device. Releasing the netdev reference during the destroy process can conflict with concurrent readers that still observe vport->dev.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
Time Of Check To Time Of Use
Information Disclosure
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Related Identifiers
Affected Products
Linuxmint
Linux Kernel
Ubuntu