AUGUST 4, 2026
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Case File

CVE-2025-40236

UNKNOWN · CVSS N/A EPSS 0.18%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-12-04 · Last synced 2026-08-04

CyberRota Analysis

This vulnerability has an unknown severity rating. It affects Linux.

CVE
CVE-2025-40236
Severity
UNKNOWN
CVSS
N/A
EPSS
0.18%
Linux

Original NVD Description

In the Linux kernel, the following vulnerability has been resolved: virtio-net: zero unused hash fields When GSO tunnel is negotiated virtio_net_hdr_tnl_from_skb() tries to initialize the tunnel metadata but forget to zero unused rxhash fields. This may leak information to another side. Fixing this by zeroing the unused hash fields.