Copyright © 2012 Red Hat, Inc. All rights reserved. Moderate 2026-05-28T00:00:00 kernel: vsock/virtio: fix empty payload in tap skb for non-linear buffers 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CWE-824

A flaw was found in the Linux kernel's `vsock/virtio` component. When processing non-linear data buffers for the `vsockmon` tap device, the system did not correctly initialize the payload. This oversight could lead to uninitialized data being copied to the monitoring interface, potentially resulting in inaccurate data transmission or unintended information exposure.

Red Hat Enterprise Linux 10 Fix deferred kernel Red Hat Enterprise Linux 6 Not affected kernel Red Hat Enterprise Linux 7 Not affected kernel Red Hat Enterprise Linux 7 Not affected kernel-rt Red Hat Enterprise Linux 8 Not affected kernel Red Hat Enterprise Linux 8 Not affected kernel-rt Red Hat Enterprise Linux 9 Fix deferred kernel Red Hat Enterprise Linux 9 Fix deferred kernel-rt https://www.cve.org/CVERecord?id=CVE-2026-46207 https://nvd.nist.gov/vuln/detail/CVE-2026-46207 https://lore.kernel.org/linux-cve-announce/2026052834-CVE-2026-46207-6281@gregkh/T