2406774 – (CVE-2025-40051) CVE-2025-40051 kernel: vhost: vringh: Modify the return value check

Bug 2406774 (CVE-2025-40051) - CVE-2025-40051 kernel: vhost: vringh: Modify the return value check

Summary: CVE-2025-40051 kernel: vhost: vringh: Modify the return value check

Keywords:
Status:	NEW
Alias:	CVE-2025-40051
Product:	Security Response
Classification:	Other
Component:	vulnerability
Sub Component:
Version:	unspecified
Hardware:	All
OS:	Linux
Priority:	medium
Severity:	medium
Target Milestone:	---
Assignee:	Product Security DevOps Team
QA Contact:
Docs Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+	depends on / blocked

Reported:	2025-10-28 12:04 UTC by OSIDB Bzimport
Modified:	2026-06-29 16:15 UTC (History)
CC List:	2 users (show)
Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments	(Terms of Use)

Description OSIDB Bzimport 2025-10-28 12:04:49 UTC

In the Linux kernel, the following vulnerability has been resolved:

vhost: vringh: Modify the return value check

The return value of copy_from_iter and copy_to_iter can't be negative,
check whether the copied lengths are equal.

Comment 1 Jon Moroney 2025-10-28 20:38:07 UTC Comment hidden (spam)

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