CVE-2025-40302 - Vulnerability Details - OpenCVE

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

media: videobuf2: forbid remove_bufs when legacy fileio is active

vb2_ioctl_remove_bufs() call manipulates queue internal buffer list,
potentially overwriting some pointers used by the legacy fileio access
mode. Forbid that ioctl when fileio is active to protect internal queue
state between subsequent read/write calls.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00017.

Key SSVC decision points have not yet been added.

Vendors	Products
Linux Subscribe	Linux Kernel Subscribe

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://git.kernel.org/stable/c/27afd6e066cfd80ddbe22a4a11b99174ac89cced
https://git.kernel.org/stable/c/a6a493b985bfffac097a4e1be09f98b27729dca8
https://git.kernel.org/stable/c/e819b34df0a7030a15c968d619fa8a3ed2455c7a

History

Mon, 08 Dec 2025 01:15:00 +0000

Type	Values Removed	Values Added
Description		In the Linux kernel, the following vulnerability has been resolved: media: videobuf2: forbid remove_bufs when legacy fileio is active vb2_ioctl_remove_bufs() call manipulates queue internal buffer list, potentially overwriting some pointers used by the legacy fileio access mode. Forbid that ioctl when fileio is active to protect internal queue state between subsequent read/write calls.
Title		media: videobuf2: forbid remove_bufs when legacy fileio is active
First Time appeared		Linux Linux linux Kernel
CPEs		cpe:2.3:o:linux:linux_kernel::::::::
Vendors & Products		Linux Linux linux Kernel
References		https://git.kernel.org/stable/c/27afd6e066cfd80ddbe22a4a11b99174ac89cced https://git.kernel.org/stable/c/a6a493b985bfffac097a4e1be09f98b27729dca8 https://git.kernel.org/stable/c/e819b34df0a7030a15c968d619fa8a3ed2455c7a

Projects

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MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2025-12-08T00:46:26.293Z

Updated: 2025-12-08T00:46:26.293Z

Reserved: 2025-04-16T07:20:57.185Z

Link: CVE-2025-40302

Vulnrichment

No data.

NVD

Status : Received

Published: 2025-12-08T01:16:02.313

Modified: 2025-12-08T01:16:02.313

Link: CVE-2025-40302

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

No weakness.

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