CVE-2025-68343 Affecting kernel-rt-debug-devel-matched package, versions *


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.02% (6th percentile)

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  • Snyk IDSNYK-RHEL9-KERNELRTDEBUGDEVELMATCHED-14569655
  • published24 Dec 2025
  • disclosed23 Dec 2025

Introduced: 23 Dec 2025

NewCVE-2025-68343  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:9 kernel-rt-debug-devel-matched.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-devel-matched package and not the kernel-rt-debug-devel-matched package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

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

can: gs_usb: gs_usb_receive_bulk_callback(): check actual_length before accessing header

The driver expects to receive a struct gs_host_frame in gs_usb_receive_bulk_callback().

Use struct_group to describe the header of the struct gs_host_frame and check that we have at least received the header before accessing any members of it.

To resubmit the URB, do not dereference the pointer chain "dev->parent->hf_size_rx" but use "parent->hf_size_rx" instead. Since "urb->context" contains "parent", it is always defined, while "dev" is not defined if the URB it too short.

CVSS Base Scores

version 3.1