CVE-2024-40986

kernel: dmaengine: xilinx: xdma: Fix data synchronisation in xdma_channel_isr()

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Severity

Moderate

Red Hat Product Security

5.1

CVSS 3.1

Review impact separately from score.

Published · July 12, 2024

Updated · August 5, 2026

Description

A vulnerability was found in dmaengine in the Linux kernel. This issue was resolved by fixing data synchronization in the xdma_channel_isr() function. The update ensures the vchan lock is acquired before accessing xdma->stop_request, preventing race conditions during interrupt handling in XDMA channels.

Statement

Red Hat Enterprise Linux is not vulnerable to this CVE, as it does not affect the versions or configurations of the Linux kernel used in its distributions.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H

CWE-820 · Missing Synchronization