CVE-2026-43149

Published: May 6, 2026Modified: May 13, 2026

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

In the Linux kernel, the following vulnerability has been resolved: net: wan/fsl_ucc_hdlc: Fix dma_free_coherent() in uhdlc_memclean() The priv->rx_buffer and priv->tx_buffer are alloc'd together as contiguous buffers in uhdlc_init() but freed as two buffers in uhdlc_memclean(). Change the cleanup to only call dma_free_coherent() once on the whole buffer.

Affected (7)

Products: Linux: Linux Kernel

Linux

1 product

Linux Kernel

Configuration A

7 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	From 4.8 to 5.10.252
Linux Linux Kernel	From 5.11 to 5.15.202
Linux Linux Kernel	From 5.16 to 6.1.165
Linux Linux Kernel	From 6.13 to 6.18.16
Linux Linux Kernel	From 6.19 to 6.19.6
Linux Linux Kernel	From 6.2 to 6.6.128
Linux Linux Kernel	From 6.7 to 6.12.75