CVE-2026-43149
Gravedad:
Pendiente de análisis
Tipo:
No Disponible / Otro tipo
Fecha de publicación:
06/05/2026
Última modificación:
06/05/2026
Descripción
*** Pendiente de traducción *** In the Linux kernel, the following vulnerability has been resolved:<br />
<br />
net: wan/fsl_ucc_hdlc: Fix dma_free_coherent() in uhdlc_memclean()<br />
<br />
The priv->rx_buffer and priv->tx_buffer are alloc&#39;d together as<br />
contiguous buffers in uhdlc_init() but freed as two buffers in<br />
uhdlc_memclean().<br />
<br />
Change the cleanup to only call dma_free_coherent() once on the whole<br />
buffer.
Impacto
Referencias a soluciones, herramientas e información
- https://git.kernel.org/stable/c/011ae5dd84dc9f05eb9b8e1adff44252ac776e7b
- https://git.kernel.org/stable/c/0f85a9655445e67bb0238cfc983d7c383b54938e
- https://git.kernel.org/stable/c/36bd7d5deef936c4e1e3cd341598140e5c14c1d3
- https://git.kernel.org/stable/c/6496fb830cbb741d831225cc4e7e5601c6e42970
- https://git.kernel.org/stable/c/84b932bc9899d43e5829e6cf088b72d73a922b2b
- https://git.kernel.org/stable/c/ba8d8429e5d6c36f9a654d2b96b9e043c43d92b4
- https://git.kernel.org/stable/c/d68994e37ac3b285692559776e0279a88a3b5f8d
- https://git.kernel.org/stable/c/d8a522085d09b30aba1016daf1dddac37c0f0285