Medium severity5.5NVD Advisory· Published May 6, 2026· Updated Jun 17, 2026
CVE-2026-43149
CVE-2026-43149
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/011ae5dd84dc9f05eb9b8e1adff44252ac776e7bnvdPatch
- git.kernel.org/stable/c/0f85a9655445e67bb0238cfc983d7c383b54938envdPatch
- git.kernel.org/stable/c/36bd7d5deef936c4e1e3cd341598140e5c14c1d3nvdPatch
- git.kernel.org/stable/c/6496fb830cbb741d831225cc4e7e5601c6e42970nvdPatch
- git.kernel.org/stable/c/84b932bc9899d43e5829e6cf088b72d73a922b2bnvdPatch
- git.kernel.org/stable/c/ba8d8429e5d6c36f9a654d2b96b9e043c43d92b4nvdPatch
- git.kernel.org/stable/c/d68994e37ac3b285692559776e0279a88a3b5f8dnvdPatch
- git.kernel.org/stable/c/d8a522085d09b30aba1016daf1dddac37c0f0285nvdPatch
News mentions
0No linked articles in our index yet.