CVE-2026-43149
net: wan/fsl_ucc_hdlc: Fix dma_free_coherent() in uhdlc_memclean()
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | May 6, 2026 |
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Affected Versions
Linux / Linux
c19b6d246a35627c3a69b2fa6bdece212b48214b < 6496fb830cbb741d831225cc4e7e5601c6e42970 c19b6d246a35627c3a69b2fa6bdece212b48214b < ba8d8429e5d6c36f9a654d2b96b9e043c43d92b4 c19b6d246a35627c3a69b2fa6bdece212b48214b < 011ae5dd84dc9f05eb9b8e1adff44252ac776e7b c19b6d246a35627c3a69b2fa6bdece212b48214b < 0f85a9655445e67bb0238cfc983d7c383b54938e c19b6d246a35627c3a69b2fa6bdece212b48214b < 84b932bc9899d43e5829e6cf088b72d73a922b2b c19b6d246a35627c3a69b2fa6bdece212b48214b < d8a522085d09b30aba1016daf1dddac37c0f0285 c19b6d246a35627c3a69b2fa6bdece212b48214b < d68994e37ac3b285692559776e0279a88a3b5f8d c19b6d246a35627c3a69b2fa6bdece212b48214b < 36bd7d5deef936c4e1e3cd341598140e5c14c1d3
Linux / Linux
4.8
References
git.kernel.org: https://git.kernel.org/stable/c/6496fb830cbb741d831225cc4e7e5601c6e42970 git.kernel.org: https://git.kernel.org/stable/c/ba8d8429e5d6c36f9a654d2b96b9e043c43d92b4 git.kernel.org: https://git.kernel.org/stable/c/011ae5dd84dc9f05eb9b8e1adff44252ac776e7b git.kernel.org: https://git.kernel.org/stable/c/0f85a9655445e67bb0238cfc983d7c383b54938e git.kernel.org: https://git.kernel.org/stable/c/84b932bc9899d43e5829e6cf088b72d73a922b2b git.kernel.org: https://git.kernel.org/stable/c/d8a522085d09b30aba1016daf1dddac37c0f0285 git.kernel.org: https://git.kernel.org/stable/c/d68994e37ac3b285692559776e0279a88a3b5f8d git.kernel.org: https://git.kernel.org/stable/c/36bd7d5deef936c4e1e3cd341598140e5c14c1d3