CVE-2026-43283

Description

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: ec_bhf: Fix dma_free_coherent() dma handle dma_free_coherent() in error path takes priv->rx_buf.alloc_len as the dma handle. This would lead to improper unmapping of the buffer. Change the dma handle to priv->rx_buf.alloc_phys.

References

• https://git.kernel.org/stable/c/0f589ee54fd6d76d3f75e745f7f12c64cbd749e5
• https://git.kernel.org/stable/c/1b1371cd4032ae859838ebc74215f569987bb197
• https://git.kernel.org/stable/c/1b1d3c5d58a80a19d017a409aa2308162bab5bbf
• https://git.kernel.org/stable/c/1e300c33ef3cc544c2b9c693778fe9490cfe9184
• https://git.kernel.org/stable/c/7e54ff938bebb173822b4c38b33fc164c1cabf92