Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.15.1, < 5.10.252 |
References
- https://git.kernel.org/stable/c/0f589ee54fd6d76d3f75e745f7f12c64cbd749e5Patch
- https://git.kernel.org/stable/c/1b1371cd4032ae859838ebc74215f569987bb197Patch
- https://git.kernel.org/stable/c/1b1d3c5d58a80a19d017a409aa2308162bab5bbfPatch
- https://git.kernel.org/stable/c/1e300c33ef3cc544c2b9c693778fe9490cfe9184Patch
- https://git.kernel.org/stable/c/7e54ff938bebb173822b4c38b33fc164c1cabf92Patch
- https://git.kernel.org/stable/c/8320727be7ff704e07c87624efc2a4a75f54b3cePatch
- https://git.kernel.org/stable/c/accd0599bc8e73b962247c6c6c70ca7aa1f8e8d0Patch
- https://git.kernel.org/stable/c/ffe68c3766997d82e9ccaf1cdbd47eba269c4aa2Patch
FAQ
What is CVE-2026-43283?
CVE-2026-43283 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 dm...
How severe is CVE-2026-43283?
CVE-2026-43283 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-43283?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.