HarborGuard / CVE
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HIGHCVE-2026-43283Published Modified CNA Linux

CVE-2026-43283: net: ethernet: ec_bhf: Fix dma_free_coherent() dma handle

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.

Metrics

CVSS v3.1
8.8
Severity
HIGH
Fixed in
0
Affected Products
2

Fix available

00f589ee54fd6d76d3f75e745f7f12c64cbd749e51b1371cd4032ae859838ebc74215f569987bb1971b1d3c5d58a80a19d017a409aa2308162bab5bbf1e300c33ef3cc544c2b9c693778fe9490cfe91845.10.2525.15.2026.1.1656.6.1286.12.756.18.166.19.67.07e54ff938bebb173822b4c38b33fc164c1cabf928320727be7ff704e07c87624efc2a4a75f54b3ceaccd0599bc8e73b962247c6c6c70ca7aa1f8e8d0ffe68c3766997d82e9ccaf1cdbd47eba269c4aa2
Affected packages
  • Linux / Linux
    < 0f589ee54fd6d76d3f75e745f7f12c64cbd749e5 (from 6af55ff52b02d492d45db88df3e461fa51a6f753) · < accd0599bc8e73b962247c6c6c70ca7aa1f8e8d0 (from 6af55ff52b02d492d45db88df3e461fa51a6f753) · < 8320727be7ff704e07c87624efc2a4a75f54b3ce (from 6af55ff52b02d492d45db88df3e461fa51a6f753) · < 1e300c33ef3cc544c2b9c693778fe9490cfe9184 (from 6af55ff52b02d492d45db88df3e461fa51a6f753) · < 1b1371cd4032ae859838ebc74215f569987bb197 (from 6af55ff52b02d492d45db88df3e461fa51a6f753) · < 1b1d3c5d58a80a19d017a409aa2308162bab5bbf (from 6af55ff52b02d492d45db88df3e461fa51a6f753)
  • Linux / Linux
    3.15
    Fixed in 0, 5.10.252, 5.15.202, 6.1.165, 6.6.128, 6.12.75, 6.18.16, 6.19.6, 7.0
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
References