High 8.8Published May 6, 2026

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

Updated under an hour ago (Oct 27, 2026, 5:10 PM ET)

Does this affect you?

It affects Linux and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Linux

Exploited in the last 30 days

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: 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Analyzed
Record last updated: Aug 5, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	6af55ff52b02d492d45db88df3e461fa51a6f753 builds before 0f589ee54fd6d76d3f75e745f7f12c64cbd749e5; from 6af55ff52b02d492d45db88df3e461fa51a6f753 before accd0599bc8e73b962247c6c6c70ca7aa1f8e8d0; from 6af55ff52b02d492d45db88df3e461fa51a6f753 before 8320727be7ff704e07c87624efc2a4a75f54b3ce; 6af55ff52b02d492d45db88df3e461fa51a6f753 builds before 1e300c33ef3cc544c2b9c693778fe9490cfe9184; 6af55ff52b02d492d45db88df3e461fa51a6f753 builds before 1b1371cd4032ae859838ebc74215f569987bb197; 6af55ff52b02d492d45db88df3e461fa51a6f753 builds before 1b1d3c5d58a80a19d017a409aa2308162bab5bbf; from 6af55ff52b02d492d45db88df3e461fa51a6f753 before 7e54ff938bebb173822b4c38b33fc164c1cabf92; from 6af55ff52b02d492d45db88df3e461fa51a6f753 before ffe68c3766997d82e9ccaf1cdbd47eba269c4aa2	CNA record
linux linux_kernel linux:linux_kernel	from 3.15.1 before 5.10.252; from 5.11 before 5.15.202; from 5.16 before 6.1.165; from 6.2 before 6.6.128; from 6.7 before 6.12.75; from 6.13 before 6.18.16; from 6.19 before 6.19.6; 3.15; and 2 more ranges	NVD

References

References

https://git.kernel.org/stable/c/0f589ee54fd6d76d3f75e745f7f12c64cbd749e5	patch
https://git.kernel.org/stable/c/accd0599bc8e73b962247c6c6c70ca7aa1f8e8d0	patch
https://git.kernel.org/stable/c/8320727be7ff704e07c87624efc2a4a75f54b3ce	patch
https://git.kernel.org/stable/c/1e300c33ef3cc544c2b9c693778fe9490cfe9184	patch
https://git.kernel.org/stable/c/1b1371cd4032ae859838ebc74215f569987bb197	patch
https://git.kernel.org/stable/c/1b1d3c5d58a80a19d017a409aa2308162bab5bbf	patch
https://git.kernel.org/stable/c/7e54ff938bebb173822b4c38b33fc164c1cabf92	patch
https://git.kernel.org/stable/c/ffe68c3766997d82e9ccaf1cdbd47eba269c4aa2	patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.