Medium 5.5Published May 27, 2026

CVE-2026-46077crypto: atmel-tdes - fix DMA sync direction

Updated under an hour ago (Oct 26, 2026, 7:50 PM ET)

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Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: crypto: atmel-tdes - fix DMA sync direction Before DMA output is consumed by the CPU, ->dma_addr_out must be synced with dma_sync_single_for_cpu() instead of dma_sync_single_for_device(). Using the wrong direction can return stale cache data on non-coherent platforms.

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/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: Undergoing Analysis
Record last updated: Jun 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 13802005d8f2db244ec1f5d7f6923de8f7a463db before ce3224678acb8c0b3473daa7d7dbffc998c6951a; from 13802005d8f2db244ec1f5d7f6923de8f7a463db before b9b28f3881dd514e74f98ae04e79a635022a4804; from 13802005d8f2db244ec1f5d7f6923de8f7a463db before c0f3002c02a3a83250e25582ffbe8df7eb78a8bd; 13802005d8f2db244ec1f5d7f6923de8f7a463db builds before 5281e6e2302362f6b75b70cbfe4098d2a25dafd9; 13802005d8f2db244ec1f5d7f6923de8f7a463db builds before 12a0adfe498cd5d87e6365d7ca5f6b3eed79e523; 13802005d8f2db244ec1f5d7f6923de8f7a463db builds before 863d11b3927703ad95077c81a8a6489c5c7872f7; from 13802005d8f2db244ec1f5d7f6923de8f7a463db before b5f5df801d161ba244f391519cbff2f4e5c6edc2; from 13802005d8f2db244ec1f5d7f6923de8f7a463db before c8a9a647532f5c2a04180352693215e24e9dba03	CNA record
linux linux_kernel linux:linux_kernel	from 3.6 before 5.10.258; from 5.11 before 5.15.209; from 5.16 before 6.1.175; from 6.2 before 6.6.140; from 6.7 before 6.12.86; from 6.13 before 6.18.27; from 6.19 before 7.0.4	NVD

References

References

https://git.kernel.org/stable/c/ce3224678acb8c0b3473daa7d7dbffc998c6951a	patch
https://git.kernel.org/stable/c/b9b28f3881dd514e74f98ae04e79a635022a4804	patch
https://git.kernel.org/stable/c/c0f3002c02a3a83250e25582ffbe8df7eb78a8bd	patch
https://git.kernel.org/stable/c/5281e6e2302362f6b75b70cbfe4098d2a25dafd9	patch
https://git.kernel.org/stable/c/12a0adfe498cd5d87e6365d7ca5f6b3eed79e523	patch
https://git.kernel.org/stable/c/863d11b3927703ad95077c81a8a6489c5c7872f7	patch
https://git.kernel.org/stable/c/b5f5df801d161ba244f391519cbff2f4e5c6edc2	patch
https://git.kernel.org/stable/c/c8a9a647532f5c2a04180352693215e24e9dba03	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.