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CVE-2026-31768

iio: adc: ti-adc161s626: use DMA-safe memory for spi_read() PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: iio: adc: ti-adc161s626: use DMA-safe memory for spi_read() Add a DMA-safe buffer and use it for spi_read() instead of a stack memory. All SPI buffers must be DMA-safe. Since we only need up to 3 bytes, we just use a u8[] instead of __be16 and __be32 and change the conversion functions appropriately.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 4d671b71beefbfc145b971a11e0c3cabde94b673 before b3bb8faeca1a2ef7be95ee8a512b639f9ffce947; affected 4d671b71beefbfc145b971a11e0c3cabde94b673 before fa64aab25aba47296aa8d12bb4c88ec3fecb2054; affected 4d671b71beefbfc145b971a11e0c3cabde94b673 before 67b3a91bdc48220bfb67155ab528121b9c822782; affected 4d671b71beefbfc145b971a11e0c3cabde94b673 before 014c6d27878d3883f7bb065610768fd021de1a96; affected 4d671b71beefbfc145b971a11e0c3cabde94b673 before d2d031b0786ea66ab0577c9d2d71435068d32199; affected 4d671b71beefbfc145b971a11e0c3cabde94b673 before 768461517a28d80fe81ea4d5d03a90cd184ea6ad
Linux / Linuxaffected 4.9; unaffected 0 before 4.9; unaffected 6.1.168 through 6.1.*; unaffected 6.6.134 through 6.6.*; unaffected 6.12.81 through 6.12.*; unaffected 6.18.22 through 6.18.*; unaffected 6.19.12 through 6.19.*; unaffected 7.0 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

siemens-SADP

No English description supplied.