CVE-2026-31768
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.
- Score
- CVSS 3.1 7.8 High
- Status
- Modified - 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- Published
- 2026-05-01
- Last modified
- 2026-10-15
Affected products
- Linux Kernel (Linux)
- Simatic S7-1500 Cpu 1518-4 Pndp Mfp (Siemens)
- Simatic S7-1500 Cpu 1518f-4 Pndp Mfp (Siemens)
- Siplus S7-1500 Cpu 1518-4 Pndp Mfp (Siemens)
References
- https://git.kernel.org/stable/c/b3bb8faeca1a2ef7be95ee8a512b639f9ffce947
- https://git.kernel.org/stable/c/fa64aab25aba47296aa8d12bb4c88ec3fecb2054
- https://git.kernel.org/stable/c/67b3a91bdc48220bfb67155ab528121b9c822782
- https://git.kernel.org/stable/c/014c6d27878d3883f7bb065610768fd021de1a96
- https://git.kernel.org/stable/c/d2d031b0786ea66ab0577c9d2d71435068d32199
- https://git.kernel.org/stable/c/768461517a28d80fe81ea4d5d03a90cd184ea6ad
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html
- https://cert-portal.siemens.com/productcert/html/ssa-457936.html
