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spi controller
About this tag
The spi controller tag on WindowsForum.com covers Linux kernel vulnerabilities and bugs found in SPI controller drivers, including the Samsung S3C64xx, Meson SPI, and other implementations. These issues typically involve NULL-pointer dereferences, double-put reference counting errors, or missing polling timeouts that can lead to system crashes, denial of service, or stability problems. While the vulnerabilities are Linux-specific, they are relevant to Windows administrators managing hybrid IT environments where Linux kernel maintenance and security are part of their responsibilities. The discussions emphasize the importance of lifecycle correctness and reference counting in kernel subsystems.
CVE-2026-46296 is a newly published Linux kernel vulnerability, received by NVD from kernel.org on June 8, 2026, that fixes a NULL-pointer dereference in the Samsung S3C64xx SPI controller driver during driver unbind. The bug is narrow, hardware-specific, and not yet scored by NVD, but it is...
CVE-2026-31489 is a classic Linux kernel lifetime bug with outsized operational meaning: a seemingly small double-put in the Meson SPI controller driver can still turn into a crash, a teardown failure, or a hard-to-debug stability problem when a system removes the device. The issue is simple on...
A timeout missing from a low-level SPI polling loop has a surprisingly large consequence: it lets an attacker or a buggy driver sequence force a sustained or persistent loss of availability in affected Linux systems, turning a small, technical omission into a practical denial‑of‑service that can...