In the Linux kernel, the following vulnerability has been resolved: spi: atcspi200: fix use-after-free when driver unbind DMA resource is… (CVE-2026-74415)
A use-after-free vulnerability in the Linux kernel's spi: atcspi200 driver was resolved. The issue occurs because the DMA resource is initialized after SPI controller registration, leading to a use-after-free condition when the driver unbinds and the DMA is torn down while the controller remains active.
AI Analysis
Technical Summary
The Linux kernel spi: atcspi200 driver had a use-after-free vulnerability triggered during driver unbinding. Specifically, the DMA resource is initialized after the SPI controller registration, so when the driver unbinds, tearing down the DMA while the controller is still active can cause a use-after-free condition. This vulnerability has been resolved in the Linux kernel.
Potential Impact
This vulnerability could lead to memory corruption due to use-after-free, potentially causing system instability or crashes. No specific exploit or active exploitation is reported.
Mitigation Recommendations
A fix has been applied to the Linux kernel to resolve this use-after-free vulnerability in the spi: atcspi200 driver. Users should update to the fixed kernel version once available. Patch status is not explicitly confirmed in the provided data; check the vendor advisory or Linux kernel release notes for the exact fixed version and apply updates accordingly.
In the Linux kernel, the following vulnerability has been resolved: spi: atcspi200: fix use-after-free when driver unbind DMA resource is… (CVE-2026-74415)
Description
A use-after-free vulnerability in the Linux kernel's spi: atcspi200 driver was resolved. The issue occurs because the DMA resource is initialized after SPI controller registration, leading to a use-after-free condition when the driver unbinds and the DMA is torn down while the controller remains active.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Linux kernel spi: atcspi200 driver had a use-after-free vulnerability triggered during driver unbinding. Specifically, the DMA resource is initialized after the SPI controller registration, so when the driver unbinds, tearing down the DMA while the controller is still active can cause a use-after-free condition. This vulnerability has been resolved in the Linux kernel.
Potential Impact
This vulnerability could lead to memory corruption due to use-after-free, potentially causing system instability or crashes. No specific exploit or active exploitation is reported.
Mitigation Recommendations
A fix has been applied to the Linux kernel to resolve this use-after-free vulnerability in the spi: atcspi200 driver. Users should update to the fixed kernel version once available. Patch status is not explicitly confirmed in the provided data; check the vendor advisory or Linux kernel release notes for the exact fixed version and apply updates accordingly.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-wwmp-gq7p-m4r3
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-74415"]
- Ecosystems
- []
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a808b67bf8831d5394f4d6b
Added to database: 08/15/2026, 15:53:11 UTC
Last enriched: 08/15/2026, 15:56:28 UTC
Last updated: 08/15/2026, 15:56:28 UTC
Views: 1
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