Unrated severityNVD Advisory· Published Sep 3, 2026
CVE-2026-80743
CVE-2026-80743
Description
In the Linux kernel, the following vulnerability has been resolved:
ASoC: xilinx: formatter_pcm: pass aud_drv_data to irq handlers
The irq handlers take a struct device pointer and call dev_get_drvdata() to obtain the driver data. However, the driver data is only set at the end of probe, after devm_request_irq(), so an interrupt taken in between causes the handlers to pass a NULL pointer to readl() and crash.
Pass the private data directly as the devm_request_irq() argument instead of the device pointer, matching what the handlers expect.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/09e4c486348e176c083f8bee9169ae8f408cf8d1nvd
- git.kernel.org/stable/c/0d58a70b6dc7b65772e3ef7c43beb91882cf9ed5nvd
- git.kernel.org/stable/c/721cfeb0b9572084435695ae535411b921d1ea68nvd
- git.kernel.org/stable/c/7d857aec162fb02d10ce326aecc1ac7509c31f43nvd
- git.kernel.org/stable/c/a85315f2eb06adc5597a7103e1910fc7d0d35ffdnvd
- git.kernel.org/stable/c/b4ef887bee4d3c177adac5d1eab8b2de31b08ac3nvd
- git.kernel.org/stable/c/f12afefb7b01f94d6d66d397f323a9914edbf70envd
- git.kernel.org/stable/c/f51a540b14eecb8667bbe450192318271b87631envd
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