CVE-2022-50130
staging: fbtft: core: set smem_len before fb_deferred_io_init call
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staging: fbtft: core: set smem_len before fb_deferred_io_init call
In the Linux kernel, the following vulnerability has been resolved: staging: fbtft: core: set smem_len before fb_deferred_io_init call The fbtft_framebuffer_alloc() calls fb_deferred_io_init() before initializing info->fix.smem_len. It is set to zero by the framebuffer_alloc() function. It will trigger a WARN_ON() at the start of fb_deferred_io_init() and the function will not do anything.
Reserved 2025-06-18 | Published 2025-06-18 | Updated 2025-06-18 | Assigner Linuxgit.kernel.org/...c/4178bfa3fc9de556dfe248a6eabe29280f0ffda5
git.kernel.org/...c/5185c319e8ea67657e0d3edd520a7276516c506a
git.kernel.org/...c/6ae6abe240306f878557d6eadd950a2e2561f59f
git.kernel.org/...c/81e878887ff82a7dd42f22951391069a5d520627
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