CVE-2022-50130
staging: fbtft: core: set smem_len before fb_deferred_io_init call
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Jun 18, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
e79b2b2aadeffe1db54a6b569b9b621575c3eb07 < 4178bfa3fc9de556dfe248a6eabe29280f0ffda5 6a9ae2fe887042f76fd3d334349e64e8ab3c55a2 < 5185c319e8ea67657e0d3edd520a7276516c506a 856082f021a28221db2c32bd0531614a8382be67 < 6ae6abe240306f878557d6eadd950a2e2561f59f 856082f021a28221db2c32bd0531614a8382be67 < 81e878887ff82a7dd42f22951391069a5d520627
Linux / Linux
5.19
References
git.kernel.org: https://git.kernel.org/stable/c/4178bfa3fc9de556dfe248a6eabe29280f0ffda5 git.kernel.org: https://git.kernel.org/stable/c/5185c319e8ea67657e0d3edd520a7276516c506a git.kernel.org: https://git.kernel.org/stable/c/6ae6abe240306f878557d6eadd950a2e2561f59f git.kernel.org: https://git.kernel.org/stable/c/81e878887ff82a7dd42f22951391069a5d520627