Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.18.3, < 5.18.18 |
References
- https://git.kernel.org/stable/c/4178bfa3fc9de556dfe248a6eabe29280f0ffda5Patch
- https://git.kernel.org/stable/c/5185c319e8ea67657e0d3edd520a7276516c506aPatch
- https://git.kernel.org/stable/c/6ae6abe240306f878557d6eadd950a2e2561f59fPatch
- https://git.kernel.org/stable/c/81e878887ff82a7dd42f22951391069a5d520627Patch
FAQ
What is CVE-2022-50130?
CVE-2022-50130 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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() befor...
How severe is CVE-2022-50130?
CVE-2022-50130 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-50130?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.