{"id":"CVE-2022-50130","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-50130","generatedAt":"2026-10-27T17:45:29.933Z","title":"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.","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: fbtft: core: set smem_len before fb_deferred_io_init call\n\nThe fbtft_framebuffer_alloc() calls fb_deferred_io_init() before\ninitializing info->fix.smem_len.  It is set to zero by the\nframebuffer_alloc() function.  It will trigger a WARN_ON() at the\nstart of fb_deferred_io_init() and the function will not do anything.","published":"2025-06-18T11:15:43.000Z","lastModified":"2026-06-17T05:22:49.000Z","status":"Analyzed","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":[],"affected":["linux/linux kernel"],"epss":{"score":0.00193,"percentile":0.0888,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.19%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/4178bfa3fc9de556dfe248a6eabe29280f0ffda5","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5185c319e8ea67657e0d3edd520a7276516c506a","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6ae6abe240306f878557d6eadd950a2e2561f59f","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/81e878887ff82a7dd42f22951391069a5d520627","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-50130","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}