{"id":"CVE-2022-41849","title":"drivers/video/fbdev/smscufx.c in the Linux kernel through 5.19.12 has a race condition and resultant use-after-free if a physically proximate attacker removes a USB device while calling open(), aka a race condition between ufx_ops_open a…","summary":"drivers/video/fbdev/smscufx.c in the Linux kernel through 5.19.12 has a race condition and resultant use-after-free if a physically proximate attacker removes a USB device while calling open(), aka a race condition between ufx_ops_open a…","severity":"medium","cvss":4.2,"cvssVector":"CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-362","CWE-416"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel <= 5.19.12","debian_linux = 10.0"],"published":"2022-09-30","updated":"2026-10-14","sourceUpdated":"2026-10-14T18:17:06.550","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-41849","references":[{"url":"https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5610bcfe8693c02e2e4c8b31427f1bdbdecc839c","label":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html","label":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html","label":"cve@mitre.org"},{"url":"https://lore.kernel.org/all/20220925133243.GA383897%40ubuntu/T/","label":"cve@mitre.org"},{"url":"https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5610bcfe8693c02e2e4c8b31427f1bdbdecc839c","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lore.kernel.org/all/20220925133243.GA383897%40ubuntu/T/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-794697.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00347,"epssPercentile":0.28083,"ingestedAt":"2026-10-14T18:47:39.274Z","slug":"CVE-2022-41849","body":"## Overview\n\ndrivers/video/fbdev/smscufx.c in the Linux kernel through 5.19.12 has a race condition and resultant use-after-free if a physically proximate attacker removes a USB device while calling open(), aka a race condition between ufx_ops_open and ufx_usb_disconnect.\n\n## Affected\n\n- `linux_kernel <= 5.19.12`\n- `debian_linux = 10.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":23,"depthScoreParts":{"impact":23.1,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}