{"id":"CVE-2026-43111","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nHID: roccat: fix use-after-free in roccat_report_event\n\nroccat_report_event() iterates over the device->readers list without\nholding the readers_lock","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nHID: roccat: fix use-after-free in roccat_report_event\n\nroccat_report_event() iterates over the device->readers list without\nholding the readers_lock. This allows a con…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-416"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 2.6.35, < 6.6.136","linux_kernel >= 6.7, < 6.12.83","linux_kernel >= 6.13, < 6.18.24","linux_kernel >= 6.19, < 6.19.14","linux_kernel = 7.0"],"patched":["linux_kernel 6.19.14"],"published":"2026-05-06","updated":"2026-10-15","sourceUpdated":"2026-10-15T02:19:31.267","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-43111","references":[{"url":"https://git.kernel.org/stable/c/181ea51ab0f6370842c5b49cfb86824253a1189e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/20dca865460f7943cf70afca274b60dac371f546","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/36bb2d0b915014bbdc5044982b31b57b78045b93","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/441689e3103694caa3e2d62b7d57c7bccefa5e37","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/bca0b595e15450dd66b1153c76c4ef1087ee011b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d802d848308b35220f21a8025352f0c0aba15c12","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e16a6d11bd77b81632165f02cf0d5946df74b3b7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e6a445513fbc6a0329d2d5ff375b6725750ec5a6","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-784472.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00171,"epssPercentile":0.06035,"ingestedAt":"2026-10-15T03:30:12.873Z","slug":"CVE-2026-43111","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nHID: roccat: fix use-after-free in roccat_report_event\n\nroccat_report_event() iterates over the device->readers list without\nholding the readers_lock. This allows a concurrent roccat_release() to\nremove and free a reader while it's still being accessed, leading to a\nuse-after-free.\n\nProtect the readers list traversal with the readers_lock mutex.\n\n## Affected\n\n- `linux_kernel >= 2.6.35, < 6.6.136`\n- `linux_kernel >= 6.7, < 6.12.83`\n- `linux_kernel >= 6.13, < 6.18.24`\n- `linux_kernel >= 6.19, < 6.19.14`\n- `linux_kernel = 7.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.19.14`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}