{"id":"CVE-2024-43830","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nleds: trigger: Unregister sysfs attributes before calling deactivate()\n\nTriggers which have trigger specific sysfs attributes typically store\nrelated data in trigger-da…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nleds: trigger: Unregister sysfs attributes before calling deactivate()\n\nTriggers which have trigger specific sysfs attributes typically store\nrelated data in trigger-da…","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 >= 4.19, < 4.19.320","linux_kernel >= 4.20, < 5.4.282","linux_kernel >= 5.5, < 5.10.224","linux_kernel >= 5.11, < 5.15.165","linux_kernel >= 5.16, < 6.1.103","linux_kernel >= 6.2, < 6.6.44","linux_kernel >= 6.7, < 6.10.3"],"patched":["linux_kernel 6.10.3"],"published":"2024-08-17","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:18:47.510","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-43830","references":[{"url":"https://git.kernel.org/stable/c/0788a6f3523d3686a9eed5ea1e6fcce6841277b2","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/09c1583f0e10c918855d6e7540a79461a353e5d6","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/3fb6a9d67cfd812a547ac73ec02e1077c26c640d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/734ba6437e80dfc780e9ee9d95f912392d12b5ea","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c0dc9adf9474ecb7106e60e5472577375aedaed3","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c3b7a650c8717aa89df318364609c86cbc040156","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/cb8aa9d2a4c8a15d6a43ccf901ef3d094aa60374","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d1415125b701ef13370e2761f691ec632a5eb93a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00251,"epssPercentile":0.15524,"ingestedAt":"2026-10-15T03:30:12.735Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-09-10T16:08:31.513833Z"},"slug":"CVE-2024-43830","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nleds: trigger: Unregister sysfs attributes before calling deactivate()\n\nTriggers which have trigger specific sysfs attributes typically store\nrelated data in trigger-data allocated by the activate() callback and\nfreed by the deactivate() callback.\n\nCalling device_remove_groups() after calling deactivate() leaves a window\nwhere the sysfs attributes show/store functions could be called after\ndeactivation and then operate on the just freed trigger-data.\n\nMove the device_remove_groups() call to before deactivate() to close\nthis race window.\n\nThis also makes the deactivation path properly do things in reverse order\nof the activation path which calls the activate() callback before calling\ndevice_add_groups().\n\n## Affected\n\n- `linux_kernel >= 4.19, < 4.19.320`\n- `linux_kernel >= 4.20, < 5.4.282`\n- `linux_kernel >= 5.5, < 5.10.224`\n- `linux_kernel >= 5.11, < 5.15.165`\n- `linux_kernel >= 5.16, < 6.1.103`\n- `linux_kernel >= 6.2, < 6.6.44`\n- `linux_kernel >= 6.7, < 6.10.3`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.10.3`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}