{"id":"CVE-2024-39292","title":"In the Linux kernel, the following vulnerability has been resolved:\n\num: Add winch to winch_handlers before registering winch IRQ\n\nRegistering a winch IRQ is racy, an interrupt may occur before the winch is\nadded to the winch_handlers li…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\num: Add winch to winch_handlers before registering winch IRQ\n\nRegistering a winch IRQ is racy, an interrupt may occur before the winch is\nadded to the winch_handlers li…","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-415"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel < 2.6.23","linux_kernel >= 4.19, < 4.19.316","linux_kernel >= 5.4, < 5.4.278","linux_kernel >= 5.10, < 5.10.219","linux_kernel >= 5.15, < 5.15.161","linux_kernel >= 6.1, < 6.1.93","linux_kernel >= 6.6, < 6.6.33","linux_kernel >= 6.9, < 6.9.4","linux_kernel = 6.10.0"],"patched":["linux_kernel 6.9.4"],"published":"2024-06-24","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:18:33.143","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-39292","references":[{"url":"https://git.kernel.org/stable/c/0c02d425a2fbe52643a5859a779db0329e7dddd4","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/31960d991e43c8d6dc07245f19fc13398e90ead2","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/351d1a64544944b44732f6a64ed65573b00b9e14","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/434a06c38ee1217a8baa0dd7c37cc85d50138fb0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/66ea9a7c6824821476914bed21a476cd20094f33","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/73b8e21f76c7dda4905655d2e2c17dc5a73b87f1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a0fbbd36c156b9f7b2276871d499c9943dfe5101","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/dc1ff95602ee908fcd7d8acee7a0dadb61b1a0c0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/0c02d425a2fbe52643a5859a779db0329e7dddd4","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/31960d991e43c8d6dc07245f19fc13398e90ead2","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/351d1a64544944b44732f6a64ed65573b00b9e14","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/434a06c38ee1217a8baa0dd7c37cc85d50138fb0","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/66ea9a7c6824821476914bed21a476cd20094f33","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/73b8e21f76c7dda4905655d2e2c17dc5a73b87f1","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/a0fbbd36c156b9f7b2276871d499c9943dfe5101","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/dc1ff95602ee908fcd7d8acee7a0dadb61b1a0c0","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-613116.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00247,"epssPercentile":0.15959,"ingestedAt":"2026-10-15T03:30:12.715Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-06-24T15:15:10.639136Z"},"slug":"CVE-2024-39292","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\num: Add winch to winch_handlers before registering winch IRQ\n\nRegistering a winch IRQ is racy, an interrupt may occur before the winch is\nadded to the winch_handlers list.\n\nIf that happens, register_winch_irq() adds to that list a winch that is\nscheduled to be (or has already been) freed, causing a panic later in\nwinch_cleanup().\n\nAvoid the race by adding the winch to the winch_handlers list before\nregistering the IRQ, and rolling back if um_request_irq() fails.\n\n## Affected\n\n- `linux_kernel < 2.6.23`\n- `linux_kernel >= 4.19, < 4.19.316`\n- `linux_kernel >= 5.4, < 5.4.278`\n- `linux_kernel >= 5.10, < 5.10.219`\n- `linux_kernel >= 5.15, < 5.15.161`\n- `linux_kernel >= 6.1, < 6.1.93`\n- `linux_kernel >= 6.6, < 6.6.33`\n- `linux_kernel >= 6.9, < 6.9.4`\n- `linux_kernel = 6.10.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.9.4`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}