{"id":"CVE-2024-42090","title":"In the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: fix deadlock in create_pinctrl() when handling -EPROBE_DEFER\n\nIn create_pinctrl(), pinctrl_maps_mutex is acquired before calling\nadd_setting()","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: fix deadlock in create_pinctrl() when handling -EPROBE_DEFER\n\nIn create_pinctrl(), pinctrl_maps_mutex is acquired before calling\nadd_setting(). If add_setting(…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-667"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 3.10, < 4.19.317","linux_kernel >= 4.20, < 5.4.279","linux_kernel >= 5.5, < 5.10.221","linux_kernel >= 5.11, < 5.15.162","linux_kernel >= 5.16, < 6.1.97","linux_kernel >= 6.2, < 6.6.37","linux_kernel >= 6.7, < 6.9.8"],"patched":["linux_kernel 6.9.8"],"published":"2024-07-29","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:18:42.747","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-42090","references":[{"url":"https://git.kernel.org/stable/c/01fe2f885f7813f8aed5d3704b384a97b1116a9e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/4038c57bf61631219b31f1bd6e92106ec7f084dc","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/420ce1261907e5dbeda1e4daffd5b6c76f8188c0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/48a7a7c9571c3e62f17012dd7f2063e926179ddd","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/adec57ff8e66aee632f3dd1f93787c13d112b7a1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b36efd2e3e22a329444b6b24fa48df6d20ae66e6","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b813e3fd102a959c5b208ed68afe27e0137a561b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e65a0dc2e85efb28e182aca50218e8a056d0ce04","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/01fe2f885f7813f8aed5d3704b384a97b1116a9e","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/4038c57bf61631219b31f1bd6e92106ec7f084dc","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/420ce1261907e5dbeda1e4daffd5b6c76f8188c0","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/48a7a7c9571c3e62f17012dd7f2063e926179ddd","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/adec57ff8e66aee632f3dd1f93787c13d112b7a1","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/b36efd2e3e22a329444b6b24fa48df6d20ae66e6","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/b813e3fd102a959c5b208ed68afe27e0137a561b","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/e65a0dc2e85efb28e182aca50218e8a056d0ce04","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":0.00187,"epssPercentile":0.0827,"ingestedAt":"2026-10-15T03:30:12.728Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-09-10T16:18:41.131591Z"},"slug":"CVE-2024-42090","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: fix deadlock in create_pinctrl() when handling -EPROBE_DEFER\n\nIn create_pinctrl(), pinctrl_maps_mutex is acquired before calling\nadd_setting(). If add_setting() returns -EPROBE_DEFER, create_pinctrl()\ncalls pinctrl_free(). However, pinctrl_free() attempts to acquire\npinctrl_maps_mutex, which is already held by create_pinctrl(), leading to\na potential deadlock.\n\nThis patch resolves the issue by releasing pinctrl_maps_mutex before\ncalling pinctrl_free(), preventing the deadlock.\n\nThis bug was discovered and resolved using Coverity Static Analysis\nSecurity Testing (SAST) by Synopsys, Inc.\n\n## Affected\n\n- `linux_kernel >= 3.10, < 4.19.317`\n- `linux_kernel >= 4.20, < 5.4.279`\n- `linux_kernel >= 5.5, < 5.10.221`\n- `linux_kernel >= 5.11, < 5.15.162`\n- `linux_kernel >= 5.16, < 6.1.97`\n- `linux_kernel >= 6.2, < 6.6.37`\n- `linux_kernel >= 6.7, < 6.9.8`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.9.8`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}