{"id":"CVE-2024-36940","title":"In the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: core: delete incorrect free in pinctrl_enable()\n\nThe \"pctldev\" struct is allocated in devm_pinctrl_register_and_init().\nIt's a devm_ managed pointer that is fr…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: core: delete incorrect free in pinctrl_enable()\n\nThe \"pctldev\" struct is allocated in devm_pinctrl_register_and_init().\nIt's a devm_ managed pointer that is fr…","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 >= 4.11, < 4.19.314","linux_kernel >= 4.20, < 5.4.276","linux_kernel >= 5.5, < 5.10.217","linux_kernel >= 5.11, < 5.15.159","linux_kernel >= 5.16, < 6.1.91","linux_kernel >= 6.2, < 6.6.31","linux_kernel >= 6.7, < 6.8.10","linux_kernel = 6.9","debian_linux = 10.0"],"patched":["linux_kernel 6.8.10"],"published":"2024-05-30","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:18:26.347","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-36940","references":[{"url":"https://git.kernel.org/stable/c/288bc4aa75f150d6f1ee82dd43c6da1b438b6068","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/41f88ef8ba387a12f4a2b8c400b6c9e8e54b2cca","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5038a66dad0199de60e5671603ea6623eb9e5c79","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/558c8039fdf596a584a92c171cbf3298919c448c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/735f4c6b6771eafe336404c157ca683ad72a040d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ac7d65795827dc0cf7662384ed27caf4066bd72e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/cdaa171473d98962ae86f2a663d398fda2fbeefd","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/f9f1e321d53e4c5b666b66e5b43da29841fb55ba","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/288bc4aa75f150d6f1ee82dd43c6da1b438b6068","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/41f88ef8ba387a12f4a2b8c400b6c9e8e54b2cca","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/5038a66dad0199de60e5671603ea6623eb9e5c79","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/558c8039fdf596a584a92c171cbf3298919c448c","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/735f4c6b6771eafe336404c157ca683ad72a040d","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/ac7d65795827dc0cf7662384ed27caf4066bd72e","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/cdaa171473d98962ae86f2a663d398fda2fbeefd","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/f9f1e321d53e4c5b666b66e5b43da29841fb55ba","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2024/06/msg00019.html","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-265688.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":"2026-10-15T03:30:12.703Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-06-05T14:25:26.979822Z"},"slug":"CVE-2024-36940","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: core: delete incorrect free in pinctrl_enable()\n\nThe \"pctldev\" struct is allocated in devm_pinctrl_register_and_init().\nIt's a devm_ managed pointer that is freed by devm_pinctrl_dev_release(),\nso freeing it in pinctrl_enable() will lead to a double free.\n\nThe devm_pinctrl_dev_release() function frees the pindescs and destroys\nthe mutex as well.\n\n## Affected\n\n- `linux_kernel >= 4.11, < 4.19.314`\n- `linux_kernel >= 4.20, < 5.4.276`\n- `linux_kernel >= 5.5, < 5.10.217`\n- `linux_kernel >= 5.11, < 5.15.159`\n- `linux_kernel >= 5.16, < 6.1.91`\n- `linux_kernel >= 6.2, < 6.6.31`\n- `linux_kernel >= 6.7, < 6.8.10`\n- `linux_kernel = 6.9`\n- `debian_linux = 10.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.8.10`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}