{"id":"CVE-2024-42093","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/dpaa2: Avoid explicit cpumask var allocation on stack\n\nFor CONFIG_CPUMASK_OFFSTACK=y kernel, explicit allocation of cpumask\nvariable on stack is not recommended sin…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/dpaa2: Avoid explicit cpumask var allocation on stack\n\nFor CONFIG_CPUMASK_OFFSTACK=y kernel, explicit allocation of cpumask\nvariable on stack is not recommended sin…","severity":"high","cvss":7.3,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H","cwe":["CWE-787"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel < 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":"2026-10-15T01:18:42.940","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-42093","references":[{"url":"https://git.kernel.org/stable/c/48147337d7efdea6ad6e49f5b8eb894b95868ef0","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5e4f25091e6d06e99a23f724c839a58a8776a527","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/69f49527aea12c23b78fb3d0a421950bf44fb4e2","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/763896ab62a672d728f5eb10ac90d98c607a8509","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a55afc0f5f20ba30970aaf7271929dc00eee5e7d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b2262b3be27cee334a2fa175ae3afb53f38fb0b1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d33fe1714a44ff540629b149d8fab4ac6967585c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/48147337d7efdea6ad6e49f5b8eb894b95868ef0","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/5e4f25091e6d06e99a23f724c839a58a8776a527","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/69f49527aea12c23b78fb3d0a421950bf44fb4e2","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/763896ab62a672d728f5eb10ac90d98c607a8509","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/a55afc0f5f20ba30970aaf7271929dc00eee5e7d","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/b2262b3be27cee334a2fa175ae3afb53f38fb0b1","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/d33fe1714a44ff540629b149d8fab4ac6967585c","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"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-355557.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":0.00229,"epssPercentile":0.13617,"ingestedAt":"2026-10-15T03:30:12.728Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-09-10T16:18:31.047930Z"},"slug":"CVE-2024-42093","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nnet/dpaa2: Avoid explicit cpumask var allocation on stack\n\nFor CONFIG_CPUMASK_OFFSTACK=y kernel, explicit allocation of cpumask\nvariable on stack is not recommended since it can cause potential stack\noverflow.\n\nInstead, kernel code should always use *cpumask_var API(s) to allocate\ncpumask var in config-neutral way, leaving allocation strategy to\nCONFIG_CPUMASK_OFFSTACK.\n\nUse *cpumask_var API(s) to address it.\n\n## Affected\n\n- `linux_kernel < 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":"twilight","depthScore":40,"depthScoreParts":{"impact":40.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}