{"id":"CVE-2024-39478","title":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: starfive - Do not free stack buffer\n\nRSA text data uses variable length buffer allocated in software stack.\nCalling kfree on it causes undefined behaviour in su…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: starfive - Do not free stack buffer\n\nRSA text data uses variable length buffer allocated in software stack.\nCalling kfree on it causes undefined behaviour in su…","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-770"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 6.9, < 6.9.5"],"patched":["linux_kernel 6.9.5"],"published":"2024-07-05","updated":"2026-09-02","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-39478","references":[{"url":"https://git.kernel.org/stable/c/5944de192663f272033501dcd322b008fca72006","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/bfd861dadd3a45de257b3d328bf49b64a6f9c5f1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d7f01649f4eaf1878472d3d3f480ae1e50d98f6c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5944de192663f272033501dcd322b008fca72006","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/stable/c/d7f01649f4eaf1878472d3d3f480ae1e50d98f6c","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.00222,"epssPercentile":0.13006,"ingestedAt":"2026-09-02T13:44:40.457Z","slug":"CVE-2024-39478","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: starfive - Do not free stack buffer\n\nRSA text data uses variable length buffer allocated in software stack.\nCalling kfree on it causes undefined behaviour in subsequent operations.\n\n## Affected\n\n- `linux_kernel >= 6.9, < 6.9.5`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.9.5`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}