{"id":"CVE-2024-47747","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition\n\nIn the ether3_probe function, a timer is initialized with a callback\nfunction ether3…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition\n\nIn the ether3_probe function, a timer is initialized with a callback\nfunction ether3…","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-416"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 4.15, < 5.10.227","linux_kernel >= 5.11, < 5.15.168","linux_kernel >= 5.16, < 6.1.113","linux_kernel >= 6.2, < 6.6.54","linux_kernel >= 6.7, < 6.10.13","linux_kernel >= 6.11, < 6.11.2"],"patched":["linux_kernel 6.11.2"],"published":"2024-10-21","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:18:58.027","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-47747","references":[{"url":"https://git.kernel.org/stable/c/1c57d61a43293252ad732007c7070fdb112545fd","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/25d559ed2beec9b34045886100dac46d1ad92eba","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/338a0582b28e69460df03af50e938b86b4206353","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/516dbc6d16637430808c39568cbb6b841d32b55b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/77a77331cef0a219b8dd91361435eeef04cb741c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/822c7bb1f6f8b0331e8d1927151faf8db3b33afd","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b5109b60ee4fcb2f2bb24f589575e10cc5283ad4","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b5a84b6c772564c8359a9a0fbaeb2a2944aa1ee9","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d2abc379071881798d20e2ac1d332ad855ae22f3","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"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"}],"tags":["nvd","cve.org"],"epss":0.00227,"epssPercentile":0.1333,"ingestedAt":"2026-10-15T03:30:12.750Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-10-21T12:58:25.330423Z"},"slug":"CVE-2024-47747","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nnet: seeq: Fix use after free vulnerability in ether3 Driver Due to Race Condition\n\nIn the ether3_probe function, a timer is initialized with a callback\nfunction ether3_ledoff, bound to &prev(dev)->timer. Once the timer is\nstarted, there is a risk of a race condition if the module or device\nis removed, triggering the ether3_remove function to perform cleanup.\nThe sequence of operations that may lead to a UAF bug is as follows:\n\nCPU0                                    CPU1\n\n                      |  ether3_ledoff\nether3_remove         |\n  free_netdev(dev);   |\n  put_devic           |\n  kfree(dev);         |\n |  ether3_outw(priv(dev)->regs.config2 |= CFG2_CTRLO, REG_CONFIG2);\n                      | // use dev\n\nFix it by ensuring that the timer is canceled before proceeding with\nthe cleanup in ether3_remove.\n\n## Affected\n\n- `linux_kernel >= 4.15, < 5.10.227`\n- `linux_kernel >= 5.11, < 5.15.168`\n- `linux_kernel >= 5.16, < 6.1.113`\n- `linux_kernel >= 6.2, < 6.6.54`\n- `linux_kernel >= 6.7, < 6.10.13`\n- `linux_kernel >= 6.11, < 6.11.2`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.11.2`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}