{"id":"CVE-2026-64005","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/smc: Do not re-initialize smc hashtables\n\nINIT_HLIST_HEAD(&smc_v*_hashinfo.ht) are called after smc_nl_init(),\nproto_register() and sock_register()","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/smc: Do not re-initialize smc hashtables\n\nINIT_HLIST_HEAD(&smc_v*_hashinfo.ht) are called after smc_nl_init(),\nproto_register() and sock_register(). This can lead t…","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-667"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 4.11, < 5.10.259","linux_kernel >= 5.11, < 5.15.210","linux_kernel >= 5.16, < 6.1.176","linux_kernel >= 6.2, < 6.6.143","linux_kernel >= 6.7, < 6.12.93","linux_kernel >= 6.13, < 6.18.35","linux_kernel >= 6.19, < 7.0.12","linux_kernel = 7.1"],"patched":["linux_kernel 7.0.12"],"published":"2026-07-19","updated":"2026-10-13","sourceUpdated":"2026-10-13T14:28:20.347","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-64005","references":[{"url":"https://git.kernel.org/stable/c/0cc9d0ac22d02f1ba1884de5d6de9eaf8b45d82d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/2006605006e5a4a11d93e1ebdbbe95764d24276f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/55cba6b883b41e5922c00ba9d4e3262131f46f1b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5ec939367e700722ffbb1b7cacccbb1a3cf0ebd1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/64c96e497d5ada0b90e99bf58f893aa2b73dcfbc","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/9e4389b0038781f19f97895186ed941ff8ac1678","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/cdc79c05cc375f68ae87b0c74fdaac1a5c93155a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ed7a758313011885347b854e97cb95903ef3c3f7","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.00129,"epssPercentile":0.02246,"ingestedAt":"2026-10-13T14:29:01.772Z","slug":"CVE-2026-64005","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nnet/smc: Do not re-initialize smc hashtables\n\nINIT_HLIST_HEAD(&smc_v*_hashinfo.ht) are called after smc_nl_init(),\nproto_register() and sock_register(). This can lead to smc_v*_hashinfo.ht\nbeing reset even though hash entries already exist and are being used,\npossibly resulting in a corrupted list.\n\nRemove unnecessary and dangerous re-initialisation of smc_v*_hashinfo.ht in\nsmc_init(); it is implicitly initialised to zero anyhow. Add\nHLIST_HEAD_INIT to the definitions for clarity.\n\n## Affected\n\n- `linux_kernel >= 4.11, < 5.10.259`\n- `linux_kernel >= 5.11, < 5.15.210`\n- `linux_kernel >= 5.16, < 6.1.176`\n- `linux_kernel >= 6.2, < 6.6.143`\n- `linux_kernel >= 6.7, < 6.12.93`\n- `linux_kernel >= 6.13, < 6.18.35`\n- `linux_kernel >= 6.19, < 7.0.12`\n- `linux_kernel = 7.1`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 7.0.12`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}