{"id":"CVE-2026-74467","title":"s390/qeth: Check CAP_NET_ADMIN for private ioctls","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/qeth: Check CAP_NET_ADMIN for private ioctls\n\nGate the SIOCDEVPRIVATE ioctl commands SIOC_QETH_ADP_SET_SNMP_CONTROL,\nSIOC_QETH_GET_CARD_TYPE and SIOC_QETH_QUERY_OA…","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","cvssSource":"cna","vendor":"Linux","product":"Linux","affected":["Linux >= 18787eeebd7129ecf4960876d24f349682207783 < 8fb69547924bbb3d7c900a0d7d137a7234db3f5f","Linux >= 18787eeebd7129ecf4960876d24f349682207783 < 3ea5210db058347481c93849786982f874f7be2d","Linux >= 18787eeebd7129ecf4960876d24f349682207783 < 4e48168825818bf4a13c743582227d15f1d30d04","Linux >= 18787eeebd7129ecf4960876d24f349682207783 < b40c74262f7e1e601221cebccdbdb2b392ff9976","Linux >= 18787eeebd7129ecf4960876d24f349682207783 < bd63c7879eaa87f1958f7ee027813356fcd9ff11","Linux >= 18787eeebd7129ecf4960876d24f349682207783 < 93a0a846ec59a88e0c402878a15357a5ce430eb4","Linux >= 18787eeebd7129ecf4960876d24f349682207783 < d211028bac1bd0fff0026bfa2a8328e5b78cd0e6","Linux 5.15"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-16T18:57:09.912471Z"},"published":"2026-08-15","updated":"2026-10-16","sourceUpdated":"2026-10-16T19:05:47.339Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-74467","references":[{"url":"https://git.kernel.org/stable/c/8fb69547924bbb3d7c900a0d7d137a7234db3f5f"},{"url":"https://git.kernel.org/stable/c/3ea5210db058347481c93849786982f874f7be2d"},{"url":"https://git.kernel.org/stable/c/4e48168825818bf4a13c743582227d15f1d30d04"},{"url":"https://git.kernel.org/stable/c/b40c74262f7e1e601221cebccdbdb2b392ff9976"},{"url":"https://git.kernel.org/stable/c/bd63c7879eaa87f1958f7ee027813356fcd9ff11"},{"url":"https://git.kernel.org/stable/c/93a0a846ec59a88e0c402878a15357a5ce430eb4"},{"url":"https://git.kernel.org/stable/c/d211028bac1bd0fff0026bfa2a8328e5b78cd0e6"}],"tags":["cve.org"],"epss":0.00176,"epssPercentile":0.06656,"ingestedAt":"2026-10-16T19:46:24.360Z","slug":"CVE-2026-74467","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ns390/qeth: Check CAP_NET_ADMIN for private ioctls\n\nGate the SIOCDEVPRIVATE ioctl commands SIOC_QETH_ADP_SET_SNMP_CONTROL,\nSIOC_QETH_GET_CARD_TYPE and SIOC_QETH_QUERY_OAT with CAP_NET_ADMIN\ncapable check to ensure unprivileged users cannot invoke them.\n\n## Affected\n\n- `Linux >= 18787eeebd7129ecf4960876d24f349682207783 < 8fb69547924bbb3d7c900a0d7d137a7234db3f5f`\n- `Linux >= 18787eeebd7129ecf4960876d24f349682207783 < 3ea5210db058347481c93849786982f874f7be2d`\n- `Linux >= 18787eeebd7129ecf4960876d24f349682207783 < 4e48168825818bf4a13c743582227d15f1d30d04`\n- `Linux >= 18787eeebd7129ecf4960876d24f349682207783 < b40c74262f7e1e601221cebccdbdb2b392ff9976`\n- `Linux >= 18787eeebd7129ecf4960876d24f349682207783 < bd63c7879eaa87f1958f7ee027813356fcd9ff11`\n- `Linux >= 18787eeebd7129ecf4960876d24f349682207783 < 93a0a846ec59a88e0c402878a15357a5ce430eb4`\n- `Linux >= 18787eeebd7129ecf4960876d24f349682207783 < d211028bac1bd0fff0026bfa2a8328e5b78cd0e6`\n- `Linux 5.15`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}