CVE-2026-74467 PUBLISHED

s390/qeth: Check CAP_NET_ADMIN for private ioctls

Assigner: Linux
Reserved: 15.08.2026 Published: 15.08.2026 Updated: 15.08.2026

In the Linux kernel, the following vulnerability has been resolved:

s390/qeth: Check CAP_NET_ADMIN for private ioctls

Gate the SIOCDEVPRIVATE ioctl commands SIOC_QETH_ADP_SET_SNMP_CONTROL, SIOC_QETH_GET_CARD_TYPE and SIOC_QETH_QUERY_OAT with CAP_NET_ADMIN capable check to ensure unprivileged users cannot invoke them.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 18787eeebd7129ecf4960876d24f349682207783 to 4e48168825818bf4a13c743582227d15f1d30d04 (excl.)
  • affected from 18787eeebd7129ecf4960876d24f349682207783 to b40c74262f7e1e601221cebccdbdb2b392ff9976 (excl.)
  • affected from 18787eeebd7129ecf4960876d24f349682207783 to bd63c7879eaa87f1958f7ee027813356fcd9ff11 (excl.)
  • affected from 18787eeebd7129ecf4960876d24f349682207783 to 93a0a846ec59a88e0c402878a15357a5ce430eb4 (excl.)
  • affected from 18787eeebd7129ecf4960876d24f349682207783 to d211028bac1bd0fff0026bfa2a8328e5b78cd0e6 (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • Version 5.15 is affected
  • unaffected from 0 to 5.15 (excl.)
  • unaffected from 6.6.151 to 6.6.* (incl.)
  • unaffected from 6.12.103 to 6.12.* (incl.)
  • unaffected from 6.18.44 to 6.18.* (incl.)
  • unaffected from 7.1.8 to 7.1.* (incl.)
  • unaffected from 7.2-rc6 to * (incl.)

References