CVE-2026-23175 net: cpsw: Execute ndo_set_rx_mode callback in a work queue

In the Linux kernel, the following vulnerability has been resolved: net: cpsw: Execute ndosetrxmode callback in a work queue Commit 1767bb2d47b7 "ipv6: mcast: Don't hold RTNL for IPV6ADDMEMBERSHIP and MCASTJOINGROUP." removed the RTNL lock for IPV6ADDMEMBERSHIP and MCASTJOINGROUP operations...

CVE-2026-23175

The CVE-2026-23175 issue concerns the Linux kernel networking CPSW driver. A change that removed the RTNL lock for IPV6_ADD_MEMBERSHIP and MCAST_JOIN_GROUP triggered a problematic call trace in vlan_for_each() when cpsw_ndo_set_rx_mode() expected the RTNL lock, risking warnings and instability on...