CVE-2026-80988

This vulnerability affects the Linux kernel NTB (Non-Transparent Bridge) transport layer. The root cause is in ntb_transport_tx_enqueue(): when the QP link is down, the function returned 0 (indicating success) without consuming the submitted packet. Because the caller (ntb_netdev) treats a zero r...

CVE-2026-80988 NTB: ntb_transport: Fail TX enqueue when the QP link is down

In the Linux kernel, the following vulnerability has been resolved: NTB: ntbtransport: Fail TX enqueue when the QP link is down Commit f195a1a6fe41 "ntb: Drop packets when qp link is down" meant to make ntbtransporttxenqueue drop packets submitted while the QP link is down, but it only returns 0...

PT-2026-90118

In the Linux kernel, the following vulnerability has been resolved: NTB: ntb transport: Fail TX enqueue when the QP link is down Commit f195a1a6fe41 "ntb: Drop packets when qp link is down" meant to make ntb transport tx enqueue drop packets submitted while the QP link is down, but it only return...