CVE-2026-90414

In the Linux kernel, the following vulnerability has been resolved: IB/isert: reject PDUs declaring more data than was received isertrecvdone hands each received PDU to the opcode handlers without ever looking at wc-bytelen, the number of bytes the HCA actually placed in the receive descriptor. T...

DEBIAN-CVE-2026-90414

In the Linux kernel, the following vulnerability has been resolved: IB/isert: reject PDUs declaring more data than was received isertrecvdone hands each received PDU to the opcode handlers without ever looking at wc-bytelen, the number of bytes the HCA actually placed in the receive descriptor. T...

CVE-2026-90414 IB/isert: reject PDUs declaring more data than was received

In the Linux kernel, the following vulnerability has been resolved: IB/isert: reject PDUs declaring more data than was received isertrecvdone hands each received PDU to the opcode handlers without ever looking at wc-bytelen, the number of bytes the HCA actually placed in the receive descriptor. T...

CVE-2026-90414

CVE-2026-90414 affects the Linux kernel's ib_isert (InfiniBand iSCSI Target) module. The root cause is that isert_recv_done() passes received PDUs to opcode handlers without validating the HCA-reported wc->byte_len against the initiator-declared data-segment length (dlength). Handlers such as ...