CVE-2026-57918

libnfs through 6.0.2 before 935b8db has an xid integer underflow in READIOVEC in rpcreadfromsocket in lib/socket.c during a connection to a crafted NFS server, when the expected pdu size exceeds the absolute pdu size from the xid/record-marker...

CVE-2026-57918

CVE-2026-57918 affects libnfs up to version 6.0.2 prior to the patch referenced by commit IDs f0b109d (NVD entry) / 935b8db (CVE record). The vulnerability is an xid integer underflow in READ_IOVEC within rpc_read_from_socket when a crafted NFS server causes the expected PDU size to exceed the ab...

CVE-2026-31498

Linux kernel CVE-2026-31498 affects Bluetooth L2CAP by exposing memory leaks during reconfiguration (ERTM data structures) and a zero-valued max_pdu_size path that can lead to an infinite loop in l2cap_segment_sdu. Root cause: reconfiguration previously re-initialized ERTM state and NULL’d sdu wi...