CVE-2026-74494 ksmbd: reject repeated SMB2 NEGOTIATE requests

In the Linux kernel, the following vulnerability has been resolved: ksmbd: reject repeated SMB2 NEGOTIATE requests Unauthenticated client can send multiple successful SMB2 NEGOTIATE requests on one connection before SESSIONSETUP. While the connection is in KSMBDSESSNEEDSETUP, smb2handlenegotiate...

CVE-2026-74494

CVE-2026-74494 relates to ksmbd in the Linux kernel. Unauthenticated clients can issue multiple SMB2 NEGOTIATE requests on a single connection before SESSION_SETUP; during KSMBD_SESS_NEED_SETUP, smb2_handle_negotiate() may accept another SMB3.1.1 NEGOTIATE and overwrite conn->preauth_info, cau...

CVE-2026-74492

The CVE-2026-74492 entry concerns the Linux kernel netfilter ipset subsystem. Technical description across official and vendor advisories shows that during resize operations, mtype_resize() copies only comment pointers, while the old table is published for packet-side updates before the replaceme...

CVE-2026-74493 net/smc: fix socket use-after-free during link group termination

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix socket use-after-free during link group termination smclgrterminate drops connslock after finding a connection in lgr-connsall, but before taking a reference on its socket. The connection is embedded in the socket, a...

CVE-2026-74492

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: do not update comments from kernel-side hash adds mtyperesize copies comment pointers with memcpy, not the comment objects themselves. During the window after an entry has been copied but before the table swap a...

CVE-2026-74492 netfilter: ipset: do not update comments from kernel-side hash adds

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: do not update comments from kernel-side hash adds mtyperesize copies comment pointers with memcpy, not the comment objects themselves. During the window after an entry has been copied but before the table swap a...

CVE-2026-74493

CVE-2026-74493 affects the Linux kernel net/smc subsystem. The issue is a use-after-free during link group termination in __smc_lgr_terminate: conns_lock is dropped after locating a connection but before taking a reference on its socket. Since the socket is embedded in the connection and the regi...

CVE-2026-74492

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: do not update comments from kernel-side hash adds mtyperesize copies comment pointers with memcpy, not the comment objects themselves. During the window after an entry has been copied but before the table swap a...

CVE-2026-74493 net/smc: fix socket use-after-free during link group termination

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix socket use-after-free during link group termination smclgrterminate drops connslock after finding a connection in lgr-connsall, but before taking a reference on its socket. The connection is embedded in the socket, a...

EUVD-2026-59686

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix socket use-after-free during link group termination smclgrterminate drops connslock after finding a connection in lgr-connsall, but before taking a reference on its socket. The connection is embedded in the socket, a...

CVE-2026-74493

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix socket use-after-free during link group termination smclgrterminate drops connslock after finding a connection in lgr-connsall, but before taking a reference on its socket. The connection is embedded in the socket, a...

CVE-2026-74492 netfilter: ipset: do not update comments from kernel-side hash adds

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: do not update comments from kernel-side hash adds mtyperesize copies comment pointers with memcpy, not the comment objects themselves. During the window after an entry has been copied but before the table swap a...

EUVD-2026-59685

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: do not update comments from kernel-side hash adds mtyperesize copies comment pointers with memcpy, not the comment objects themselves. During the window after an entry has been copied but before the table swap a...

CVE-2026-74490 tipc: avoid use-after-free in poll trace queue dumps

In the Linux kernel, the following vulnerability has been resolved: tipc: avoid use-after-free in poll trace queue dumps TIPC socket tracepoints dump queue state through tipcskdump. Most queue-dump callsites already serialize that walk under the socket lock or sk-sklock.slock, but tipcpoll calls...

CVE-2026-74490

CVE-2026-74490 affects the Linux kernel’s TIPC subsystem. According to multiple sources (NVD, SUSE, Debian, OSV, PT Security, EUVD), the issue is a use-after-free in the poll trace path where tipc_poll() can trigger queue dumps (tipc_list_dump) while an skb may be dequeued and freed in an unlocke...

EUVD-2026-59684

In the Linux kernel, the following vulnerability has been resolved: of/address: Fix NULL bus dereference in ofpcirangeparserone The bus matching rework made ofmatchbus return NULL for nodes with ranges/dma-ranges but no local address-cells. parserinit stored that NULL bus, and the range iterator...

CVE-2026-74491 of/address: Fix NULL bus dereference in of_pci_range_parser_one()

In the Linux kernel, the following vulnerability has been resolved: of/address: Fix NULL bus dereference in ofpcirangeparserone The bus matching rework made ofmatchbus return NULL for nodes with ranges/dma-ranges but no local address-cells. parserinit stored that NULL bus, and the range iterator...

CVE-2026-74491 of/address: Fix NULL bus dereference in of_pci_range_parser_one()

In the Linux kernel, the following vulnerability has been resolved: of/address: Fix NULL bus dereference in ofpcirangeparserone The bus matching rework made ofmatchbus return NULL for nodes with ranges/dma-ranges but no local address-cells. parserinit stored that NULL bus, and the range iterator...

CVE-2026-74491

In the Linux kernel, the following vulnerability has been resolved: of/address: Fix NULL bus dereference in ofpcirangeparserone The bus matching rework made ofmatchbus return NULL for nodes with ranges/dma-ranges but no local address-cells. parserinit stored that NULL bus, and the range iterator...

CVE-2026-74490

In the Linux kernel, the following vulnerability has been resolved: tipc: avoid use-after-free in poll trace queue dumps TIPC socket tracepoints dump queue state through tipcskdump. Most queue-dump callsites already serialize that walk under the socket lock or sk-sklock.slock, but tipcpoll calls...