CVE-2026-74348 ocfs2/dlm: require a ref for locking_state debugfs open

In the Linux kernel, the following vulnerability has been resolved: ocfs2/dlm: require a ref for lockingstate debugfs open debuglockresopen copies inode-iprivate into struct debuglockres and debuglockresrelease later drops that pointer with dlmput. That only works if open successfully pins the...

CVE-2026-74345

The CVE-2026-74345 entry describes a Linux kernel vulnerability in the RDMA/siw driver where disassociating a socket from an endpoint may release the last reference to the endpoint, leading to a use-after-free if the endpoint’s socket pointer is cleared after the disassociation. The fix ensures t...

CVE-2026-74310 vhost/net: complete zerocopy ubufs only once

In the Linux kernel, the following vulnerability has been resolved: vhost/net: complete zerocopy ubufs only once vhost-net initializes one ubufinfo per outstanding zerocopy TX descriptor and hands it to the backend socket. The networking stack may then clone a zerocopy skb before all skb referenc...

EUVD-2026-59392

In the Linux kernel, the following vulnerability has been resolved: net: serialize netifrunning check in enqueuetobacklog Syzbot reported a KASAN slab-use-after-free in fibruleslookup. The root cause is a race condition where packets can escape the backlog flushing during device unregistration...

EUVD-2026-59289

In the Linux kernel, the following vulnerability has been resolved: net/sched: schteql: Introduce slaveslock to avoid race condition and UAF The teql master-slaves singly linked list is not protected against multiple writes. It can be mod'ed concurently from teqlmasterxmit, teqldequeue, teqlinit...

Linux Distros Unpatched Vulnerability : CVE-2026-74345

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - RDMA/siw: Fix endpoint/socket association handling Disassociating a socket from an endpoint via siwsocketdisassoc may release the last reference on that endpoin...

PT-2026-72961

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free UAF issue exists in the Bluetooth subsystem. The function hci find adv instance returns an adv info pointer that is only valid while hdev-lock is held. However,...

CVE-2026-68394

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: revalidate LOADCONNPARAM queued update MGMTOPLOADCONNPARAM queues connupdatesync when a single parameter update changes an existing LE central connection. The queued work currently stores a borrowed hciconnparams...

CVE-2026-64599

In the Linux kernel, the following vulnerability has been resolved: crypto: amlogic - avoid double cleanup in mesoncryptoprobe When mesonallocatechanlist fails after a partial allocation, it already unwinds the allocated chanlist state through its local error path. mesoncryptoprobe then jump to...

PT-2026-68432

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.13-rc1 Description A double-free issue exists in the amlogic crypto driver. When the meson allocate chanlist function fails after a partial allocation, it unwinds the allocated state locally. However, the meson...

PT-2026-68082

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A double-free issue exists in the xfrm user policy function. The function uses sk dst reset, which is non-atomic, to clear the socket destination cache. In a race condition involving a...

Siemens SIMATIC S7-1500 CPU 1518 MFP Improper Input Validation (CVE-2025-39827)

In the Linux kernel, the following vulnerability has been resolved: net: rose: include node references in roseneigh refcount Current implementation maintains two separate reference counting mechanisms: the 'count' field in struct roseneigh tracks references from rosenode structures, while the 'us...

CVE-2026-64437

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free of a deferred filelock on SMB2CLOSE then SMB2CANCEL Commit f580d27e8928 "ksmbd: fix use-after-free of a deferred filelock on double SMB2CANCEL" made smb2cancel skip a work whose state is...

CVE-2026-64455

In the Linux kernel, the following vulnerability has been resolved: USB: chaoskey: Fix slab-use-after-free in chaoskeyrelease The chaoskey driver has a use-after-free bug in its release routine. If the user closes the device file after the USB device has been unplugged, a debugging log statement...

SUSE CVE-2026-63801

In the Linux kernel, the following vulnerability has been resolved: tipc: fix slab-use-after-free Read in tipcaeaddecryptdone tipcaeaddecrypt goes straight from tipcbearerholdb to cryptoaeaddecryptreq without taking a reference on the netns, unlike the encrypt path. When cryptoaeaddecrypt is...

kernel: mptcp: fix slab-use-after-free in __inet_lookup_established

A flaw was found in the Linux kernel's Multipath TCP MPTCP implementation. Due to incorrect memory allocation for IPv6 subflow child sockets, a use-after-free vulnerability exists. A remote attacker could exploit this by triggering concurrent lookups in the kernel's hash table, potentially leadin...

CVE-2026-46166

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: use safe list iteration in radar detect work The call to ieee80211dfscaccancel can cause the iterated chanctx to be freed and removed from the list. Guard against this to avoid a slab-use-after-free error...

CVE-2026-46116

In the Linux kernel, the following vulnerability has been resolved: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete KASAN reproduces a slab-use-after-free in xfrmstatedelete's hlistdelrcu calls under syzkaller load on linux-6.12.y stable reproduced on 6.12.47, also reachable via the...

CVE-2026-46116 xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete

In the Linux kernel, the following vulnerability has been resolved: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete KASAN reproduces a slab-use-after-free in xfrmstatedelete's hlistdelrcu calls under syzkaller load on linux-6.12.y stable reproduced on 6.12.47, also reachable via the...

CVE-2026-45861

CVE-2026-45861 refers to a Linux kernel vulnerability in the GFS2 file system. The root cause is a slab-use-after-free: during filesystem shutdown, quota data objects were freed without being removed from the LRU list due to the change in the a475c5dd16e5 sequence. As a result, the shrinker (gfs2...