Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-23272)

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: unconditionally bump set-nelems before insertion In case that the set is full, a new element gets published then removed without waiting for the RCU grace period, while RCU reader can be walking over it...

Linux kernel Heap Buffer Overflow DoS

The vulnerability of the groupunbindlocked function in the drivers/gpu/drm/panthor/panthorsched.c file of the Linux kernel is related to the improper implementation of thread management. Exploiting this vulnerability could allow an attacker to cause a service failure...

intel_crtc_put_color_blobs() Function Kernel Module Use-After-Free

The vulnerability of the intelcrtcputcolorblobs function in the drivers/gpu/drm/i915/display/intelatomic.c file of the Linux kernel is related to the improper implementation of thread management. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, a...

Linux kernel SFP I2C DoS

The vulnerability in the sfpi2cmdiobuscreate function within the drivers/net/phy/sfp.c component of the Linux kernel operating system is related to insufficient resource control during its existence. Exploitation of this vulnerability may allow an attacker to cause a denial of service...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2024-58077)

In the Linux kernel, the following vulnerability has been resolved: ASoC: soc-pcm: don't use socpcmret on .prepare callback commit 1f5664351410 'ASoC: lower 'no backend DAIs enabled for ... Port' log severity' ignores -EINVAL error message on common socpcmret. It is used from many functions,...

Siemens SIMATIC S7-1500 TM MFP Use After Free (CVE-2025-21838)

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: core: flush gadget workqueue after device removal devicedel can lead to new work being scheduled in gadget-work workqueue. This is observed, for example, with the dwc3 driver with the following call stack: devicedel...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-23066)

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix recvmsg unconditional requeue If rxrpcrecvmsg fails because MSGDONTWAIT was specified but the call at the front of the recvmsg queue already has its mutex locked, it requeues the call - whether or not the call is alrea...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46023)

In the Linux kernel, the following vulnerability has been resolved: dm mirror: fix integer overflow in createdirtylog The argument count calculation in createdirtylog performs argsused = 2 + paramcount before validating against argc. When a user provides a paramcount close to UINTMAX via the devi...

Siemens SIMATIC S7-1500 TM MFP Expired Pointer Dereference (CVE-2026-52923)

In the Linux kernel, the following vulnerability has been resolved: ipc: limit nextid allocation to the valid ID range The checkpoint/restore sysctl path can request the next SysV IPC id through ids-nextid. ipcidralloc currently forwards that request to idralloc with an open-ended upper bound. If...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-53198)

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free of a deferred filelock on double SMB2CANCEL A deferred byte-range lock an SMB2LOCK that blocks registers an async work on conn-asyncrequests via setupasyncwork, with cancelfn = smb2removeblockedlock and...

Siemens SIMATIC S7-1500 TM MFP NULL Pointer Dereference (CVE-2024-58068)

In the Linux kernel, the following vulnerability has been resolved: OPP: fix devpmoppfindbw when bandwidth table not initialized If a driver calls devpmoppfindbwceil/floor the retrieve bandwidth from the OPP table but the bandwidth table was not created because the interconnect properties were...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2023-54271)

"In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fix NULL deref caused by blkgpolicydata being installed before init blk-iocost sometimes causes the following crash: BUG: kernel NULL pointer dereference, address: 00000000000000e0 ... RIP: 0010:rawspinlock+0x17/0x30...

Siemens SIMATIC S7-1500 TM MFP Missing Release of Resource after Effective Lifetime (CVE-2025-68239)

In the Linux kernel, the following vulnerability has been resolved: binfmtmisc: restore write access before closing files opened by openexec bmregisterwrite opens an executable file using openexec, which internally calls doopenexecat and denies write access on the file to avoid modification while...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31629)

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: add missing return after LLCPCLOSED checks In nfcllcprecvhdlc and nfcllcprecvdisc, when the socket state is LLCPCLOSED, the code correctly calls releasesock and nfcllcpsockput but fails to return. Execution falls throu...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46128)

In the Linux kernel, the following vulnerability has been resolved: ipmi: Check event message buffer response for bad data The event message buffer response data size got checked later when processing, but check it right after the response comes back. It appears some BMCs may return an empty...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31711)

"In the Linux kernel, the following vulnerability has been resolved: smb: server: fix activenumconn leak on transport allocation failure Commit 77ffbcac4e56 'smb: server: fix leak of activenumconn in ksmbdtcpnewconnection' addressed the kthreadrun failure path. The earlier alloctransport == NULL...

RHEL 8 : kernel-rt (RHSA-2026:85774)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:85774 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2024-56657)

In the Linux kernel, the following vulnerability has been resolved: ALSA: control: Avoid WARN for symlink errors Using WARN for showing the error of symlink creations don't give more information than telling that something goes wrong, since the usual code path is a lregister callback from each...

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: xfrm: espintcp: do not reuse an in-progress partial send CVE-2026-52935 kernel: USB: serial: ioti: fix heap overflow in getmanufinfo CVE-2026-53196 kernel: sctp: keep chunk-transport in...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-52947)

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: fix refcount saturation and potential UAF in qrtrportremove In qrtrportremove, the socket reference count is decremented via sockput before the port is removed from the qrtrports XArray and before the RCU grace period...