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...

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 Double Free (CVE-2024-57980)

In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Fix double free in error path If the uvcstatusinit function fails to allocate the inturb, it will free the dev-status pointer but doesn't reset the pointer to NULL. This results in the kfree call in...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-53150)

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Reject zero-length property entries in validator tbpropertyentryvalid accepts entries with length == 0 for DIRECTORY, DATA, and TEXT types. A zero-length TEXT entry passes validation but causes an underflow in the...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31611)

In the Linux kernel, the following vulnerability has been resolved: ksmbd: require 3 sub-authorities before reading subauth2 parsedacl compares each ACE SID against sidunixNFSmode and on match reads sid.subauth2 as the file mode. If sidunixNFSmode is the prefix S-1-5-88-3 with numsubauth = 2 then...

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-2026-46023)

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 Improper Input Validation (CVE-2026-46044)

In the Linux kernel, the following vulnerability has been resolved: ipmi:ssif: Clean up kthread on errors If an error occurs after the ssif kthread is created, but before the main IPMI code starts the ssif interface, the ssif kthread will not be stopped. So make sure the kthread is stopped on an...

Siemens SIMATIC S7-1500 TM MFP Time-of-check Time-of-use (CVE-2026-46227)

In the Linux kernel, the following vulnerability has been resolved: sctp: revalidate list cursor after sctpsendmsgtoasoc in SCTPSENDALL The SCTPSENDALL path in sctpsendmsg iterates ep-asocs with listforeachentrysafe, which caches the next entry in @tmp before the loop body runs. The body calls...

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-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 Improper Input Validation (CVE-2026-43074)

In the Linux kernel, the following vulnerability has been resolved: eventpoll: defer struct eventpoll free to RCU grace period In certain situations, epfree in eventpoll.c will kfree the epi-ep eventpoll struct while it still being used by another concurrent thread. Defer the kfree to an RCU...

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 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...

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...

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 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...

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...

Linux kernel enetc_xdp_xmit() Data Compromise

The vulnerability of the enetcxdpxmit function in the drivers/net/ethernet/freescale/enetc/enetc.c component of the Linux kernel is related to insufficient resource control during its existence. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, an...

ALSA-2026:86033 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: openvswitch: defer tunnel netdevput to RCU release CVE-2026-31678 kernel: xfrm: espintcp: do not reuse an in-progress partial send CVE-2026-52935 kernel: USB: serial: mxuport: fix memory...