Siemens SIMATIC S7-1500 TM MFP Access of Uninitialized Pointer (CVE-2026-23367)

In the Linux kernel, the following vulnerability has been resolved: wifi: radiotap: reject radiotap with unknown bits The radiotap parser is currently only used with the radiotap namespace not with vendor namespaces, but if the undefined field 18 is used, the alignment/size is unknown as well. In...

Siemens SIMATIC S7-1500 TM MFP NULL Pointer Dereference (CVE-2026-23279)

"In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix NULL pointer dereference in meshrxcsaframe In meshrxcsaframe, elems-meshchanswparamsie is dereferenced at lines 1638 and 1642 without a prior NULL check: ifmsh-chswttl = elems-meshchanswparamsie-meshttl;...

Siemens SIMATIC S7-1500 TM MFP Improper Validation of Specified Type of Input (CVE-2026-23318)

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Use correct version for UAC3 header validation The entry of the validators table for UAC3 AC header descriptor is defined with the wrong protocol version UACVERSION2, while it should have been UACVERSION3. This...

Siemens SIMATIC S7-1500 TM MFP Use of Incorrect Operator (CVE-2026-43114)

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsetpipapoavx2: don't return non-matching entry on expiry New test case fails unexpectedly when avx2 matching functions are used. The test first loads a ranomly generated pipapo set with 'ipv4 . port' key, i.e. nft -...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46065)

In the Linux kernel, the following vulnerability has been resolved: fbdev: defio: Disconnect deferred I/O from the lifetime of struct fbinfo Hold state of deferred I/O in struct fbdeferrediostate. Allocate an instance as part of initializing deferred I/O and remove it only after the final mapping...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-53192)

In the Linux kernel, the following vulnerability has been resolved: ALSA: timer: Fix UAF at sndtimeruserparams At releasing a timer object, e.g. when a userspace timer CONFIGSNDUTIMER gets closed and sndtimerfree is called, it tries to detach the timer instances and release the resources. However...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46275)

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciuart: fix UAFs and race conditions in close and init paths Vulnerabilities leading to Use-After-Free UAF and Null Pointer Dereference NPD conditions were observed in the lifecycle management of hciuart. The primary...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-53350)

In the Linux kernel, the following vulnerability has been resolved: ASoC: wmadsp: Fix NULL dereference when removing firmware controls In wmadspcontrolremove check that the priv pointer is not NULL before attempting to cleanup what it points to. When csdsp creates a control it calls...

Siemens SIMATIC S7-1500 TM MFP NULL Pointer Dereference (CVE-2025-21790)

In the Linux kernel, the following vulnerability has been resolved: vxlan: check vxlanvnigroupinit return value vxlaninit must check vxlanvnigroupinit success otherwise a crash happens later, spotted by syzbot. Oops: general protection fault, probably for non-canonical address 0xdffffc000000002c:...

Siemens SIMATIC S7-1500 TM MFP Use of Uninitialized Resource (CVE-2025-21716)

In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix uninit-value in vxlanvnifilterdump KMSAN reported an uninit-value access in vxlanvnifilterdump 1. If the length of the netlink message payload is less than sizeofstruct tunnelmsg, vxlanvnifilterdump accesses bytes beyo...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46051)

In the Linux kernel, the following vulnerability has been resolved: md/raid5: fix soft lockup in retryalignedread When retryalignedread encounters an overlapped stripe, it releases the stripe via raid5releasestripe which puts it on the lockless releasedstripes llist. In the next raid5d loop...

Siemens SIMATIC S7-1500 TM MFP Integer Overflow or Wraparound (CVE-2026-23395)

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix accepting multiple L2CAPECREDCONNREQ Currently the code attempts to accept requests regardless of the command identifier which may cause multiple requests to be marked as pending FLAGDEFERSETUP which can cau...

Siemens SIMATIC S7-1500 TM MFP Out-of-bounds Write (CVE-2026-53148)

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Clamp XDomain response data copy to allocation size tbxdppropertiesrequest derives the per-packet copy length from the response header without checking that it fits in the previously allocated data buffer. A maliciou...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31451)

In the Linux kernel, the following vulnerability has been resolved: ext4: replace BUGON with proper error handling in ext4readinlinefolio Replace BUGON with proper error handling when inline data size exceeds PAGESIZE. This prevents kernel panic and allows the system to continue running while...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-23389)

In the Linux kernel, the following vulnerability has been resolved: ice: Fix memory leak in icesetringparam In icesetringparam, txrings and xdprings are allocated before rxrings. If the allocation of rxrings fails, the code jumps to the done label leaking both txrings and xdprings. Furthermore, i...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46209)

"In the Linux kernel, the following vulnerability has been resolved: drm/gem: Fix inconsistent plane dimension calculation in drmgemfbinitwithfuncs drmgemfbinitwithfuncs computes sub-sampled plane dimensions using plain integer division: unsigned int width = modecmd-width / i ? info-hsub : 1...

Siemens SIMATIC S7-1500 TM MFP Use After Free (CVE-2025-39863)

"In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fix use-after-free when rescheduling brcmfbtcoexinfo work The brcmfbtcoexdetach only shuts down the btcoex timer, if the flag timeron is false. However, the brcmfbtcoextimerfunc, which runs as timer handler, sets...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31712)

"In the Linux kernel, the following vulnerability has been resolved: ksmbd: require minimum ACE size in smbcheckpermdacl Both ACE-walk loops in smbcheckpermdacl only guard against an under-sized remaining buffer, not against an ACE whose declared ace-size is smaller than the struct it claims to...

Siemens SIMATIC S7-1500 TM MFP Detection of Error Condition Without Action (CVE-2026-23317)

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Return the correct value in vmwtranslateptr functions Before the referenced fixes these functions used a lookup function that returned a pointer. This was changed to another lookup function that returned an error code...

Siemens SIMATIC S7-1500 TM MFP Deadlock (CVE-2026-23157)

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not strictly require dirty metadata threshold for metadata writepages BUG There is an internal report that over 1000 processes are waiting at the ioscheduletimeout of balancedirtypages, causing a system hang and trigger...