Siemens SIMATIC S7-1500 TM MFP Missing Release of Resource after Effective Lifetime (CVE-2026-23339)

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: free skb on ncitransceive early error paths ncitransceive takes ownership of the skb passed by the caller, but the -EPROTO, -EINVAL, and -EBUSY error paths return without freeing it. Due to issues clearing NCIDATAEXCHAN...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46107)

In the Linux kernel, the following vulnerability has been resolved: dm-thin: fix metadata refcount underflow There's a bug in dm-thin in the function rebalancechildren. If the internal btree node has one entry, the code tries to copy all btree entries from the node's child to the node itself and...

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-2026-46124)

In the Linux kernel, the following vulnerability has been resolved: isofs: validate block number from NFS file handle in isofsexportiget isofsfhtodentry and isofsfhtoparent pass an attacker- controlled block number ifid-block or ifid-parentblock from the NFS file handle to isofsexportiget, which...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-52929)

In the Linux kernel, the following vulnerability has been resolved: sctp: stream: fully roll back denied add-stream state When ADDOUTSTREAMS is denied, SCTP only shrinks the queued chunks and then lowers outcnt. That leaves removed stream metadata behind, so a later re-add can reuse a stale ext a...

Siemens SIMATIC S7-1500 TM MFP Use After Free (CVE-2024-58013)

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: Fix slab-use-after-free Read in mgmtremoveadvmonitorsync This fixes the following crash: ================================================================== BUG: KASAN: slab-use-after-free in...

Siemens SIMATIC S7-1500 TM MFP Improper Validation of Specified Index, Position, or Offset in Input (CVE-2026-23388)

In the Linux kernel, the following vulnerability has been resolved: Squashfs: check metadata block offset is within range Syzkaller reports a 'general protection fault in squashfscopydata' This is ultimately caused by a corrupted index look-up table, which produces a negative metadata block offse...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-52918)

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: serialize acceptq access btsockpoll walks the accept queue without synchronization, while child teardown can unlink the same socket and drop its last reference. The unsynchronized accept queue walk has existed since th...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46243)

In the Linux kernel, the following vulnerability has been resolved: smb: client: reject userspace cifs.spnego descriptions cifs.spnego key descriptions contain authority-bearing fields such as pid, uid, creduid, and upcalltarget that cifs.upcall treats as kernel-originating inputs. However,...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31630)

In the Linux kernel, the following vulnerability has been resolved: rxrpc: proc: size address buffers for %pISpc output The AFRXRPC procfs helpers format local and remote socket addresses into fixed 50-byte stack buffers with '%pISpc'. That is too small for the longest current-tree IPv6-with-port...

Siemens SIMATIC S7-1500 TM MFP Use After Free (CVE-2025-21791)

In the Linux kernel, the following vulnerability has been resolved: vrf: use RCU protection in l3mdevl3out l3mdevl3out can be called without RCU being held: rawsendmsg ippushpendingframes ipsendskb iplocalout iplocalout l3mdevipout Add rcureadlock / rcureadunlock pair to avoid a potential UAF. Th...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2025-23131)

In the Linux kernel, the following vulnerability has been resolved: dlm: prevent NPD when writing a positive value to eventdone douevent returns the value written to eventdone. In case it is a positive value, newlockspace would undo all the work, and lockspace would not be set. dlmnewlockspace,...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-43421)

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Fix netdevice lifecycle with devicemove The network device outlived its parent gadget device during disconnection, resulting in dangling sysfs links and null pointer dereference problems. A prior attempt to sol...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46070)

In the Linux kernel, the following vulnerability has been resolved: md/raid5: validate payload size before accessing journal metadata r5crecoveryanalyzemetablock and r5lrecoveryverifydatachecksumformb iterate over payloads in a journal metadata block using on-disk payload size fields without...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-23442)

In the Linux kernel, the following vulnerability has been resolved: ipv6: add NULL checks for idev in SRv6 paths in6devget can return NULL when the device has no IPv6 configuration e.g. MTU IPV6MINMTU or after NETDEVUNREGISTER. Add NULL checks for idev returned by in6devget in both...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46092)

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: check for PCI upstream bridge existence pciupstreambridge returns NULL if the device is on a root bus. If 8821CE is installed in the system with such a PCI topology, the probing routine will crash. This has probably...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-53167)

In the Linux kernel, the following vulnerability has been resolved: fuse: limit FUSENOTIFYRETRIEVE to uptodate folios FUSENOTIFYRETRIEVE must be limited to uptodate folios; !uptodate folios can contain uninitialized data. Since FUSENOTIFYRETRIEVE is intended to only return data that is already in...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46102)

In the Linux kernel, the following vulnerability has been resolved: net: strparser: fix skbhead leak in strpabortstrp When the stream parser is aborted, for example after a message assembly timeout, it can still hold a reference to a partially assembled message in strp-skbhead. That skb is not...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31532)

In the Linux kernel, the following vulnerability has been resolved: can: raw: fix ro-uniq use-after-free in rawrcv rawrelease unregisters raw CAN receive filters via canrxunregister, but receiver deletion is deferred with callrcu. This leaves a window where rawrcv may still be running in an RCU...

Siemens SIMATIC S7-1500 TM MFP NULL Pointer Dereference (CVE-2025-21779)

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Reject Hyper-V's SENDIPI hypercalls if local APIC isn't in-kernel Advertise support for Hyper-V's SENDIPI and SENDIPIEX hypercalls if and only if the local API is emulated/virtualized by KVM, and explicitly reject said...