Siemens SIMATIC S7-1500 TM MFP Out-of-bounds Read (CVE-2026-43112)

In the Linux kernel, the following vulnerability has been resolved: fs/smb/client: fix out-of-bounds read in cifssanitizeprepath When cifssanitizeprepath is called with an empty string or a string containing only delimiters e.g., '/', the current logic attempts to check cursor2 - 1 before cursor2...

Siemens SIMATIC S7-1500 TM MFP Out-of-bounds Write (CVE-2026-46331)

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix pedit partial COW leading to page cache corruption tcfpeditact computes the COW range for skbensurewritable once before the key loop using tcfpoffmaxhint, but the hint does not account for the runtime header offset...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46163)

In the Linux kernel, the following vulnerability has been resolved: wifi: b43legacy: enforce bounds check on firmware key index in RX path Same fix as b43: the firmware-controlled key index in b43legacyrx can exceed dev-maxnrkeys. The existing B43legacyWARNON is non-enforcing in production builds...

PT-2026-118438

The Module Manager's object lookup validated one byte of a memory-protected module's search name and then walked as much of it as the module declared, in privileged mode, with the kernel's preemption count raised. Both lookup dispatchers are affected: the recommended txm module object pointer get...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-52948)

In the Linux kernel, the following vulnerability has been resolved: i2c: dev: prevent integer overflow in I2CTIMEOUT ioctl While fuzzing with Syzkaller, a persistent scheduletimeout: wrong timeout value warning was observed, accompanied by SMBus controller state machine corruption. The I2CTIMEOUT...

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 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 Improper Input Validation (CVE-2026-46196)

In the Linux kernel, the following vulnerability has been resolved: tracepoint: balance regfunc on funcadd failure in tracepointaddfunc When a tracepoint goes through the 0 - 1 transition, tracepointaddfunc invokes the subsystem's ext-regfunc before attempting to install the new probe via funcadd...

Siemens SIMATIC S7-1500 TM MFP Out-of-bounds Write (CVE-2026-46195)

In the Linux kernel, the following vulnerability has been resolved: smb: client: validate dacloffset before building DACL pointers parsesecdesc, buildsecdesc, and the chown path in idmodetocifsacl all add the server-supplied dacloffset to pntsd before proving a DACL header fits inside the returne...

Siemens SIMATIC S7-1500 TM MFP Out-of-bounds Read (CVE-2026-23141)

In the Linux kernel, the following vulnerability has been resolved: btrfs: send: check for inline extents in rangeisholeinparent Before accessing the diskbytenr field of a file extent item we need to check if we are dealing with an inline extent. This is because for inline extents their data star...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2025-38250)

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Fix use-after-free in vhciflush syzbot reported use-after-free in vhciflush without repro. 0 From the splat, a thread closed a vhci file descriptor while its device was being used by iotcl on another thread...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-45991)

In the Linux kernel, the following vulnerability has been resolved: udf: fix partition descriptor append bookkeeping Mounting a crafted UDF image with repeated partition descriptors can trigger a heap out-of-bounds write in partdescsloc. handlepartitiondescriptor deduplicates entries by partition...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31612)

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate EaNameLength in smb2getea smb2getea reads eareq-EaNameLength from the client request and passes it directly to strncmp as the comparison length without verifying that the length of the name really is the size of t...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-23278)

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: always walk all pending catchall elements During transaction processing we might have more than one catchall element: 1 live catchall element and 1 pending element that is coming as part of the new batch. If...

Siemens SIMATIC S7-1500 TM MFP Improper Update of Reference Count (CVE-2026-46099)

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix NOREF dst use in seg6 and rpl lwtunnels seg6inputcore and rplinput call ip6routeinput which sets a NOREF dst on the skb, then pass it to dstcachesetip6 invoking dsthold unconditionally. On PREEMPTRT, ksoftirqd is...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31580)

In the Linux kernel, the following vulnerability has been resolved: bcache: fix cacheddev.sbbio use-after-free and crash In our production environment, we have received multiple crash reports regarding libceph, which have caught our attention: 6888366.280350 Call Trace: 6888366.280452...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31622)

In the Linux kernel, the following vulnerability has been resolved: NFC: digital: Bounds check NFC-A cascade depth in SDD response handler The NFC-A anti-collision cascade in digitalinrecvsddres appends 3 or 4 bytes to target-nfcid1 on each round, but the number of cascade rounds is controlled...

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-2026-46307)

In the Linux kernel, the following vulnerability has been resolved: wifi: ath5k: do not access array OOB Vincent reports: The ath5k driver seems to do an array-index-out-of-bounds access as shown by the UBSAN kernel message: UBSAN: array-index-out-of-bounds in...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-53245)

In the Linux kernel, the following vulnerability has been resolved: net/802/mrp: fix vector attribute parsing in mrppduparsevecattr In mrppduparsevecattr, vector attribute events are encoded three per byte and valen tracks the number of events left to process. The parser decrements valen after...