Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2025-39997)

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: fix race condition to UAF in sndusbmidifree The previous commit 0718a78f6a9f 'ALSA: usb-audio: Kill timer properly at removal' patched a UAF issue caused by the error timer. However, because the error timer kill...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2025-21830)

In the Linux kernel, the following vulnerability has been resolved: landlock: Handle weird files A corrupted filesystem e.g. bcachefs might return weird files. Instead of throwing a warning and allowing access to such file, treat them as regular files. This plugin only works with Tenable.ot. Plea...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2025-21725)

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix oops due to unset link speed It isn't guaranteed that NETWORKINTERFACEINFO::LinkSpeed will always be set by the server, so the client must handle any values and then prevent oopses like below from happening: Oops...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2025-22105)

In the Linux kernel, the following vulnerability has been resolved: bonding: check xdp prog when set bond mode Following operations can trigger a warning1: ip netns add ns1 ip netns exec ns1 ip link add bond0 type bond mode balance-rr ip netns exec ns1 ip link set dev bond0 xdp obj afxdpkern.o se...

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-2026-31532)

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 Improper Input Validation (CVE-2026-46113)

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN The shadow MMU computes GFNs for direct shadow pages using sp-gfn plus the SPTE index. This assumption breaks for shadow paging if the guest page tables are modifie...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31676)

In the Linux kernel, the following vulnerability has been resolved: rxrpc: only handle RESPONSE during service challenge Only process RESPONSE packets while the service connection is still in RXRPCCONNSERVICECHALLENGING. Check that state under statelock before running response verification and...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31407)

In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: add missing netlink policy validations Hyunwoo Kim reports out-of-bounds access in sctp and ctnetlink. These attributes are used by the kernel without any validation. Extend the netlink policies accordingly...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46056)

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: fix potential UAF in SSP passkey handlers hciconn lookup and field access must be covered by hdev lock in hciuserpasskeynotifyevt and hcikeypressnotifyevt, otherwise the connection can be freed concurrently...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46214)

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: fix accept queue count leak on transport mismatch virtiotransportrecvlisten calls skacceptqadded before vsockassigntransport. If vsockassigntransport fails or selects a different transport, the error path returns...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-45834)

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix null-ptr-deref in l2capsockstatechangecb Add the same NULL guard already present in l2capsockresumecb and l2capsockreadycb. This plugin only works with Tenable.ot. Please visit...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-43080)

In the Linux kernel, the following vulnerability has been resolved: l2tp: Drop large packets with UDP encap syzbot reported a WARN on my patch series 1. The actual issue is an overflow of 16-bit UDP length field, and it exists in the upstream code. My series added a debug WARN with an overflow...

Siemens SIMATIC S7-1500 TM MFP Integer Underflow (CVE-2026-31617)

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: validate minimum blocklen in ncmunwrapntb The blocklen read from the host-supplied NTB header is checked against ntbmax but has no lower bound. When blocklen is smaller than opts-ndpsize, the bounds check of:...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46050)

In the Linux kernel, the following vulnerability has been resolved: md/raid10: fix deadlock with check operation and nowait requests When an array check is running it will raise the barrier at which point normal requests will become blocked and increment the nrpending value to signal there is wor...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31637)

In the Linux kernel, the following vulnerability has been resolved: rxrpc: reject undecryptable rxkad response tickets rxkaddecryptticket decrypts the RXKAD response ticket and then parses the buffer as plaintext without checking whether cryptoskcipherdecrypt succeeded. A malformed RESPONSE can...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46026)

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: ns: Limit the maximum number of lookups Current code does no bound checking on the number of lookups a client can perform. Though the code restricts the lookups to local clients, there is still a possibility of a...

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-2026-46177)

In the Linux kernel, the following vulnerability has been resolved: ipmi: Add limits to event and receive message requests The driver would just fetch events and receive messages until the BMC said it was done. To avoid issues with BMCs that never say they are done, add a limit of 10 fetches at a...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46185)

In the Linux kernel, the following vulnerability has been resolved: smb/client: fix out-of-bounds read in symlinkdata Since smb2checkmessage returns success without length validation for the symlink error response, in symlinkdata it is possible for iov-iovlen to be smaller than sizeofstruct...