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...

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...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-45835)

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix null-ptr-deref in l2capsocknewconnectioncb 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-2026-31696)

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fix missing validation of ticket length in non-XDR key preparsing In rxrpcpreparse, there are two paths for parsing key payloads: the XDR path for large payloads and the non-XDR path for payloads = 28 bytes. While the XDR...

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...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-53349)

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrack: destroy stale expectfn expectations on unregister NAT helpers such as nfnath323 store a raw pointer to module text in exp-expectfn e.g. ipnatq931expect. nfcthelperexpectfnunregister only unlinks the callba...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-45850)

In the Linux kernel, the following vulnerability has been resolved: ipvs: skip ipv6 extension headers for csum checks Protocol checksum validation fails for IPv6 if there are extension headers before the protocol header. iph-len already contains its offset, so use it to fix the problem. This plug...

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 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-2026-23442)

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 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-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 Improper Input Validation (CVE-2026-31694)

In the Linux kernel, the following vulnerability has been resolved: fuse: reject oversized dirents in page cache fuseadddirenttocache computes a serialized dirent size from the server-controlled namelen field and copies the dirent into a single page-cache page. The existing logic only checks...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46165)

In the Linux kernel, the following vulnerability has been resolved: openvswitch: vport: fix self-deadlock on release of tunnel ports vports are used concurrently and protected by RCU, so netdevput must happen after the RCU grace period. So, either in an RCU call or after the synchronizenet. The...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46322)

In the Linux kernel, the following vulnerability has been resolved: tun: free page on buildskb failure in tunxdpone When buildskb fails in tunxdpone, the function sets ret to -ENOMEM and jumps to the out label, which returns without freeing the page that vhostnetbuildxdp allocated for the frame. ...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2024-57993)

In the Linux kernel, the following vulnerability has been resolved: HID: hid-thrustmaster: Fix warning in thrustmasterprobe by adding endpoint check syzbot has found a type mismatch between a USB pipe and the transfer endpoint, which is triggered by the hid-thrustmaster driver1. There is a number...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31583)

In the Linux kernel, the following vulnerability has been resolved: media: em28xx: fix use-after-free in em28xxv4l2open em28xxv4l2open reads dev-v4l2 without holding dev-lock, creating a race with em28xxv4l2init's error path and em28xxv4l2fini, both of which free the em28xxv4l2 struct and set...

Siemens SIMATIC S7-1500 TM MFP Improper Update of Reference Count (CVE-2026-23296)

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix refcount leak for tagsetrefcnt This leak will cause a hang when tearing down the SCSI host. For example, iscsid hangs with the following call trace: 130120.652718 scsiallocsdev: Allocation failure during SCSI...

Siemens SIMATIC S7-1500 TM MFP Incorrect Synchronization (CVE-2026-23281)

In the Linux kernel, the following vulnerability has been resolved: wifi: libertas: fix use-after-free in lbsfreeadapter The lbsfreeadapter function uses timerdelete non-synchronous for both commandtimer and txlockuptimer before the structure is freed. This is incorrect because timerdelete does n...

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...