Linux kernel Heap Buffer Overflow DoS

The vulnerability of the fiblookup function in the include/net/ipfib.h component of the Linux kernel is related to the use of a name with an incorrect reference. Exploiting this vulnerability could allow an attacker to compromise the confidentiality and integrity of the protected information...

Linux Octeontx2 DoS

The vulnerability in the otx2freesqres function within the drivers/net/ethernet/marvell/octeontx2/nic/otx2pf.c file of the Linux kernel system is related to a resource leak that occurs after the expiration of its valid usage period. Exploitation of this vulnerability may enable an attacker to cau...

Linux kernel aa_label_alloc Heap Buffer Overflow DoS

The vulnerability of the aalabelalloc function in the security/apparmor/label.c component of the Linux kernel is related to insufficient resource control during its existence. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-23336)

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: cancel rfkillblock work in wiphyunregister There is a use-after-free error in cfg80211shutdownallinterfaces found by syzkaller: BUG: KASAN: use-after-free in cfg80211shutdownallinterfaces+0x213/0x220 Read of size ...

Siemens SIMATIC S7-1500 TM MFP Improper Control of a Resource Through its Lifetime (CVE-2026-43503)

"In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through frag-transfer helpers Two frag-transfer helpers pskbcopyfclone and skbshift fail to propagate the SKBFLSHAREDFRAG bit in skbshinfo-flags when moving frags from source to...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46047)

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: ns: Fix use-after-free in driver remove In the remove callback, if a packet arrives after destroyworkqueue is called, but before sockrelease, the qrtrnsdataready callback will try to queue the work, causing...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-31625)

In the Linux kernel, the following vulnerability has been resolved: HID: alps: fix NULL pointer dereference in alpsrawevent Commit ecfa6f34492c 'HID: Add HIDCLAIMEDINPUT guards in rawevent callbacks missing them' attempted to fix up the HID drivers that had missed the previous fix that was done i...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46137)

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: ADDADDR rtx: fix potential data-race This mptcppmaddtimer helper is executed as a timer callback in softirq context. To avoid any data races, the socket lock needs to be held with bhlocksock. If the socket is in use,...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46018)

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: stop parsing UAC2 rates at MAXNRRATES parseuac2sampleraterange caps the number of enumerated rates at MAXNRRATES, but it only breaks out of the current rate loop. A malformed UAC2 RANGE response with additional...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-45842)

"In the Linux kernel, the following vulnerability has been resolved: slip: reject VJ receive packets on instances with no rstate array slhcinit accepts rslots == 0 as a valid configuration, with the documented meaning of 'no receive compression'. In that case the allocation loop in slhcinit is...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-43110)

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: validate bsscfg indices in IF events brcmffwehhandleifevent validates the firmware-provided interface index before it touches drvr-iflist, but it still uses the raw bsscfgidx field as an array index without a...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-43117)

In the Linux kernel, the following vulnerability has been resolved: btrfs: tracepoints: get correct superblock from dentry in event btrfssyncfile If overlay is used on top of btrfs, dentry-dsb translates to overlay's super block and fsid assignment will lead to a crash. Use fileinodefile-isb to...

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-2026-46151)

In the Linux kernel, the following vulnerability has been resolved: usb: usblp: fix heap leak in IEEE 1284 device ID via short response usblpctrlmsg collapses the usbcontrolmsg return value to 0/-errno, discarding the actual number of bytes transferred. A broken printer can complete the GETDEVICE...

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 Expired Pointer Dereference (CVE-2026-46125)

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: remove station if connection prep fails If connection preparation fails for MLO connections, then the interface is completely reset to non-MLD. In this case, we must not keep the station since it's related to the...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-53184)

"In the Linux kernel, the following vulnerability has been resolved: udp: clear skb-dev before running a sockmap verdict On the UDP receive path skb-dev is repurposed as devscratch the truesize/state cache set by udpsetdevscratch, through the union struct netdevice dev; unsigned long devscratch; ...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-43496)

In the Linux kernel, the following vulnerability has been resolved: net/sched: schred: Replace direct dequeue call with peek and qdiscdequeuepeeked When red qdisc has children eg qfq qdisc whose peek callback is qdiscpeekdequeued, we could get a kernel panic. When the parent of such qdiscs eg...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-46190)

In the Linux kernel, the following vulnerability has been resolved: mtd: spi-nor: debugfs: fix out-of-bounds read in spinorparamsshow Sashiko noticed an out-of-bounds read 1. In spinorparamsshow, the snorfnames array is passed to spinorprintflags using sizeofsnorfnames. Since snorfnames is an arr...

Siemens SIMATIC S7-1500 TM MFP Improper Input Validation (CVE-2026-45844)

In the Linux kernel, the following vulnerability has been resolved: netfilter: arptables: fix IEEE1394 ARP payload parsing Weiming Shi says: 'arppacketmatch unconditionally parses the ARP payload assuming two hardware addresses are present source and target. However, IPv4-over-IEEE1394 ARP RFC 27...