CVE-2026-43041

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: replace qrtrtxflow radixtree with xarray to fix memory leak radixtreecreate allocates and links intermediate nodes into the tree one by one. If a subsequent allocation fails, the already-linked nodes remain in the tree...

CVE-2026-43035

In the Linux kernel, the following vulnerability has been resolved: net: sched: clsapi: fix tcchainfillnode to initialize tcminfo to zero to prevent an info-leak When building netlink messages, tcchainfillnode never initializes the tcminfo field of struct tcmsg. Since the allocation is not zeroed...

CVE-2026-43019

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciconn: fix potential UAF in setcigparamssync hciconn lookup and field access must be covered by hdev lock in setcigparamssync, otherwise it's possible it is freed concurrently. Take hdev lock to prevent hciconn from...

CVE-2026-43046

In the Linux kernel, the following vulnerability has been resolved: btrfs: reject root items with dropprogress and zero droplevel BUG When recovering relocation at mount time, mergerelocroot and btrfsdropsnapshot both use BUGONlevel == 0 to guard against an impossible state: a non-zero dropprogre...

CVE-2026-31772

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: fix stack buffer overflow in hcilebigcreatesync hcilebigcreatesync uses DEFINEFLEX to allocate a struct hcicplebigcreatesync on the stack with room for 0x11 17 BIS entries. However, conn-numbis can hold up to...

CVE-2026-43013

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: lag: Check for LAG device before creating debugfs mlx5lagdevaddmdev may return 0 success even when an error occurs that is handled gracefully. Consequently, the initialization flow proceeds to call mlx5ldevadddebugfs ev...

CVE-2026-31785

In the Linux kernel, the following vulnerability has been resolved: drm/xe/xepagefault: Disallow writes to read-only VMAs The page fault handler should reject write/atomic access to read only VMAs. Add code to handle this in xepagefaultservice after the VMA lookup. v2: - Apply max line length...

CVE-2026-43012

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix switchdev mode rollback in case of failure If for some internal reason switchdev mode fails, we rollback to legacy mode, before this patch, rollback will unregister the uplink netdev and leave it unregistered causin...

CVE-2026-31726

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uvc: fix NULL pointer dereference during unbind race Commit b81ac4395bbe "usb: gadget: uvc: allow for application to cleanly shutdown" introduced two stages of synchronization waits totaling 1500ms in uvcfunctionunbi...

CVE-2026-31776

In the Linux kernel, the following vulnerability has been resolved: ALSA: ctxfi: Fix missing SPDIFI1 index handling SPDIF1 DAIO type isn't properly handled in daiodeviceindex for hw20k2, and it returned -EINVAL, which ended up with the out-of-bounds array access. Follow the hw20k1 pattern and...

CVE-2026-42478

An issue was discovered in VrmlDataIndexedFaceSet::TShape in the VRML V2.0 parser in Open CASCADE Technology OCCT V800rc5 allows attackers to cause a denial of service via a crafted VRML file. The issue occurs because malformed VRML input can trigger dereference of a corrupt or unvalidated pointe...

CVE-2026-31749

In the Linux kernel, the following vulnerability has been resolved: comedi: niatmio16d: Fix invalid clean-up after failed attach If the driver's COMEDI "attach" handler function atmio16dattach returns an error, the COMEDI core will call the driver's "detach" handler function atmio16ddetach to cle...

CVE-2026-43028

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtables: ensure names are nul-terminated Reject names that lack a \0 character before feeding them to functions that expect c-strings. Fixes tag is the most recent commit that needs this change...

CVE-2026-31758

In the Linux kernel, the following vulnerability has been resolved: usb: usbtmc: Flush anchored URBs in usbtmcrelease When calling usbtmcrelease, pending anchored URBs must be flushed or killed to prevent use-after-free errors e.g. in the HCD giveback path. Call usbtmcdrawdown to allow anchored...

CVE-2026-43505

An issue was discovered in Prosody before 0.12.6 and 1.0.0 through 13.0.0 before 13.0.5, when modproxy65 is enabled. Because modproxy65 mishandles access control in the activation scenario, relaying of unauthenticated traffic can occur...

CVE-2026-31723

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fsubset: Fix netdevice lifecycle with devicemove The netdevice is allocated during function instance creation and registered during the bind phase with the gadget device as its sysfs parent. When the function unbinds...

CVE-2026-43040

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: ndisc: fix ndiscrauseropt to initialize nduseroptpadX fields to zero to prevent an info-leak When processing Router Advertisements with user options the kernel builds an RTMNEWNDUSEROPT netlink message. The nduseroptms...

CVE-2026-43053

In the Linux kernel, the following vulnerability has been resolved: xfs: close crash window in attr dabtree inactivation When inactivating an inode with node-format extended attributes, xfsattr3nodeinactive invalidates all child leaf/node blocks via xfstransbinval, but intentionally does not remo...

CVE-2026-43017

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: validate mesh send advertising payload length meshsend currently bounds MGMTOPMESHSEND by total command length, but it never verifies that the bytes supplied for the flexible advdata array actually match the...

CVE-2026-31782

In the Linux kernel, the following vulnerability has been resolved: perf/x86: Fix potential bad containerof in intelpmuhwconfig Auto counter reload may have a group of events with software events present within it. The software event PMU isn't the x86hybridpmu and a containerof operation in...

CVE-2026-42476

Two heap-based out-of-bounds read vulnerabilities in the STL ASCII file parser in Open CASCADE Technology OCCT V800rc5 exist in RWStlReader::ReadAscii because buffers returned by StandardReadLineBuffer::ReadLine are not properly length-validated before strncasecmp or direct byte access...

CVE-2026-43054

In the Linux kernel, the following vulnerability has been resolved: scsi: target: tcmloop: Drain commands in targetreset handler tcmlooptargetreset violates the SCSI EH contract: it returns SUCCESS without draining any in-flight commands. The SCSI EH documentation scsieh.rst requires that when a...

CVE-2026-43055

In the Linux kernel, the following vulnerability has been resolved: scsi: target: file: Use kzallocflex for aiocmd The targetcorefile doesn't initialize the aiocmd-iocb for the kiwritestream. When a write command fdexecuterwaio is executed, we may get a bogus kiwritestream value, causing unintend...

CVE-2026-31741

In the Linux kernel, the following vulnerability has been resolved: counter: rz-mtu3-cnt: prevent counter from being toggled multiple times Runtime PM counter is incremented / decremented each time the sysfs enable file is written to. If user writes 0 to the sysfs enable file multiple times,...

CVE-2026-31712

In the Linux kernel, the following vulnerability has been resolved: ksmbd: require minimum ACE size in smbcheckpermdacl Both ACE-walk loops in smbcheckpermdacl only guard against an under-sized remaining buffer, not against an ACE whose declared ace-size is smaller than the struct it claims to...

CVE-2026-31701

In the Linux kernel, the following vulnerability has been resolved: ALSA: caiaq: take a reference on the USB device in createcard The caiaq driver stores a pointer to the parent USB device in cdev-chip.dev but never takes a reference on it. The card's privatefree callback, sndusbcaiaqcardfree, ca...

CVE-2026-31704

In the Linux kernel, the following vulnerability has been resolved: ksmbd: use checkaddoverflow to prevent u16 DACL size overflow setposixaclentriesdacl and setntacldacl accumulate ACE sizes in u16 variables. When a file has many POSIX ACL entries, the accumulated size can wrap past 65535, causin...

CVE-2026-31706

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate numaces and harden ACE walk in smbinheritdacl smbinheritdacl trusts the on-disk numaces value from the parent directory's DACL xattr and uses it to size a heap allocation: acesbase = kmallocsizeofstruct smbace...

CVE-2026-31711

In the Linux kernel, the following vulnerability has been resolved: smb: server: fix activenumconn leak on transport allocation failure Commit 77ffbcac4e56 "smb: server: fix leak of activenumconn in ksmbdtcpnewconnection" addressed the kthreadrun failure path. The earlier alloctransport == NULL...

CVE-2026-31713

In the Linux kernel, the following vulnerability has been resolved: fuse: abort on fatal signal during sync init When sync init is used and the server exits for some reason error, crash while processing FUSEINIT, the filesystem creation will hang. The reason is that while all other threads will...

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...

CVE-2026-31719

In the Linux kernel, the following vulnerability has been resolved: crypto: krb5enc - fix async decrypt skipping hash verification krb5encdispatchdecrypt sets req-base.complete as the skcipher callback, which is the caller's own completion handler. When the skcipher completes asynchronously, this...

CVE-2026-31714

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid memory leak in f2fsrename syzbot reported a f2fs bug as below: BUG: memory leak unreferenced object 0xffff888127f70830 size 16: comm "syz.0.23", pid 6144, jiffies 4294943712 hex dump first 16 bytes: 3c af 57 72...

CVE-2026-31705

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out-of-bounds write in smb2getea EA alignment smb2getea applies 4-byte alignment padding via memset after writing each EA entry. The bounds check on buffreelen is performed before the value memcpy, but the alignment...

CVE-2026-31708

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix OOB read in smb2ioctlqueryinfo QUERYINFO path smb2ioctlqueryinfo has two response-copy branches: PASSTHRUFSCTL and the default QUERYINFO path. The QUERYINFO branch clamps qi.inputbufferlength to the server-report...

CVE-2026-31715

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix UAF caused by decrementing sbi-nrpages in f2fswriteendio The xfstests case "generic/107" and syzbot have both reported a NULL pointer dereference. The concurrent scenario that triggers the panic is as follows:...

CVE-2026-42482

A stack-based buffer overflow in mangletohexlower and mangletohexupper in src/rpcpu.c in hashcat v7.1.2 allows an attacker to cause a denial of service or possibly execute arbitrary code via a crafted rule file, or via the -j or -k rule options used with password candidates of 128 or more...

CVE-2026-42483

A heap-based buffer overflow in the Kerberos hash parser in hashcat v7.1.2 allows an attacker to cause a denial of service or possibly execute arbitrary code via a crafted Kerberos hash file. The issue affects modulehashdecode in multiple Kerberos-related modules because accountinfolen is...

CVE-2026-31699

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp: Don't attempt to copy CSR to userspace if PSP command failed When retrieving the PEK CSR, don't attempt to copy the blob to userspace if the firmware command failed. If the failure was due to an invalid length, i.e...

CVE-2026-31717

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate owner of durable handle on reconnect Currently, ksmbd does not verify if the user attempting to reconnect to a durable handle is the same user who originally opened the file. This allows any authenticated user to...

CVE-2026-31709

In the Linux kernel, the following vulnerability has been resolved: smb: client: validate the whole DACL before rewriting it in cifsacl buildsecdesc and idmodetocifsacl derive a DACL pointer from a server-supplied dacloffset and then use the incoming ACL to rebuild the chmod/chown security...

CVE-2026-31710

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix dir separator in SMB1 UNIX mounts When calling cifsmountgettcon with SMB1 UNIX mounts, @cifssb-mntcifsflags needs to be read or updated only after calling resetcifsunixcaps, otherwise it might end up with missing...

CVE-2026-31716

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: validate rec-used in journal-replay file record check checkfilerecord validates rec-total against the record size but never validates rec-used. The doaction journal-replay handlers read rec-used from disk and use it to...

CVE-2026-31707

In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate response sizes in ipcvalidatemsg ipcvalidatemsg computes the expected message size for each response type by adding or multiplying attacker-controlled fields from the daemon response to a fixed struct size in...

CVE-2026-31718

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbdclosefd via durable scavenger When a durable file handle survives session disconnect TCP close without SMB2LOGOFF, sessionfdcheck sets fp-conn = NULL to preserve the handle for later reconnection...

CVE-2026-42484

A heap-based buffer overflow in hextobinary in the PKZIP hash parser in hashcat v7.1.2 allows an attacker to cause a denial of service or possibly execute arbitrary code via a crafted PKZIP hash file. The issue affects modules 17200, 17210, 17220, 17225, and 17230. When datatypeenum=1,...

CVE-2026-31697

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp: Don't attempt to copy ID to userspace if PSP command failed When retrieving the ID for the CPU, don't attempt to copy the ID blob to userspace if the firmware command failed. If the failure was due to an invalid...

CVE-2026-31702

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix use-after-free of sbi in f2fscompresswriteendio In f2fscompresswriteendio, decpagecountsbi, type can bring the F2FSWBCPDATA counter to zero, unblocking f2fswaitonallpages in f2fsputsuper on a concurrent unmount CPU. The...

CVE-2026-31695

In the Linux kernel, the following vulnerability has been resolved: wifi: virtwifi: remove SETNETDEVDEV to avoid use-after-free Currently we execute SETNETDEVDEVdev, &priv-lowerdev-dev for the virtwifi net devices. However, unregistering a virtwifi device in netdevruntodo can happen together with...

CVE-2026-31700

In the Linux kernel, the following vulnerability has been resolved: net/packet: fix TOCTOU race on mmap'd vnethdr in tpacketsnd In tpacketsnd, when PACKETVNETHDR is enabled, vnethdr points directly into the mmap'd TX ring buffer shared with userspace. The kernel validates the header via...