CVE-2026-90189

A flaw was found in the Linux kernel's nullblk component. A race condition can occur when the configfs subsystem is registered before default devices are created. This allows a local attacker, by performing a specific sequence of operations, to trigger a Use-After-Free UAF vulnerability. This cou...

CVE-2026-90185

A flaw was found in the Linux kernel's nullblk module. This vulnerability occurs because concurrent operations on configfs attributes are not properly synchronized. A local user could exploit this timing issue to modify data during device setup, leading to an out-of-bounds memory access. This cou...

CVE-2026-90181

A flaw was found in the Linux kernel's ublk universal block driver. A local attacker could trigger an xarray allocation failure during the teardown of a shared memory zero-copy SHMEMZC buffer. This issue causes the teardown process to enter an infinite retry loop, preventing forward progress and...

CVE-2026-90179

A flaw was found in the Linux kernel's AppArmor security module. When AppArmor is configured in complain mode and a local user attempts to use the changehat function for a non-existent security profile, a deadlock can occur. This happens because both the changehat function and the process of...

CVE-2026-90180

A flaw was found in the Linux kernel's mtip32xx block device driver. A local user with access to an already open block device could exploit a synchronization issue between ioctl handlers and device removal. This could lead to a use-after-free vulnerability, where the system attempts to access...

CVE-2026-90177

A flaw was found in the Linux kernel's BPF Berkeley Packet Filter verifier. This vulnerability arises because the atomic Read-Modify-Write RMW verification process does not consistently check pointer types across all execution paths. Specifically, it only records the instruction pointer type when...

CVE-2026-90174

A flaw was found in ksmbd in the Linux kernel. A remote attacker can send a specially crafted login response with an oversized hash size during the authentication process. This can lead to a slab-out-of-bounds read in the ksmbdallocuser function, potentially resulting in information disclosure or...

CVE-2026-90173

A flaw was found in the Linux kernel's SMB Direct smbdirect component. This vulnerability occurs because the system attempts to access memory that has already been freed when handling network communication. A remote attacker could exploit this timing issue, potentially leading to system instabili...

CVE-2026-90172

A flaw was found in the Linux kernel's smbdirect module, which handles high-performance data transfer using Remote Direct Memory Access RDMA. During an RDMA connection attempt, if the connection acceptance fails, the system incorrectly deallocates memory resources before all related operations ar...

CVE-2026-90170

A flaw was found in ksmbd, a component of the Linux kernel. This vulnerability occurs because the ipcvalidatemsg function reads length fields from an Inter-Process Communication IPC response buffer before verifying if the buffer is large enough. A local attacker, by providing a specially crafted...

CVE-2026-90171

A flaw was found in the SMB Direct smbdirect component of the Linux kernel. This vulnerability arises from an improper handling of child sockets during the shutdown process, where memory is released prematurely while still in use. A remote attacker could potentially exploit this timing issue to...

CVE-2026-90166

A flaw was found in the ksmbd Server Message Block server component of the Linux kernel. A remote attacker could exploit a null-pointer dereference vulnerability within the ksmbdipctreeconnectrequest function. This issue arises when the system attempts to access a memory location that has not bee...

CVE-2026-90164

A flaw was found in the Linux kernel's ksmbd server component. During the server's initialization process, an error in setting up internal process entries or counters is not handled correctly. This oversight can result in the system attempting to access a null pointer, which may lead to a system...

CVE-2026-90163

A flaw was found in the Linux kernel's ksmbd SMB server component. When the ksmbd module fails to initialize, certain resources, such as the proc tree and per-CPU counters, are not properly deallocated. This resource leak can be exploited by a local user, potentially leading to a Denial of Servic...

CVE-2026-90162

A flaw was found in ksmbd, a kernel module for SMB3 protocol support in the Linux kernel. A race condition exists in the smb2lock function, where a lock object can be freed while still being referenced, known as a Use-After-Free, and then freed again, known as a Double-Free. This occurs when...

CVE-2026-90161

A flaw was found in the Linux kernel's erofs filesystem. A local attacker could craft a malicious erofs image containing invalid interlaced ztailpacking pclusters. When this image is processed, it could lead to an out-of-bounds read from kernel memory. This vulnerability may allow an attacker to...

CVE-2026-90159

A flaw was found in the Linux kernel. Specifically, a concurrency vulnerability exists within the Berkeley Packet Filter BPF subsystem when handling cgroup UNIX getname hooks. This issue arises because certain BPF functions, bpfsetsockopt and bpfgetsockopt, are called without first acquiring a...

CVE-2026-90158

A flaw was found in the Linux kernel's m68k nfcon module. A deadlock can occur when the showconsactive function calls the .device method while holding the consolelistlock, and the consoleisregistered function attempts to acquire the same lock. This contention for the lock can lead to a system...

CVE-2026-90157

A flaw was found in the Linux kernel. A local attacker could exploit a vulnerability in the BPF Berkeley Packet Filter cgroup getsockopt hook. By providing a negative length value, a malicious BPF program could cause the kernel's memory copy function to process an invalid size. This could lead to...

CVE-2026-90155

A flaw was found in ksmbd, a Linux kernel module that provides an in-kernel SMB server. This vulnerability occurs due to improper handling of file lock requests. When filelock objects are freed while still part of the Virtual File System VFS blocked-request graph, it can lead to a system crash,...

CVE-2026-90154

A flaw was found in ksmbd, a server message block SMB protocol implementation within the Linux kernel. This vulnerability arises from improper management of session state changes, which can cause the system to incorrectly associate active network connections with an unintended session. As a resul...

CVE-2026-90152

A flaw was found in the smb/server component of the Linux kernel. A session leak in the ksmbdsessionregister function occurs when a session fails to be stored, leading to its reference count not being properly decremented. This can result in resource exhaustion, potentially allowing a remote...

CVE-2026-90151

A flaw was found in the Linux kernel's Network File System version 4 NFSv4 component. This vulnerability occurs when an NFSv4 client allocation fails, leaving a stale pointer to a freed client. A local attacker could potentially exploit this use-after-free condition by triggering a callback looku...

CVE-2026-90149

A flaw was found in the Linux kernel's NFSv4 Network File System version 4 flexfiles implementation. When an NFSv4.0 data server is used, two code paths incorrectly assume the client has a session, leading to a NULL pointer dereference. This issue can cause the kernel to crash, resulting in a...

CVE-2026-90148

A flaw was found in the Linux kernel's NFSv4 component. When the nfs4addlease function races with a delegation return, it can pass an incorrect, potentially null, argument to nfs4deletelease. This incorrect argument eventually leads to a null pointer dereference, which could allow a local attacke...

CVE-2026-90146

A flaw was found in the Linux kernel. The bpfxdplinkupdate function bypasses necessary checks when updating an eXpress Data Path XDP program. A local user can first create an XDP link with a standard program and then use BPFLINKUPDATE to replace it with an offloaded or device-bound program. This...

CVE-2026-90145

A flaw was found in the hinic3 network driver in the Linux kernel. This vulnerability occurs when the driver incorrectly handles skb socket buffer linearization, leading to a mismatch in the fragment count used for building transmit descriptors. This can result in out-of-bounds Direct Memory Acce...

CVE-2026-90143

A flaw was found in the Linux kernel's KCM Kernel Connection Multiplexer component. The kcmparsefuncstrparser function, which runs a BPF Berkeley Packet Filter parser, does not properly hold an RCU Read-Copy-Update read lock. This oversight can lead to BPF map operations triggering a warning,...

CVE-2026-90142

A flaw was found in the virtionet component of the Linux kernel. When an AFXDP Address Family eXpress Data Path socket is attached, the system fails to properly resize the RX receive ring buffer. This oversight can lead to an out-of-bounds write operation, where data is written beyond the allocat...

CVE-2026-90141

A flaw was found in the Linux kernel's IP Virtual Server IPVS FTP helper. A remote attacker could exploit an integer overflow vulnerability in the ipvsftpgetaddrport function by sending a specially crafted FTP PASV/EPSV response. This could cause the FTP helper to configure data connections with...

CVE-2026-90130

A flaw was found in the vdpasim component of the Linux kernel. During the cleanup process after a worker creation failure, an invalid pointer is dereferenced. This improper error handling can lead to a general protection fault, resulting in a system crash and a Denial of Service DoS...

CVE-2026-90139

A flaw was found in the Linux kernel's Filesystem in Userspace FUSE subsystem. When the fuseiget function fails to allocate an inode, such as under memory pressure, the subsequent fusefillsupersubmount function does not properly handle the returned null value. This oversight can lead to a null...

CVE-2026-90129

A flaw was found in the virtioballoon component of the Linux kernel. During device shutdown, the virtioballoon component fails to properly stop its asynchronous operations. This can lead to a system crash kernel panic if the paniconwarn setting is enabled, or cause the system to become unresponsi...

CVE-2026-90109

A flaw was found in the Linux kernel. A local attacker with root privileges could exploit a 32-bit integer overflow vulnerability in the networking scheduler's gred, bfifo, and plug enqueue functions. This occurs when the queue backlog, stored as a 32-bit integer, exceeds 4 Gigabytes GiB. The...

CVE-2026-90097

A flaw was found in the Linux kernel's VMBus module. When the VMBus module is loaded in a non-nested root partition without full initialization, attempting to unload it can trigger a memory fault. This improper cleanup of uninitialized resources results in a kernel panic, leading to a Denial of...

CVE-2026-90086

A flaw was found in the Linux kernel's xsk AFXDP subsystem. The zero-copy path incorrectly reads transmit TX metadata even when the XDPTXMETADATA option is not explicitly set. This can lead to the metadata union being overwritten with an unrequested timestamp, potentially causing data integrity...

CVE-2026-90095

A flaw was found in the Linux kernel's FUSE Filesystem in Userspace component. This vulnerability occurs when the FUSEOVERIOURING flag is not correctly handled during the initialization of a FUSE connection. A local attacker or a malicious FUSE server could exploit this by sending IORINGOPURINGCM...

CVE-2026-90085

A flaw was found in the Linux kernel's octeontx2-af driver. The rvudbgnixtmtreedisplay function, responsible for displaying NIX TM tree debug information, attempts to dereference a pointer without verifying if the associated context has been allocated. A local attacker can trigger a kernel crash...

CVE-2026-90084

A flaw was found in the Linux kernel's octeontx2-vf driver. A race condition exists during the network device's probe and removal process, which can cause the system to attempt to queue work on an uninitialized workqueue. This issue can result in a system crash, leading to a denial of service...

CVE-2026-90082

A flaw was found in the mana network driver within the Linux kernel. This vulnerability occurs because the driver incorrectly calculates the number of Message Signaled Interrupts MSI-X vectors, leading to an out-of-bounds write. A local attacker, by operating a specially crafted virtual machine,...

CVE-2026-90080

A flaw was found in the Linux kernel's octeontx2-pf driver. When switching to devlink eswitch mode, a null pointer dereference can occur in the afxdpzcqidx handling. This issue arises because the afxdpzcqidx pointer, which tracks receive queues, is not properly initialized in certain non-AFXDP...

CVE-2026-90072

A flaw was found in the Linux kernel. A local user with CAPNETADMIN privileges in a user namespace can configure a network device with an excessively large Maximum Transmission Unit MTU. This leads to a signed integer overflow when the kernel's sfqinit function calculates a quantum value. This...

CVE-2026-90078

A flaw was found in the Linux kernel's network scheduler component, actskbmod. Incorrect length calculations when processing network packets can lead to an underflowed length value or cause the system to drop valid short packets. This vulnerability could allow a remote attacker to cause a Denial ...

CVE-2026-90070

A flaw was found in the Linux kernel's Trusted Platform Module TPM driver for the ST33ZP24 chip. The st33zp24status function does not correctly handle errors when reading data from the I2C transport. This can result in uninitialized data being interpreted as valid TPM status flags, leading to...

CVE-2026-90067

A flaw was found in the Linux kernel's libceph component. A remote attacker could exploit this by sending a specially crafted Ceph messenger v2 protocol banner with a zero-length payload. This malformed banner causes the kernel to attempt a zero-length socket read, which violates internal state...

CVE-2026-90066

A flaw was found in the Linux kernel's ftrace module. This vulnerability occurs because the ftracedirectmultiinit function does not properly check the return value of kthreadrun. If kthreadrun fails, an error pointer is assigned, which is later passed to kthreadstop during module unload. This...

CVE-2026-90064

A flaw was found in the Linux kernel. Specifically, within the drm/xe driver, a vulnerability exists where a virtual machine VM not configured for fault handling attempts to process a page fault on an already valid virtual memory area VMA. This can lead to the Graphics Processing Unit GPU enterin...

CVE-2026-90062

A flaw was found in the Linux kernel's netfilter subsystem, specifically within the nftables component. This vulnerability occurs because the hardware offload step for network filtering rules is performed before the complete set of rules chain blob is built. This timing issue can lead to an...

CVE-2026-90060

A flaw was found in the Linux kernel's ALSA control module. A local user could create a write-only kcontrol element without a get callback. This could lead to a null pointer dereference in the LED layer, causing a system crash and resulting in a denial of service...

CVE-2026-90058

A flaw was found in the Linux kernel's networking scheduler net/sched. A local unprivileged user with CAPNETADMIN capabilities within a user namespace could provide a crafted size table to a deficit scheduler, such as DRR or ETS, with a small quantum. This manipulation can cause the scheduler to...