CVE-2026-64553

A flaw was found in the Linux kernel's packet sampling psample network module. This vulnerability, specifically within the PSAMPLEATTRDATA attribute handling, occurs because the nlaput function does not properly clear padding bytes. When the data length is not a multiple of four bytes,...

CVE-2026-64552

A flaw was found in the Linux kernel's virtio-net component. A malicious virtio backend can exploit an insufficient length check in the receivebig function, leading to an out-of-bounds write. This vulnerability can result in a denial of service DoS due to system instability or crashes...

CVE-2026-64547

A flaw was found in the Linux kernel's net1080 USB network adapter driver. A malicious NetChip 1080 device could send a specially crafted network frame with an invalid packet length. This could lead to an out-of-bounds read when processing the packet, causing a system crash and resulting in a...

CVE-2026-64555

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM for ARM64 architecture, specifically affecting nested virtualization. The kvmhyphandlemops function, responsible for handling certain virtualization operations, incorrectly restored the SPSREL2 register. This occurred because...

CVE-2026-64540

A flaw was found in the Linux kernel's GeneLink GL620A USB network driver. A malicious GeneLink device can send specially crafted Universal Serial Bus USB packets that cause an out-of-bounds read vulnerability. This can lead to the disclosure of sensitive kernel memory, potentially revealing...

CVE-2026-64551

A flaw was found in the Linux kernel's Stream Control Transmission Protocol SCTP. This vulnerability allows a remote attacker or a local unprivileged user to potentially access and disclose sensitive information. By sending a malformed error message, the system can be tricked into reading and the...

CVE-2026-64542

A flaw was found in the Linux kernel's IPv6 Neighbor Discovery NDISC component. An unprivileged user, operating within a network namespace, can trigger a null pointer dereference in the acceptuntrackedna function. This occurs due to a race condition where the inet6dev structure is re-fetched...

CVE-2026-64546

A flaw was found in the Linux kernel. A specially crafted Extended Display Identification Data EDID, which describes display capabilities, can cause a heap out-of-bounds read in the drmparsetiledblock function within the drm/edid component. This vulnerability could lead to system instability or t...

PT-2026-65849

In the Linux kernel, the following vulnerability has been resolved: s390/pkey: Check length in PKEY VERIFYPROTK ioctl Explicitly check the buffer length request structure provided by user-space and fail, if it exceeds the buffer size...

PT-2026-65848

In the Linux kernel, the following vulnerability has been resolved: s390/pkey: Check length in pkey pckmo handler implementation Explicitly check the length of the target buffer in the pkey pckmo implementation of the key to protkey handler function. The handler function fails, if the generated...

The vulnerability of the bm_register_write() function in the fs/binfmt_misc.c module of the Linux file system allows a attacker to cause a service failure.

The vulnerability of the bmregisterwrite function in the fs/binfmtmisc.c file of the Linux kernel file system allows for the exploitation of resources after their valid duration has ended. Exploiting this vulnerability can enable a hacker to cause service failures...

The vulnerability of the usb_stor_Bulk_transport() function in the drivers/usb/storage/transport.c file of the Linux operating system’s USB device driver module allows a hacker to cause a service failure.

The vulnerability of the usbstorBulktransport function in the drivers/usb/storage/transport.c file of the Linux device driver module is related to the failure to release resources after their useful life has expired. Exploiting this vulnerability could allow an attacker to cause a service failure...

The vulnerability of the __folio_split() function in the mm/huge_memory.c module of the Linux kernel’s memory management subsystem allows a hacker to trigger a system failure.

The vulnerability of the foliosplit function in the mm/hugememory.c module of the Linux kernel’s memory management subsystem is related to pointer manipulation. Exploiting this vulnerability could allow an attacker to cause a system failure...

The vulnerability of the inet_diag_msg_sctpladdrs_fill() function in the net/sctp/diag.c module of the Linux operating system’s kernel implementation of the SCTP protocol allows a attacker to cause a service failure.

The vulnerability of the inetdiagmsgsctpladdrsfill function in the net/sctp/diag.c module of the SCTP protocol implementation in the Linux operating system is related to synchronization errors when using a shared resource “Race Condition”. Exploiting this vulnerability can allow an attacker to...

Linux Distros Unpatched Vulnerability : CVE-2026-64556

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - perf/core: Detach event groups during removeonexec perfeventremoveonexec removes events by calling perfeventexitevent. For top-level events, this removes the...

The vulnerability of the memfd_alloc_folio() function in the mm/memfd.c module of the Linux kernel’s memory management subsystem allows a hacker to gain unauthorized access to protected information.

The vulnerability of the memfdallocfolio function in the mm/memfd.c module of the Linux kernel’s memory management subsystem is related to the use of an uninitialized resource. Exploiting this vulnerability could allow an attacker to gain unauthorized access to protected information...

PT-2026-65734

In the Linux kernel, the following vulnerability has been resolved: perf/core: Detach event groups during remove on exec perf event remove on exec removes events by calling perf event exit event. For top-level events, this removes the event from the context with DETACH EXIT only. This can leave...

The vulnerability of the cifs_construct_tcon() function in the fs/smb/client/connect.c module, which is part of the SMB client support in Linux kernel, allows a hacker to cause a service failure.

The vulnerability of the cifsconstructtcon function in the fs/smb/client/connect.c module, which is part of the SMB client support in Linux kernel, involves the failure to release resources after their useful life has ended. Exploiting this vulnerability could allow an attacker to cause service...

The vulnerability of the ipv4 component in the Linux operating system’s kernel allows attackers to increase their privileges and cause service interruptions.

The vulnerability of the ipv4 component in the Linux operating system’s kernel is related to writing beyond the buffer boundaries. Exploiting this vulnerability can allow an attacker to increase their privileges and cause service interruptions...

PT-2026-65735

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2cap sock new connection cb l2cap sock new connection cb returned l2cap pisk-chan after release sockparent. Once the parent lock is dropped the newly enqueued child socket sk is reachable...