EUVD-2026-32808

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: Fix mis-use of RCU in mlx4srqevent Sashiko points out the radixtree itself is RCU safe, but nothing ever frees the mlx4srq struct with RCU, and it isn't even accessed within the RCU critical section. It also will crash...

CVE-2026-46181 RDMA/mlx4: Fix mis-use of RCU in mlx4_srq_event()

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: Fix mis-use of RCU in mlx4srqevent Sashiko points out the radixtree itself is RCU safe, but nothing ever frees the mlx4srq struct with RCU, and it isn't even accessed within the RCU critical section. It also will crash...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from issues with the pkvminitvcpu function in KVM arm64. These issues involve pin leakage and ordering...

CLSA-2026-1778493745 opensc: Fix of 5 CVEs

CVE-2024-45615: initialize uninitialized variables passed as arguments - CVE-2024-45616: fix insufficient control of APDU response buffer length - CVE-2024-45617: check return values to avoid uninitialized variable use - CVE-2024-45618: check return values in pkcs15-init to avoid uninitialized...

EUVD-2026-28701

In the Linux kernel, the following vulnerability has been resolved: drm/xe/sync: Cleanup partially initialized sync on parse failure xesyncentryparse can allocate references syncobj, fence, chain fence, or user fence before hitting a later failure path. Several of those paths returned directly,...

CVE-2026-43408

In the Linux kernel, the following vulnerability has been resolved: ceph: add a bunch of missing cephpathinfo initializers cephmdscbuildpath must be called with a zero-initialized cephpathinfo parameter, or else the following cephmdscfreepathinfo may crash. Example crash on Linux 6.18.12:...

PT-2026-39069

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Ceph component of the Linux kernel where the ceph mdsc build path function is called without a zero-initialized ceph path info parameter. Because ceph mdsc build pat...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the ndiscrauseropt function failing to initialize the padding field in the nduseroptmsg structure, resulting...

JLSEC-2026-310

HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5Znbitdecompressonebyte in H5Znbit.c, caused by the earlier use of an initialized pointer...

EUVD-2026-21180

In wolfSSL, ARIA-GCM cipher suites used in TLS 1.2 and DTLS 1.2 reuse an identical 12-byte GCM nonce for every application-data record. Because wcAriaEncrypt is stateless and passes the caller-supplied IV verbatim to the MagicCrypto SDK with no internal counter, and because the explicit IV is...

CVE-2026-23353

A flaw was found in the Linux kernel's ice network driver. When a local user performs an ethtool offline loopback test, the system can experience a kernel null pointer dereference. This occurs because the libeth library for the receive ring is not properly initialized. Successful exploitation of...

CVE-2026-23329

In the Linux kernel, the following vulnerability has been resolved: libie: don't unroll if fwlog isn't supported The libiefwlogdeinit function can be called during driver unload even when firmware logging was never properly initialized. This led to call trace: 148.576156 Oops: Oops: 0000 1 SMP...

CVE-2026-26958 filippo.io/edwards25519 MultiScalarMult function produces invalid results or undefined behavior if receiver is not the identity

filippo.io/edwards25519 is a Go library implementing the edwards25519 elliptic curve with APIs for building cryptographic primitives. In versions 1.1.0 and earlier, MultiScalarMult produces invalid results or undefined behavior if the receiver is not the identity point. If Point.MultiScalarMult i...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003049)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003049 advisory. Linux kernel vhost since version 4.8 does not properly initialize memory in messages passed between virtual guests and the host operating system in the...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: Directly freeing partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocation failed in btrfsgettreesubvol, then there is no need to call btrfsfreefsinfo. Otherwise,...

CVE-2025-68365 fs/ntfs3: Initialize allocated memory before use

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Initialize allocated memory before use KMSAN reports: Multiple uninitialized values detected: - KMSAN: uninit-value in ntfsreadhdr 3 - KMSAN: uninit-value in bcmp 3 Memory is allocated by getname, which is a wrapper for...

SUSE CVE-2025-68338

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Don't free uninitialized kszirq If something goes wrong at setup, kszirqfree can be called on uninitialized kszirq for example when kszptpirqsetup fails. It leads to freeing uninitialized IRQ numbers and/or...

CVE-2025-68338

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Don't free uninitialized kszirq If something goes wrong at setup, kszirqfree can be called on uninitialized kszirq for example when kszptpirqsetup fails. It leads to freeing uninitialized IRQ numbers and/or...

CVE-2025-68338 net: dsa: microchip: Don't free uninitialized ksz_irq

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Don't free uninitialized kszirq If something goes wrong at setup, kszirqfree can be called on uninitialized kszirq for example when kszptpirqsetup fails. It leads to freeing uninitialized IRQ numbers and/or...

CVE-2025-40235

In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fsinfo in btrfscheckleakedroots If fsinfo-supercopy or fsinfo-superforcommit allocated failed in btrfsgettreesubvol, then no need to call btrfsfreefsinfo. Otherwise btrfscheckleakedroots...