CVE-2026-43383: Observable Timing Discrepancy

In the Linux kernel, the following vulnerability has been resolved: net/tcp-md5: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

CVE-2026-43372: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: Fix error path in PTP IRQ setup If requestthreadedirq fails during the PTP message IRQ setup, the newly created IRQ mapping is never disposed. Indeed, the kszptpirqsetup's error path only frees the mappings...

CVE-2026-43384: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/tcp-ao: Fix MAC comparison to be constant-time To prevent timing attacks, MACs need to be compared in constant time. Use the appropriate helper function for this...

CVE-2026-43466: Improper Synchronization

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix DMA FIFO desync on error CQE SQ recovery In case of a TX error CQE, a recovery flow is triggered, mlx5eresettxqsqccpc resets dmafifocc to 0 but not dmafifopc, desyncing the DMA FIFO producer and consumer. After...

PT-2026-39127

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the net/mlx5e component where a DMA FIFO desynchronization occurs during error CQE SQ recovery. When a TX error CQE triggers a recovery flow, the function mlx5e reset...

CVE-2026-43468: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix deadlock between devlink lock and esw-wq esw-workqueue executes eswfunctionschangedeventhandler - eswvfschangedeventhandler and acquires the devlink lock. .eswitchmodeset acquires devlink lock in devlinknlpredoit -...

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 a deadlock between the devlink lock and esw-wq in the net mlx5 component. This deadlock can occur...

PT-2026-39123

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the emac tx mem map function where DMA Direct Memory Access mappings—a method allowing hardware to access system memory independently of the CPU—were leaked when a...

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 the emactxmemmap function in the net spacemit component. When mapping errors occur, the DMA mappi...

CVE-2026-43462: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: spacemit: Fix error handling in emactxmemmap The DMA mappings were leaked on mapping error. Free them with the existing emacfreetxbuf function...

CVE-2026-43467: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix crash when moving to switchdev mode When moving to switchdev mode when the device doesn't support IPsec, we try to clean up the IPsec resources anyway which causes the crash below, fix that by correctly checking for...

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 the net mlx5 component failing to properly check IPsec support when switching to the switchdev...

CVE-2026-41511: Loop with Unreachable Exit Condition

OpenMcdf is a fully .NET / C library to manipulate Compound File Binary File Format files, also known as Structured Storage. Prior to version 3.1.3, OpenMcdf does not detect cycles in the directory entry red-black tree of a Compound File Binary CFB document. A crafted CFB file with a cycle in the...

Linux Kernel Security Vulnerabilities

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which arises from an error in setting servicewq to null when using net mana. This error may lead to double destruction a...

CVE-2026-43440: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/mana: Null servicewq on setup error to prevent double destroy In managdsetup error path, set gc-servicewq to NULL after destroyworkqueue to match the cleanup in managdcleanup. This prevents a use-after-free if the workqueue...

CVE-2026-43373: Missing Release of Memory after Effective Lifetime

In the Linux kernel, the following vulnerability has been resolved: net: ncsi: fix skb leak in error paths Early return paths in NCSI RX and AEN handlers fail to release the received skb, resulting in a memory leak. Specifically, ncsiaenhandler returns on invalid AEN packets without consuming the...

Linux Kernel Security Vulnerabilities

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the null pointer dereferencing of ndtbl when IPv6 is disabled in net bonding, potentially leading to...

Linux Kernel Security Vulnerabilities

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel. This vulnerability arises from the USB Legacy NCM driver, which delays the allocation of netdevice in gncmbind, and fail...

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 the netfilter nftables component failing to properly avoid duplicate device registrations when...

Linux Distros Unpatched Vulnerability : CVE-2026-43374

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: nexthop: fix percpu use-after-free in removenhgrpentry When removing a nexthop from a group, removenhgrpentry publishes the new group via rcuassignpointer...