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 lack of lock protection for the currxfer field in the IRQ handler of the tegra210-quad SPI...

PT-2026-43790

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The catc probe function fills three USB Request Blocks URBs with hardcoded endpoint pipes without verifying the endpoint descriptors. Specifically, it uses usb sndbulkpipeusbdev, 1 and u...

PT-2026-37543

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the Linux kernel during the removal of PCA-200E or SBA-200E adapters. When an adapter is detached, the fore200e structure is deallocated; however, if tx...

PT-2026-46008

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A null pointer dereference exists in the AMD display Hot Plug Detect HPD initialization. The function amdgpu dm hpd init may encounter connectors that lack a valid dc link. While the cod...

PT-2026-34428

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the nvme-pci component. When a user changes the polled queue count at run time, a brief window during a reset may allow a hipri task to poll a queue before the...

Linux SCSI HiSilicon SAS DoS

The vulnerability of the interruptpreinitv3hw function in the drivers/scsi/hisisas/hisisasv3hw.c file of the SCSI HiSilicon SAS device support driver in the Linux operating system involves disclosing confidential information. Exploiting this vulnerability could allow an attacker to cause a servic...

CVE-2026-23071

In the Linux kernel, the following vulnerability has been resolved: regmap: Fix race condition in hwspinlock irqsave routine Previously, the address of the shared member '&map-spinlockflags' was passed directly to 'hwspinlocktimeoutirqsave'. This creates a race condition where multiple contexts...

UBUNTU-CVE-2026-23071

In the Linux kernel, the following vulnerability has been resolved: regmap: Fix race condition in hwspinlock irqsave routine Previously, the address of the shared member '&map-spinlockflags' was passed directly to 'hwspinlocktimeoutirqsave'. This creates a race condition where multiple contexts...

CVE-2026-23085

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v3-its: Avoid truncating memory addresses On 32-bit machines with CONFIGARMLPAE, it is possible for lowmem allocations to be backed by addresses physical memory above the 32-bit address limit, as found while...

CVE-2026-23071 regmap: Fix race condition in hwspinlock irqsave routine

In the Linux kernel, the following vulnerability has been resolved: regmap: Fix race condition in hwspinlock irqsave routine Previously, the address of the shared member '&map-spinlockflags' was passed directly to 'hwspinlocktimeoutirqsave'. This creates a race condition where multiple contexts...

CVE-2026-23071

In the Linux kernel, the following vulnerability has been resolved: regmap: Fix race condition in hwspinlock irqsave routine Previously, the address of the shared member '&map-spinlockflags' was passed directly to 'hwspinlocktimeoutirqsave'. This creates a race condition where multiple contexts...

CVE-2026-23055

CVE-2026-23055 : Linux kernel vulnerability affecting the Renesas i2c riic driver. The issue stems from suspend handling during suspend/ resume. After commit 53326135d0e0, suspend support was added for i2c-riic, but on some platforms (e.g., RZ/G3E) a warning is produced: “Transfer while suspended...

CVE-2026-20977

Improper access control in Emergency Sharing prior to SMR Feb-2026 Release 1 allows local attackers to interrupt its functioning...

CVE-2026-20977

Improper access control in Emergency Sharing prior to SMR Feb-2026 Release 1 allows local attackers to interrupt its functioning...

Linux Distros Unpatched Vulnerability : CVE-2026-23071

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - regmap: Fix race condition in hwspinlock irqsave routine Previously, the address of the shared member '&map-spinlockflags' was passed directly to...

PT-2026-38940

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the drm/amdgpu component where the Virtual Function VF does not enable the VCN poison interrupt request irq in VCNv2.5. Attempting to release this interrupt during...

SUSE CVE-2025-71180

In the Linux kernel, the following vulnerability has been resolved: counter: interrupt-cnt: Drop IRQFNOTHREAD flag An IRQ handler can either be IRQFNOTHREAD or acquire spinlockt, as CONFIGPROVERAWLOCKNESTING warns: ============================= BUG: Invalid wait context 6.18.0-rc1+git... 1...

SUSE CVE-2026-23030

In the Linux kernel, the following vulnerability has been resolved: phy: rockchip: inno-usb2: Fix a double free bug in rockchipusb2phyprobe The foreachavailablechildofnode calls ofnodeput to release childnp in each success loop. After breaking from the loop with the childnp has been released, the...

CVE-2026-23028

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Fix kvmdevice leak in kvmipidestroy In kvmioctlcreatedevice, kvmdevice has allocated memory, kvmdevice-destroy seems to be supposed to free its kvmdevice struct, but kvmipidestroy is not currently doing this, that...

CVE-2025-71180

In the Linux kernel, the following vulnerability has been resolved: counter: interrupt-cnt: Drop IRQFNOTHREAD flag An IRQ handler can either be IRQFNOTHREAD or acquire spinlockt, as CONFIGPROVERAWLOCKNESTING warns: ============================= BUG: Invalid wait context 6.18.0-rc1+git... 1...