Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002034)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002034 advisory. The dwalk function in fs/dcache.c in the Linux kernel through 3.17.2 does not properly maintain the semantics of renamelock, which allows local users to cause a deni...

PT-2026-8152

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.18 Description The Linux kernel contains a flaw in the btrfs subsystem related to dirty metadata page handling. Specifically, the kernel may strictly require a dirty metadata threshold for metadata writepages,...

PT-2026-27663

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the ucan driver where the system can hang due to an infinite loop. This occurs when a defective ucan device receives a message with the message length field set to 0,...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993149)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993149 advisory. In the Linux kernel, the following vulnerability has been resolved: dmaengine: sf-pdma: Add multithread support for a DMA channel When we get a DMA channel and try t...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993307)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993307 advisory. In the Linux kernel, the following vulnerability has been resolved: virtiopmem: Check device status before requesting flush If a pmem device is in a bad status, the...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992681)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992681 advisory. In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fix supplicant wait loop OP-TEE supplicant is a user-space daemon and it's possible f...

Linux kernel 安全漏洞

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 an improper device tree lookup, which could lead to a system hang...

CVE-2025-68318

In the Linux kernel, the following vulnerability has been resolved: clk: thead: th1520-ap: set all AXI clocks to CLKISCRITICAL The AXI crossbar of TH1520 has no proper timeout handling, which means gating AXI clocks can easily lead to bus timeout and thus system hang. Set all AXI clock gates to...

CVE-2025-68318

In the Linux kernel, the following vulnerability has been resolved: clk: thead: th1520-ap: set all AXI clocks to CLKISCRITICAL The AXI crossbar of TH1520 has no proper timeout handling, which means gating AXI clocks can easily lead to bus timeout and thus system hang. Set all AXI clock gates to...

Linux kernel 安全漏洞

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 a deadlock that could cause the system to hang...

SUSE CVE-2025-40327

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix system hang caused by cpu-clock usage cpu-clock usage by the async-profiler tool can trigger a system hang, which got bisected back to the following commit by Octavia Togami: 18dbcbfabfff "perf: Fix the POLLHUP...

CVE-2025-40327

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fix system hang caused by cpu-clock usage cpu-clock usage by the async-profiler tool can trigger a system hang, which got bisected back to the following commit by Octavia Togami: 18dbcbfabfff "perf: Fix the POLLHUP...

kernel: iommu/vt-d: Disallow dirty tracking if incoherent page walk

A flaw was found in the Intel VT-d IOMMU support in the Linux kernel. When an IOMMU is configured to perform dirty-page tracking, but the page-walk memory region is incoherent between the IOMMU and CPU, the hardware may attempt to atomically update the bits in a paging-structure entry that is not...

Linux kernel 安全漏洞

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 improper handling of cpu-clock events, which may cause the system to hang...

Linux kernel 安全漏洞

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 hwq-cqlock deadlock issue, which could cause the system to hang...

kernel: iommu/vt-d: Disallow dirty tracking if incoherent page walk

A flaw was found in the Intel VT-d IOMMU support in the Linux kernel. When an IOMMU is configured to perform dirty-page tracking, but the page-walk memory region is incoherent between the IOMMU and CPU, the hardware may attempt to atomically update the bits in a paging-structure entry that is not...

Linux kernel 安全漏洞

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 PM and MDIO deadlocks, which may cause the system to hang...

Linux kernel 安全漏洞

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 a PM runtime enablement that causes tasks to block, potentially leading to a system hang...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Added more checks for DSC / HUBP ONO guarantees REASON For non-zero DSC instances, it’s possible that the HUBP domain required to drive sequential ONO ASICs is not met. This could cause the logic to enter an...

CVE-2023-53671 srcu: Delegate work to the boot cpu if using SRCU_SIZE_SMALL

In the Linux kernel, the following vulnerability has been resolved: srcu: Delegate work to the boot cpu if using SRCUSIZESMALL Commit 994f706872e6 "srcu: Make Tree SRCU able to operate without snpnode array" assumes that cpu 0 is always online. However, there really are situations when some other...