CVE-2026-45880

In the Linux kernel, the following vulnerability has been resolved: PCI/P2PDMA: Release per-CPU pgmap ref when vminsertpage fails When vminsertpage fails in p2pmemallocmmap, p2pmemallocmmap doesn't invoke percpurefput to free the per-CPU ref of pgmap acquired after genpoolallocowner, and...

Securing High-Performance Data Transfers: Implementing AES Encryption in RDMA Systems

Remote Direct Memory Access RDMA is a key enabler of high-performance systems, offering low latency, high throughput, and reduced CPU overhead by allowing direct memory-to-memory transfers between machines. However, its design bypasses traditional CPU-mediated security mechanisms, introducing...

kernel: RDMA/umem: Fix double dma_buf_unpin in failure path

A flaw was found in the Linux kernel's RDMA/umem subsystem. A memory management error, specifically a double unpin of a dmabuf, can occur in a failure path during dmabuf pinning operations. This vulnerability could lead to system instability or a crash, resulting in a Denial of Service DoS...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: Intel-thc-hid: Added a safety check for reading the DMA buffer. A readiness check for the DMA buffer is added before reading it, to avoid unexpected NULL pointer accesses...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dma-debug: prevents an error message from causing runtime problems. For some drivers that use the DMA API, this error message can occur several million times per second. This can lead to excessive use of the kernel’s printk buffe...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath12k – Fix for kernel crash during resume Currently, during resume, the QMI target memory is not handled properly. This results in a kernel crash if DMA remap is not supported: BUG: Incorrect page state in process...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nvmet: moving async event work off nvmet-wq For the target function nvmetctrlfree, the variable ctrl-asynceventwork is flushed. If nvmetctrlfree runs on nvmet-wq, the flush re-enters the workqueue completion for the same worker. ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: stmmac: fixed an issue where TSO DMA API usage caused errors. Commit 66600fac7a98 “net: stmmac: TSO: Fixed unbalanced DMA map/unmap for non-paged SKB data” corrected the assignment of members of txskbuffdma to a later...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: spacemit: Fix error handling in emactxmemmap The DMA mappings were exposed due to mapping errors. These mappings can now be freed using the existing emacfreetxbuf function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Harden depth calculation functions A vulnerability was identified where the operating system can pass in U32MAX as the size of SQ/RQ/SRQ. This can lead to integer overflow and truncation of the SQ/RQ/SRQ depth values...

kernel: Linux kernel: Denial of service and memory corruption in RDMA umad

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA umad User Mode Access Device component. A local user can exploit this vulnerability by manipulating input, causing an integer underflow that leads to an out-of-bounds memory write. This memory corruption can result in a denia...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021615)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021615 advisory. In the Linux kernel, the following vulnerability has been resolved: net: stmmac: TSO: Fix unbalanced DMA map/unmap for non-paged SKB data In case the non-paged data...

kernel: Linux kernel: Denial of service and memory corruption in RDMA umad

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA umad User Mode Access Device component. A local user can exploit this vulnerability by manipulating input, causing an integer underflow that leads to an out-of-bounds memory write. This memory corruption can result in a denia...

PT-2026-61487

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the spi: qup driver where the system may dereference an error pointer if DMA Direct Memory Access setup fails during the probe process. When DMA setup fails, the drive...

Linux Distros Unpatched Vulnerability : CVE-2026-43461

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: spi: amlogic: spifc-a4: Fix DMA mapping error handling Fix three bugs in amlsfcdmabuffersetu...

SUSE CVE-2026-43466

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...

drm/panthor: fix for dma-fence safe access rules

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CVE-2026-43462

A flaw was found in the Linux kernel's spacemit network driver. Specifically, an error in the emactxmemmap function could result in the leakage of Direct Memory Access DMA mappings. This resource management issue may lead to a denial of service, impacting system availability...

CVE-2026-43461

A flaw was found in the Linux kernel, specifically within the spi: amlogic: spifc-a4 module. This vulnerability involves errors in the handling of Direct Memory Access DMA mapping within the amlsfcdmabuffersetup function. These errors include a double-unmap bug and an incorrect unmap size, which...

CVE-2026-43445

A flaw was found in the Linux kernel's e1000 and e1000e network drivers. When an error occurs during the mapping of transmit TX buffers, an off-by-one error in the Direct Memory Access DMA cleanup process can lead to a memory leak. This issue results in the gradual exhaustion of system resources,...