Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xdp: generate a warning when the calculated tailroom is negative Many Ethernet drivers report that the xdp Rx queue frag size is the same as the DMA write size. However, the only user of this field, namely bpfxdpfragsincreasetail...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: crypto: qat – fix DMA transfer direction When CONFIGDMAAPIDEBUG is enabled, during the execution of the crypto self-test for QAT crypto algorithms, the function adddmaentry reports a warning indicating that overlapping mapping...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: serial: sprd: Fixed the DMA buffer leak issue. Release the DMA buffer when probe returns an error to avoid memory leaks...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xsk: Fixed corrupted packets for XDPSHAREDUMEM. A issue was addressed in the XDPSHAREDUMEM mode, along with the aligned mode, where packets were corrupted for the second and any subsequent sockets bound to the same umem. In other...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix unsafe xarray access in implicit ODP handling xastore and xaerase were used without holding the proper lock, which led to a lockdep warning due to unsafe RCU usage. This patch replaces them with xastore and xaerase...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tty: serial: fsllpuart: disable dma rx/tx use flags in lpuartdmashutdown lpuartdmashutdown tears down the lpuart DMA mechanism, but lpuartFlushBuffer may still occur. This attempt to access DMA APIs occurs if the lpuartDMATXuse...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/cxgb4: A potential null-ptr-deref occurred in passestablish. If getepfromtid fails to find a non-NULL value for ep, ep will be dereferenced later, regardless of whether it is empty. This patch adds a simple sanity check to f...

Astra Linux - Vulnerability in linux-5.10, linux-6.1, linux-5.15

The following vulnerability has been resolved in the Linux kernel: RDMA: hfi1: fix potential divide-by-zero in findhwthreadmask The function divides the number of online CPUs by numcoresiblings, and later checks for a division-by-zero error. This implies the possibility of a runtime...

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 found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: SPI: sun6i – Fixing the race condition between DMA RX transfer completion and RX FIFO drain. Previously, the transfer-completion interrupt would immediately drain the RX FIFO to read any remaining data in the FIFO into the RX...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: stm32: spdifrx: fixed the issue of releasing the DMA channel in stm32spdifrxRemove. In case of an error when requesting the ctrlchan DMA channel, the pointer to ctrlchan is not null. Therefore, releasing the DMA channel lea...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Firmware: armffa – Set dmamask for FFA devices. Setting dmamask for FFA devices is necessary; otherwise, DMA allocation using the device pointer may lead to the following warning: WARNING: CPU: 1, PID: 1, at...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: lltemac: Ensure that the skb is freed when it is completely used. By using the TX BD to track the skb pointer, we can efficiently free the skb buffer after a frame has been transmitted. However, to avoid freeing the skb whil...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: swiotlb: Fixed the issue of information leakage due to DMAFROMDEVICE. The problem I’m addressing was discovered during the LTP test covering cve-2018-1000204. A brief description of what happens is as follows: 1. The test case...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mmc: jz4740: Apply DMA engine limits to maximum segment size Follow the approach used in other DMA-enabled MMC host drivers see host/mmci.c, and limit the maximum segment size based on the capabilities of the DMA engine. This is...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Media: PCI: cx23885: Fixed error handling in cx23885initdev When the driver fails to call dmasetmask, the driver will encounter the following error: 55.853884 BUG: KASAN: Use-after-free in processremoveddriver+0x3c/0x240 55.85448...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: sfc: fixed a kernel panic that occurred when creating VFs. When creating VFs, a kernel panic can occur when calling efxef10tryupdatenicstatsvf. When releasing a DMA coherent buffer, under certain circumstances, it is necessary to...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/shmem-helper: The erroneous “put” operation has been removed from the error path. The drmgemshmemmmap function does not have a reference in the error code path, resulting in the dma-buf shmem GEM object being freed...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fixed handling of connection failures In cases where immediate MPA Memory Protection Area request processing fails, the newly created endpoint unlinks from the listening endpoint and becomes ready to be dropped. This...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/srpt: Support for specifying the srptserviceguid parameter. The current behavior is that setting this parameter while loading the ibsrpt kernel module triggers a kernel crash. BUG: Kernel NULL pointer dereferencing, address:...