Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: The error handling path in idxdcdevregister has been fixed. If a call to allocchrdevregion fails, the already allocated resources are being leaked. The necessary error handling path has been added to address this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma-glue: Fix for ofk3udmaglueParsechnbyid The ofk3udmaglueParsechnbyid helper function erroneously invokes “ofnodeput” on the “udmaxnp” device node that was passed to it. Additionally, its reference count was...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: dmaengine: idxd: Fixed a crash that occurred when the event log was disabled. If reporting errors to the event log is not supported by the hardware, and an error that causes a Function Level Reset FLR is detected, the driver...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ptdma: A check for a null descriptor is performed before calling ptcmdcallback. This issue resolves a panic that can occur on AMD systems, typically during host shutdown, after the PTDMA driver has been exercised. The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: tegra: Fixed a memory leak in terminateall. When terminating an ongoing transfer, the vdesc is also terminated. This ensures that the vdesc is present in the descterminated list. The descriptor will be freed later in...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: dmaengine: mvxorv2: Fixed a resource leak in mvxorv2remove. The call to clkprepareenable in the probe function is not balanced by a corresponding clkdisableunprepare call in the remove function. A missing call needs to be added...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: apple-admac: Fixed the issue where the currenttx descriptor wasn’t freed after it was allocated. In the terminateall function, we should queue up all the submitted descriptors to be freed. This is done for the contents...

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

In the Linux kernel, the following vulnerability has been resolved: dmaengine: fsl-qdma: initializing interrupts after register initialization The interrupts of qDMA are initialized after the registers are configured, so that interrupts that might have been pending from the primary kernel do not...

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

In the Linux kernel, the following vulnerability has been resolved: dmaengine: Fixed a NULL pointer issue in the channel unregistration function. The dmaasyncdevicechannelregister function may fail. In the event of a failure, chan-local is freed with freepercpu, and chan-local becomes null. When...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: qcom-adm: The calling convention for prepslavesg was corrected. The calling convention for prepslavesg requires returning NULL in case of an error, along with providing an error log to the system. However, qcom-adm...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: hisilicon: Added multi-thread support for DMA channels. When a DMA channel is obtained and tried to be used across multiple threads, it can lead to errors and cause the system to hang. bash % echo 100...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: dmaengine: xilinx: xdma: Fixed error handling for regmap init. The devmregmapinitmmio function now returns ERRPTR upon an error, instead of NULL. The error check has also been fixed, and the error message has been corrected. T...

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

In the Linux kernel, the following vulnerability has been resolved: dmaengine: fsl-qdma: Fixed the issue where the SoC may hang during 16-byte unaligned reads. There is an errata regarding the chip ls1028a: The SoC may hang during 16-byte unaligned read transactions initiated by QDMA. Unaligned...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd – Fix for leaking event log memory During the device removal process, the device is reset, causing the configuration registers to return to their default state, which is zero. Since the driver checks whether the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: dmaengine: sf-pdma: pdmadesc memory leak fix The commit b2cc5c465c2c “dmaengine: sf-pdma: Add multithread support for a DMA channel” changed sfpdmaprepdmamemcpy to automatically allocate a new sfpdmadesc each time it is called...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: dmaengine: sh: rz-dmac: fix device leak on probe failure Make sure to remove the references made when looking up the ICU device during probe failures e.g., probe deferrals...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Fixed possible invalid memory accesses after the FLR Function Level Reset. In the case where the first FLR Function Level Reset is completed correctly, but during the second FLR, the scratch area for the saved...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ptdma: Fixed the error handling logic in ptcoreinit In order to properly free resources during the error handling logic of ptcoreinit, two goto statements need to be changed. Otherwise, some resources may be leaked, an...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma-private: Fixed a reference count leak in ofxudmadevget We should call ofnodeput for the reference returned by ofparsephandle in the fail path, or when it is no longer needed. Here, we only need to move the...

kernel: dmaengine: idxd: fix memory leak in error handling path of idxd_alloc

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix memory leak in error handling path of idxdalloc Memory allocated for idxd is not freed if an error occurs during idxdalloc. To fix it, free the allocated memory in the reverse order of allocation before exiti...