Astra Linux – Vulnerability in Linux, Linux 5.10

A flaw in the Linux kernel is found in the nfcmrvlnciunregisterdev function in the drivers/nfc/nfcmrvl/main.c file. This flaw can cause both read and write operations to be performed after the device has been freed, without synchronization between the cleanup routine and the firmware download...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: GPIO: sysfs: fix the issue where removing a chip with GPIOs exported through sysfs occurs. Currently, if we export a GPIO through sysfs and unbind the parent GPIO controller, the exported attribute will remain under...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fixed the vport QoS cleanup mechanism in case of errors. When enabling vport QoS fails, the scheduling node never gets freed, resulting in a leak. The missing operations were added, and the vport scheduling node pointer...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fixed a leak of the rxgk context in rxgkverifyresponse. Fixed rxgkverifyresponse to properly clean up the rxgk context it creates...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: perf/core: Fixed a reference count bug and a potential UAF in perfmmap. Syzkaller reported a refcountt issue where the increment of the reference count was set to 0; there was also a warning about a use-after-free when using...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: The order of calling ibdeviceunalloc should be adjusted to avoid UAF Use-after-Allocation. The call to ibdeallocdevice should only be made after the device is cleaned up. The deallocation sequence needs to be correct...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mt76: dma: fixed a memory leak that occurred during the mt76dmatxcleanup routine. Fixed the memory leak caused by unregistering devices, and ensured that all configured rx queues are always cleaned up during the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: wwanhwsim: Fixed a possible memory leak in wwanhwsimdevnew. When a fault is injected while probing a module, if deviceregister fails, but the refcount of the kobject is not decreased to 0, the name allocated in devsetname may ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: PCI: Fixed NULL dereferencing in the error path during SR-IOV VF creation. Fixed issues when virtfn setup fails, preventing NULL pointer dereferencing during device removal. The kernel error occurred due to incorrect error...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: venus: vdec: A possible memory leak issue has been fixed. The implementation of venushelperallocdpbbufs allows for an early return on an error path when checking the ID from idaallocmin. This would prevent the earlier buff...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: char: xillybus: A refcount leak was fixed in the cleanupdev function. The usbgetdev function is called in xillyusbprobe. Therefore, it is better to call usbputdev before releasing the xdev object...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd: Fixed several cases of NULL pointer dereferencing during device cleanup. I also identified a few additional paths where cleanup failures occur due to a NULL version pointer on unsupported hardware. NULL checks have been...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/ttm: fixed a memory leak in ttmtransferedDestroy. We also need to clean up the fences related to ghost objects. Bug: https://bugzilla.kernel.org/showbug.cgi?id=214029 Bug: https://bugzilla.kernel.org/showbug.cgi?id=214447...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: spi: rockchip-sfc: Fixed a double-free in the remove callback. The driver uses devmspiregistercontroller for registration, which automatically unregisters the controller through devm cleanup when the device is removed. The manual...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ubifs: A memory leak was fixed in ubifssysfsinit. When using insmod ubifs.ko, a kmemleak was reported as follows: Unreferenced object: 0xffff88817fb1a780 size 8 Source: comm "insmod", pid 25265, jiffies 4295239702 age 100.130s He...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dm: fixed a use-after-free in dmcleanupzoneddev dmcleanupzoneddev uses a queue, so it must be called before blkcleanupdisk starts its execution: blkcleanupdisk-blkcleanupqueue-kobjectput-blkreleasequeue-...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RISC-V: kexec – Fix for memory leak in the fdt buffer This issue was reported by the kmemleak detector: Unreferenced object: 0xff60000082864000 size: 9588 Command: “kexec”, PID: 146; Jiffies: 4294900634 age: 64.788 seconds Hex du...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: spi: atmel-quadspi: Resources are freed even if runtime resume fails in .remove An early error exit in atmelqspiremove does not prevent the device from being unbound. This results in an SPI controller with an unbound parent an...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: nxp: imx8-isi: Fixed streaming cleanup upon release. The current implementation mxcisivideocleanupstreaming in mxcisivideorelease. This can lead to situations where any release call such as from a simple v4l2-ctl -l may...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: crypto: zstd – fix double-free in per-CPU stream cleanup The crypto/zstd module contains a double-free bug that occurs when multiple tfms are allocated and freed. The issue arises because the zstdstreams per-CPU contexts are free...