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, Linux

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Fixed a NULLptrderef in rxeqpdocleanup, when socket creation fails. There is a NULLptrderef in the mount.cifs operation over RDMA: - BUG: KASAN: NULLptrderef in rxeqpdocleanup+0x2f3/0x360 rdmarxe - Reading of a 8-byt...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cifs: fixed handlecache and multiuser In multiuser mode, each individual user has its own tcon structure for the shared resource, and thus they have their own handle for the cached directory. When unmounting such a shared...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: stmmac: fixed leaks in the probe. These two error paths should be cleaned up before returning...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: sd: Fixed the potential NULL pointer dereferencing issue. If sdprobe encounters an error before sdkp-device is initialized, sdzbcreleasedisk is called. This leads to a NULL pointer dereferencing issue when sdiszoned is call...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: CT: Fix cleanup of CT before cleanup of TC ct rules CT cleanup assumes that all tc rules were deleted first. Therefore, it is possible to delete the CT shared resources e.g., draction and fwdaction, which are shared...

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 vulnerabilities have been resolved: bootmem: The vmemmap pages are removed from kmemleak when freeing the page. These pages were previously marked by kmemleak when allocated from a memblock. If they remain in kmemleak, they may cause errors when reusing the page...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fixed NULL dereference in error cleanup. In watchqueuesetsize, the error cleanup code does not take into account the fact that freepage cannot handle a NULL pointer when trying to free buffer pages that have been...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: hfsplus: Ensure that sb-sfsinfo is always cleaned up. When hfsplus was converted to the new mount API, a bug was introduced by changing the allocation pattern of sb-sfsinfo. If setupbdevsuper fails after a new superblock has been...

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 vulnerabilities have been resolved: vdpasim: A possible memory leak was fixed in vdpasimnetinit and vdpasimblkinit. When a fault is injected while probing a module, if deviceregister fails in vdpasimnetinit or vdpasimblkinit, and the refcount of kobject is not...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mcb: mcb-parse: fixed an error in handling chameleonparsegdd. If mcbdeviceregister returns an error in chameleonparsegdd, the reference count of the bus and device names is exposed. This issue is addressed by calling putdevice to...

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 vulnerability has been resolved: iouring/rw: Potential allocated iovec in the cache may be freed after a failure. If a read/write request passes through ioreqrwcleanup, and an allocated iovec is attached to the request but fails to be placed into the rwcache, it...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mshv: Error handling in mshvregionpin has been fixed. The current error handling has two issues: Firstly, the pinuserpagesfast function may return a short pin count less than the requested count but greater than zero when it...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mmc: vub300 – Fixed the return value check in mmcaddhost. If we ignore the return value of mmcaddhost, the memory allocated in mmcallochost may be leaked, leading to a kernel crash due to the removal of devices that were not...

Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: “sh: push-switch: Reorder cleanup operations to avoid use-after-free bug” The original code placed “flushwork” before “timershutdownsync” in “switchdrvremove”. Although we use “flushwork” to stop the worker, it could be reschedul...

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 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...