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 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: 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: 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: 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 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 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: 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: 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 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...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Class: A possible memory leak in classregister has been fixed. If classaddgroups returns an error, the cp-subsys needs to be unregistered, and the cp needs to be freed. We cannot call ksetunregister here, because the cls will be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: vdpasim: A memory leak was fixed when freeing IOTLBs. After the commit bda324fd037a “vdpasim: control virtqueue support”, vdpasim-iommu became an array of IOTLBs. Therefore, we should clean the mappings of each freed IOTLB one...

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

In the Linux kernel, the following vulnerability has been resolved: PM / devfreq: A leak was fixed in devfreqdevrelease. The srcuinitnotifierhead function allocates resources that need to be released using a srcucleanupnotifierhead call. Reported by kmemleak...

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 found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Issue: ofoverlay: Early call to callchangesetinit When ofoverlayfdtapply fails, the changeset may be partially applied. It is still expected that the caller will call ofoverlayremove to clean up this partial state. However,...

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...