Astra Linux – Vulnerability in Linux

A NULL pointer dereference flaw was discovered in the Linux kernel’s GPU Nouveau driver functionality in versions prior to 5.12-rc1. This flaw allows a local user to crash the system. The flaw occurs when the user calls ioctl DRMIOCTLNOUVEAUCHANNELALLOC...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: spi: Fixed a use-after-free issue with devmspialloc We cannot rely on the contents of the devres list during spiunregistercontroller, as the list is already cleared when we call devresfind for devmspireleasecontroller. This cause...

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

In the Linux kernel, the following vulnerability has been resolved: PowerPC architecture: Avoid using nmienter/nmiexit in real-mode interrupts. The nmienter/nmiexit functions access per-CPU variables, which can lead to a kernel crash when these functions are invoked during real-mode interrupt...

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

In the Linux kernel, the following vulnerability has been resolved: HID: uclogic: The reference to the devm device for the hidinput inputdevice name must be corrected. Instead of referring to the input device, the correct device should be used. Referring to the inputdevice would lead to a...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: xfrm: Update ipcompscratches with NULL when freed Currently, if ipcompallocscratches fails to allocate memory, ipcompscratches holds an obsolete address. Therefore, when we try to free the percpu scratches using...

Astra Linux – Vulnerability in exempi

The XMP Toolkit SDK version 2020.1 and earlier is affected by a write-what-where condition vulnerability that occurs during the application’s memory allocation process. This may cause the memory management functions to become mismatched, resulting in local application denial of service in the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: power: supply: fixed null pointer dereferencing in powersupplygetbatteryinfo. When kmalloc fails to allocate memory in kasprintf, propname will be NULL. The strcmp function called by ofgetproperty will cause a null pointer...

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

In the Linux kernel, the following vulnerability has been resolved: media: atomisp: sshcss: Fixed a null pointer dereference in loadvideobinaries. The allocation failure of mycs-yuvscalerbinary in loadvideobinaries is followed by a dereference of mycs-yuvscalerbinary after the following call chai...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: vlan: Fixed a memory leak in vlannewlink. The responsible commit added back a bug that I fixed in commit 9bbd917e0bec “vlan: fixed a memory leak in vlandevsetegresspriority”. If a memory allocation fails in vlanchangelink afte...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: pinctrl: ralink: Check for a null return from devmkcalloc. Due to the potential failure of the allocation, data-domains might be a NULL pointer, and this could lead to the dereferencing of a NULL pointer later. Therefore, it migh...

Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in the Linux kernel before version 6.3.4. In the fs/ksmbd/connection.c file of ksmbd, there is an off-by-one error in memory allocation due to ksmbdsmb2checkmessage, which may lead to out-of-bounds access...

Astra Linux – Vulnerability in gst-plugins-good1.0

GStreamer is a library for constructing graphs of media-handling components. The program attempts to reallocate the memory pointed to by stream-samples to accommodate stream-nsamples + samplescount elements of type QtDemuxSample. The problem is that samplescount is read from the input file. If th...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Firmware: Xilinx: Do not perform sleepable memory allocations from an atomic context. The following issue was discovered using lockdep: 6.691371 BUG: A sleeping function is called from an invalid context at...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: s390/qeth: fixed a NULL dereference in qethclearworkingpoollist When qethsetonline calls qethclearworkingpoollist to roll back after an error exit from qethhardsetupcard, there is a risk of accessing card-qdio.inq before it was...

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: fs: Prevent file descriptor table allocations exceeding INTMAX When sysctlnropen is set to a very high value for example, 1073741816 as set by systemd, processes attempting to use file descriptors near the limit may trigger massi...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: HID: uclogic: Add a NULL check in uclogicinputconfigured. The devmkasprintf function returns NULL when memory allocation fails. Currently, uclogicinputconfigured does not check for this case, resulting in a NULL pointer being...

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

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fixed the issue of freeing the HMB descriptor table. The HMB descriptor table is sized based on the maximum number of descriptors that can be used for a given device. However, nvmeallochostmem might break out of the loo...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: The pointer to debugfsdir is set to NULL after removing debugfs. If init debugfs fails during device registration due to a memory allocation failure, the function debugfsremoverecursive is called. However, debugfsd...

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

In the Linux kernel, the following vulnerability has been resolved: Issue: unittest – Fix null pointer dereferencing in ofunittestfindnodebyname Description: When kmalloc fails to allocate memory in kasprintf, name or fullname will be NULL, and strcmp will cause a null pointer dereference...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: regulator: max20086: fix invalid memory access The issue arises from calls to ofregulatormatch, where an array of struct ofregulatormatch is used as the argument for the matches parameter. This array is allocated on the stack. As...