Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nullblk: Always check the queue mode setting from configfs. Make sure to check the device queue mode in the nullvalidateconf function, and return an error for NULLQRQ since we do not allow legacy I/O paths. Without this patch, we...

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

In the Linux kernel, the following vulnerabilities have been resolved: net: usb: smsc75xx: Fixed access to uninitvalue in smsc75xxreadreg syzbot reported the following issues with access to uninitvalue: ===================================================== BUG: KMSAN: uninitvalue in...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: fixed an uninitialized value in caifseqpktsendmsg. When nrsegs equals zero in iovecfromuser, the object msg-msgiter.iov contains uninitialized stack memory, which is used in caifseqpktsendmsg. This behavior is defined in...

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

In the Linux kernel, the following vulnerabilities have been resolved: hsr: Fixed uninit-value access in fillframeinfo Syzbot reports the following uninit-value access problems. ===================================================== BUG: KMSAN: uninit-value in fillframeinfo net/hsr/hsrforward.c:60...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fixed a NULL pointer dereferencing in nvmeallocadmintags. In nvmeallocadmintags, adminq can be set to an error typically -ENOMEM if the blkmqinitqueue call fails to set up the queue. This check is performed immediately...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI: Fixed pcideviceispresent for VFs by checking PF. pcideviceispresent previously did not work for VFs because it read the Vendor and Device ID, both of which are 0xffff for VFs, implying that these devices are not present...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: staging: media: zoran: move videodevalloc. Some code has been moved out of zr36057init, and new functions have been created to handle zr-videodev. This allows for easier code reading and fixes a memory leak related to...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A vulnerability classified as problematic has been discovered in the Linux kernel. The affected function is j1939sessiondestroy in the file net/can/j1939/transport.c. This manipulation leads to a memory leak. It is recommended that a patch be applied to fix this issue. The identifier of this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: Allocate sufficient space for GMU registers In commit 142639a52a01 “drm/msm/a6xx: fix crashstate capture for A650”, we changed a6xxgetgmuregisters to read 3 sets of registers. Unfortunately, we did not change the...

Astra Linux – Vulnerability in Linux, Linux 5.10

A use-after-free flaw was discovered in fs/ext4/namei.c:dxinsertblock, within the Linux kernel’s filesystem sub-component. This flaw allows a local attacker with user privileges to cause a denial of service...

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

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: fixed a double-free in arfscreategroups. When the memory allocated by kvzalloc fails, arfscreategroups will free ft-g and return an error. However, arfscreatetable, the only function calling arfscreategroups, will hold...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: sched: flower: Protect flwalk with rcu. The patch that refactored flwalk to use idrforeachentrycontinueul also removed the rcu protection for individual filters. This caused a use-after-free when the filter was deleted...

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

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fixed a memory leak in initcreditreturn. When dmaalloccoherent fails to allocate dd-crbasei.va, initcreditreturn should deallocate dd-crbase and dd-crbasei that were allocated earlier. Otherwise, those resources will nev...

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

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: ath9k: Fixed a potential array-index-out-of-bounds read in ath9khtctxstatus. The bug occurs when txs-cnt—data from a URB provided by a USB device—is larger than the size of the array txs-txstatus, which is HTCMAXTXSTATUS...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Thermal: intelpowerclamp: Use getcpu instead of smpprocessorid to avoid crashes. When CPU 0 is offline and intelpowerclamp is used to simulate idle state, it causes a kernel bug: Bug: Using smpprocessorid in preemptible 000000...

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: Media: dvb-frontends: dib3000mb: The issue of an uninitialized value was fixed in dib3000writereg. Syzbot reports that there is an issue with uninitialized values discovered by KMSAN in dib3000readreg. The local variable rb2 is...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdkfd: Fixed a race condition involving the unreferencing of the vram buffer in the svm code. The unreferencing of prange-svmbo can occur both in the mmu callback and in a callback after migrating to system RAM. Both are...

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

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: Fixed handling of HCIEVIOCAPAREQUEST. If we receive HCIEVIOCAPAREQUEST while HCIOPREADREMOTEEXTFEATURES has not yet been responded to, assume that the remote supports SSP. Otherwise, this event should not be...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Driver: Base – Fixed UAF when driverattach fails When driverattachdrv fails, the driverprivate variable is freed. However, it was added to the bus, which caused a UAF Use-after-Free error. To fix this issue, we need to remove it...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Driver Core: Fixed the interaction between waitfordeviceprobe and deferredprobetimeout. The mounting of NFS rootfs timed out when deferredprobetimeout was non-zero 1. This occurred because the ipautoconfig initcall timed out...