Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: fixed the issue of double module refcount decrementation. Once the discipline is associated with the device, deleting the device will cause the module’s refcount to be decreased. Performing this operation manually alon...

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

In the Linux kernel, the following vulnerabilities have been resolved: scsi: core: Fixed a regression issue related to the removal of the procfs host directory The commit fc663711b944 “scsi: core: Removed the /proc/scsi/$procname directory earlier” fixed a bug related to module loading/unloading...

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: nvme-fc: Do not wait in vain when unloading the module. There is a race condition in the module exit path, where the process tries to delete all controllers and free up the “leftover IDs”. To prevent double-freeing of resources, ...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: libertas – Fixed a possible reference count leak in ifusbprobe. usbgetdev will be called before lbsgetfirmwareasync, which means that usbputdev needs to be called when lbsgetfirmwareasync fails...

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

In the Linux kernel, the following vulnerabilities have been resolved: dccp: Fixed a race condition involving the dp-dccpsmsscache variable. The dccpsendmsg function reads the dp-dccpsmsscache before locking the socket. The same issue occurs in dodccpgetsockopt. Added annotations for...

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

In the Linux kernel, the following vulnerability has been resolved: Binder: Fixed the race condition between mmput and doexit. Task A calls binderupdatepagerange to allocate and insert pages in a remote address space from Task B. To do this, Task A first pinches the remote memory region using...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: Race conditions in scosockconnect have been fixed. scosockconnect checks skstate and sktype without holding the socket lock. Two concurrent connect system calls on the same socket can both pass the check and enter...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Fixed an issue identified by KASAN...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: armmpam: Fixed a null pointer dereference issue when restoring bandwidth counters. When a MSC that supports memory bandwidth monitoring is brought offline and then brought back online, the mpamrestorembwustate function calls...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: powercap: intelrapl: A NULL pointer dereference issue has been fixed. A NULL pointer dereference occurs when probing the MMIO RAPL driver on platforms where the CPU ID is not listed in the intelraplcommon CPU model list. This...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/cma: Fixed a listener leak in the rdmacmalistenonall function when it fails. If the cmalistenonall function fails, the per-device ID remains in the listenlist, but the state is not set to RDMACMADDRBOUND. When the CMID is...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: bus: qcom: Place the child node before the return statement. Placing the child node before the return statement helps to prevent potential reference count leaks. Generally, the reference count of a child node is automatically...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Check the ‘folio’ pointer to ensure it is not NULL. It can become NULL if the bbmap function is called...

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

In the Linux kernel, the following vulnerability has been resolved: virtio-mmio: Do not break the lifecycle of vmdev. vmdev has a separate lifecycle because it has a struct device embedded within it. Therefore, having a release callback for it is correct. However, allocating the vmdev structure...

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

In the Linux kernel, the following vulnerability has been resolved: EDAC/thunderx: Fixed a possible out-of-bounds string access issue. Enabling -Wstringop-overflow globally exposes a warning for a common bug in the use of strncat. drivers/edac/thunderxedac.c: In the function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: fixed a race condition that could lead to UAF in sndusbmidifree. The previous commit 0718a78f6a9f “ALSA: usb-audio: Properly terminates the timer upon endpoint deletion” fixed an UAF issue caused by the error...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: Fixed a use-after-free bug by not setting udc-dev.driver. The syzbot fuzzer identified a use-after-free bug: BUG: KASAN: Use-after-free in devuevent+0x712/0x780 drivers/base/core.c:2320. A memory read of size 8 at...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/pm: Fixed a NULL pointer dereferencing issue when getting the power limit. Since the initialization of powerplaytable is skipped under the sriov case, we check and set default lower and upper OD values if powerplaytabl...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Ethernet: Aeroflex – Fix for a potential skb leak in grethinitrings The grethinitrings function does not free the newly allocated skb when dmamappingerror returns an error. Therefore, adding devkfreeskb is necessary to fix this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mptcp: pm: in-kernel: always sets ID as available when rm endp is called. Syzkaller managed to identify a combination of actions that caused this warning to occur: WARNING: net/mptcp/pmkernel.c:1074 at marksubflowendpavailable...