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

In the Linux kernel, the following vulnerabilities have been resolved: Quota: Fixed a warning in dqgrab. The following issue occurs during fault injection: WARNING: CPU: 1 PID: 14870 at include/linux/quotaops.h:51 dquotdisable+0x13b7/0x18c0 Modules linked in: CPU: 1 PID: 14870 Comm: fsconfig Not...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: acct: A potential integer overflow has been fixed in encodecompt. The integer overflow is described with the following code: c 317 static compt encodecomptu64 value 318 319 int exp, rnd; … 341 exp 342 exp += value; 343 return exp...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: md: fixed a deadlock between mddevsuspend and flush Bio A deadlock occurs when mddev is suspended while some of the flush Bio operations are still in progress. This is a complex issue. T1: The first flush occurs at the end of...

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: HID: appleir: Fixed potential NULL dereference at the raw event handle. Syzkaller reported a NULL pointer dereference issue in inputevent. BUG: KASAN: NULL pointer dereference in instrumentatomicread...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: md: fixed the UAF issue when iterating the allmddevs list While iterating the allmddevs list from mdnotifyreboot and mdexit, the listforeachentry Safe mechanism is used. This can lead to a race condition with deletint, causing...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: croseccodec: Fixed a refcount leak in croseccodecplatformprobe. The ofparsephandle function returns a node pointer with a refcount incremented; we should use ofnodeput on it when there is no longer a need for it. Add the...

Astra Linux – Vulnerability in Linux

A out-of-bounds memory write flaw was discovered in the Linux kernel’s joystick devices subsystem in versions prior to 5.9-rc1. This flaw allows a local user to crash the system or potentially escalate their privileges on the system. The greatest threat posed by this vulnerability is related to...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: ARM: 9064/1: hwbreakpoint: Do not directly check the event’s overflowhandler hook The commit 1879445dfa7b “perf/core: Set event’s default ::overflowhandler” sets a default event-overflowhandler in perfeventalloc, and replaces the...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: ops: Rejecting out-of-bounds values in sndsocputvolsw We currently do not validate whether the values being set are within the range that we have advertised to userspace as valid. Instead, we reject any values that are out ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: The process of initializing wiphywork before allocating rfkill fails. The issue was reported as a syzbort: an error in cfg80211devfree. When the allocation of rfkill fails, the wiphywork initialization process wil...

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

A deadlock flaw was discovered in the Linux kernel’s BPF subsystem. This flaw allows a local user to potentially crash the system...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidhalua: Fixed a memory leak related to ‘qdata’ in aluactivate. If alurtpgqueue fails during aluactivate, ‘qdata’ is not freed, resulting in the following memory leak: Unreferenced object: 0xffff88810b2c6980 size 32...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cxl/mem: Fixation of the shutdown order Ira reports that removing the cxlmockmem causes a crash with the following error message: BUG: Kernel NULL pointer dereferencing, address: 0000000000000044 .. RIP: 0010:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915/active: Fixed the misuse of non-idle barriers as fence trackers. Users reported errors related to list corruption when using i915 perf with a number of concurrently running graphics applications. Root cause analysis...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: pxa: fixed a null-pointer dereference in filter The kasprintf function would return a NULL pointer when kmalloc fails to allocate memory. It is necessary to check the return pointer before calling strcmp...

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: atm: atmtcp: Prevent arbitrary write in atmtcprecvcontrol. syzbot reported the issue below. 0 When atmtcpvopen or atmtcpvclose is called via connect or close, atmtcpsendcontrol is called to send a special message in the kernel. T...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: sme: cap SSID length in cfg80211connectresult If the ssid-datalen is greater than IEEE80211MAXSSIDLEN 32, it could lead to memory corruption. Therefore, bounds checking has been added...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda/csdspctl: Use privatefree for controlling cleanup. Use the privatefree callback to free the associated data structures. This ensures that the memory will not leak, regardless of how the control objects are destroyed. Th...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fixed a possible memory leak if deviceadd fails. If deviceadd returns an error, the name allocated by devsetname needs to be freed. As noted in the comments for deviceadd, putdevice should be used to release the...

Astra Linux – Vulnerability in Linux 5.10

Due to a vulnerability in the iouring subsystem, it is possible for kernel memory information to be leaked to the user process. timensinstall calls currentissinglethreaded to determine whether the current process is single-threaded. However, this call does not take into account iouring’s ioworker...