Astra Linux – Vulnerability in Linux, Linux 5.10

A use-after-free flaw was discovered in the Linux kernel’s sound subsystem. This flaw occurs when a user triggers concurrent calls to the PCM hwparams function. The hwfree ioctls or similar race conditions occur within ALSA PCM for other ioctls. This flaw allows a local user to crash the system o...

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: ipv6: mcast: removed one synchronizenet call from ipv6mcdown. As discussed in previous discussions commit 2d3916f31891 “ipv6: fix skb drops in igmp6eventquery and igmp6eventreport”, the synchronizenet call in ipv6mcdown is not...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: jffs2: A use-after-free occurred in jffs2clearxattrsubsystem. When we mount a jffs2 image, it is assumed that the first few blocks of the image are normal and contain at least one xattr-related inode. However, the next block may ...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisysfs: Fixed an issue where the function deviceadd was called multiple times. The function deviceadd should not be called multiple times, as stated in its documentation: “Do not call this routine or deviceregister...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fixed the leak from the dev tracker. At the stage of direction checks, the netdev reference tracker is already initialized, but it is released with the wrong put call...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-pcm: Workaround for crashed firmware on system suspend When the system is suspended while audio is active, the sofipc4pcmhwfree function is invoked to reset the pipelines. During suspension, the DSP is turned off,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: mediatek: common: Fixed a reference count leak in parsedailinkinfo. Added calls to ofnodeput before the returns from ofnodeget and ofnodeput, which can prevent imbalance if the “foreachavailablechildofnode” loop terminat...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iommu/arm-smmu-qcom: Added SM6115 MDSS compatibility. Added SM6115 MDSS compatibility to the list of compatible devices, as it also requires that workaround. Without this workaround, for example, the QRB4210 RB2, which is base...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Thermal: Fix for double-free on unregistration Since commit 3d439b1a2ad3 “thermal/core: Alloc-copy-free the thermal zone parameters structure”, the thermalzonedeviceregister function allocates a copy of the tzp argument and frees...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the mm/pagealloc function, the clearpage-private operation is performed in freepagesprepare. Several subsystems slub, shmem, ttm, etc. use page-private, but they do not clear it before freeing pages. When these pages are later...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Thermal: Fix NULL pointer dereferencing in ofthermal functions. The function ofparsethermalzones parses the thermal-zone node and registers a thermalzone device for each subnode. However, if a thermal zone uses a thermal senso...

Astra Linux – Vulnerability in Parsec

The vulnerability of the parsecmdlin function in the PARSEC security subsystem is related to improper memory release after its use. Exploiting this vulnerability allows an attacker to cause a service failure...

Astra Linux – Vulnerability in Linux, Linux 5.10

A stack overflow flaw was discovered in the Linux kernel’s SYSCTL subsystem regarding how a user modifies certain kernel parameters and variables. This flaw allows a local user to crash the system or potentially escalate their privileges on the system...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: thermal/int340xthermal: handles datavault when the value is ZEROSIZEPTR. In some cases, GDDV returns a packet with a buffer of zero length. This causes kmemdup to return ZEROSIZEPTR 0x10. As a result, datavaultread encounters a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iio: imu: adis: Fixed NULL pointer dereferencing in adisinit. The adisinit function dereferences adis-ops to check whether the individual function pointers write, read, reset are NULL. However, it does not first check whether...

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...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: net: dsa: lantiqgswip: The operation gswipremove should perform the ofnodeputpriv-ds-slavemiibus-dev.ofnode before calling mdiobusfreepriv-ds-slavemiibus...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: coresight: ETR: Fixed the “use-after-free” issue related to ETR buffer usage When ETR is enabled as CSMODESYSFS, if the buffer size is changed and the feature is re-enabled, currently, sysfsbuf will point to the newly allocated...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: amdgpu/pm: prevented array underflow in vega20odneditdpmtable In the PPODEDITVDDCCURVE case, the “inputindex” variable is capped at 2, but its negative values are not checked, resulting in an out-of-bounds read. This value comes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: md: made rdevaddable usable for rcu mode Our testcase triggered a panic: BUG: kernel NULL pointer dereference, address: 00000000000000e0 … Oops: 0000 1 SMP NOPTI CPU: 2 UID: 0 PID: 85 Comm: kworker/2:1 Not tainted 6.16.0+ 94...