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

In the Linux kernel, the following vulnerability has been resolved: ceph: The incorrect reference check of Fw was removed when marking pages as dirty. When performing direct IO reads, the system will also attempt to mark pages as dirty. However, for the read path, it does not hold the Fw caps, an...

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

In the Linux kernel, the following vulnerability has been resolved: ethtool: checks whether the device is present when obtaining link settings. A sysfs reader may race with a device that is reset or removed, attempting to read the device’s state when the device is not actually present. For exampl...

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

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fixed the potential NULL pointer dereferencing in nilfsbtreeinsert The patch series “nilfs2: fixes potential issues with empty B-tree nodes” addresses three potential issues with empty B-tree nodes that can occur with...

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

In the Linux kernel, the following vulnerability has been resolved: In the bcm module, there was a issue where bo-bcmprocread was still triggered after the removeprocentry function was called. The syzbot tool reported a warning in the bcmrelease function. The fix addressed another warning that...

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

In the Linux kernel, the following vulnerabilities have been resolved: nilfs2: Fixed state management in the error path of the log writing function. After the commit a694291a6211 “nilfs2: separate the wait function from nilfssegctorwrite” was applied, the log writing function...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcicodec: Fixed leaking content of localcodecs The following memory leak can be observed when the controller supports codecs that are stored in the localcodecs list, but the elements are never freed: Unreferenced...

Astra Linux – Vulnerability in Linux, Linux 5.10

The file net/netfilter/nfdupnetdev.c in the Linux kernel versions 5.4 through 5.6.10 allows local users to gain privileges due to a heap-out-of-bounds write. This issue is related to the nftablesoffload mechanism...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iwcxgb4: A potential NULL dereferencing in c4iwfillrescmidentry has been fixed. This condition must match the previous “if epcp-state == LISTEN” exactly to avoid a NULL dereferencing of either “listenep” or “ep”. The problem is...

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

A use-after-free flaw was discovered in ndlcremove in drivers/nfc/st-nci/ndlc.c within the Linux kernel. This flaw could allow an attacker to cause the system to crash due to a race condition...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: chardev: Fixed error handling in cdevdeviceadd. While performing fault injection tests, the following issue was reported: ------------ Cut here ------------ kobject: “null” 0000000039956980: Not initialized, yet kobjectput is bei...

Astra Linux – Vulnerability in Linux

The bpf verifier in the Linux kernel failed to properly handle truncation of the mod32 destination register when the source register was known to be 0. A local attacker who had the ability to load bpf programs could exploit this vulnerability by performing out-of-bounds reads in kernel memory,...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Fixed a use-after-free race condition for maps It is possible that before fastrpcfreemap is called, another thread may call fastrpcmaplookup and obtain a reference to a map that is about to be deleted. The function...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fixed a memory leak in PBLE objects. For the rmmod of irdma, the memory of PBLE objects is not freed. PBLE objects’ memory is not statically allocated at the time of function initialization—unlike other HMC objects...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: Fixed the issue of reading strings from synthetic events. The following commands caused a crash: cd /sys/kernel/tracing echo 's:open char file' dynamicevents echo...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the Linux kernel, as access to the global variable fgconsole is not properly synchronized, resulting in a use after free in confontop...

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

In the Linux kernel, the following vulnerability has been resolved: iio: adc: ad7091r: Allow users to configure device events AD7091R-5 devices are supported by the ad7091r-5 driver, along with the ad7091r-base driver. These drivers declare iio events to notify user space when ADC readings fall...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: media: dvbdev: Fixed a memory leak in dvbMediaDeviceFree. The function dvbMediaDeviceFree leaks memory. It is necessary to free the dvbdev-adapter-conn object before setting it to NULL, as documented in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: The default value of “denominators” should be set to 1. WHAT & HOW Variables that are used as denominators and may not be assigned to other values should not have a default value of 0. Change their default value ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Staging: rtl8712: fixed a use-after-free in rtl8712dlfw Syzbot reported a use-after-free in rtl8712dlfw. The issue occurred due to a race condition between r871xudevremove and dondoopen callbacks. It’s clear from the crash log...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: octeontx2-af: Added validation before accessing cgx and lmac. With the addition of new MAC blocks such as CN10K RPM and CN10KB RPMUSX, LMACs are noncontiguous, and CGX blocks are also noncontiguous. However, during the RVU...