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

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: fsl-asoc-card: Set priv-pdev before using it The priv-pdev pointer was set after it was used in fslasoccardaudmuxinit. This assignment should be moved to the beginning of the probe function, so that sub-functions can...

Astra Linux – Vulnerability in Linux

A flaw related to race conditions and incorrect initialization of the process ID was discovered in the Linux kernel’s handling of child/parent process identification during signal handler filtering. A local attacker can exploit this flaw to bypass checks and send any signal to a privileged proces...

Astra Linux – Vulnerability in Linux

The mwifiexcmd80211adhocstart function in the drivers/net/wireless/marvell/mwifiex/join.c file within the Linux kernel, as of version 5.10.4, may allow remote attackers to execute arbitrary code by using a long SSID value, also known as CID-5c455c5ab332...

Astra Linux – Vulnerability in Linux

The vgacon subsystem in the Linux kernel before version 5.8.10 mishandles software scrollback operations. There is an out-of-bounds read in vgaconscrolldelta, also known as CID-973c096f6a85...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel, specifically with versions up to 5.9.1, when used with Xen in versions up to 4.14.x. Users of guest operating systems may experience a denial of service where the host operating system hangs due to a high rate of events affecting dom0, also known as...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel through version 5.9.1, as used with Xen up to version 4.14.x. The file drivers/xen/events/eventsbase.c allows for the removal of event channels during the event-handling loop a race condition. This can lead to a use-after-free or NULL pointer...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the JFS filesystem code within the Linux kernel, which allows a local attacker to cause the system to panic by enabling the ability to set extended attributes. This can lead to memory corruption or an escalation of privileges. The most significant threat posed by this...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the Linux kernel in versions prior to 5.4.92 regarding the BPF protocol. This flaw allows an attacker with a local account to disclose information about kernel internal addresses. The greatest threat posed by this vulnerability relates to confidentiality...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Media: aspeed – Fix the clock handling logic The Video Engine uses eclk and vclk as its clock sources. Its reset control is coupled with eclk, so the current clock enabling sequence works as follows: 1. Enable eclk. 2. De-assert...

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: Net: Ethernet: ti: am65-cpsw: Fix for freeing the IRQ in am65cpswnussremove Txchns. When obtaining the IRQ, we use k3udmagluetxgetirq, which returns a negative error value if there is an error. Therefore, checking if the IRQ is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘drm/amd/display: Use HW lock mgr for PSR1’” This revertment is associated with the commit a2b5a9956269 “drm/amd/display: Use HW lock mgr for PSR1”. It may cause system hangs when connecting with the two EDP panels...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Tracing: Fixed an issue where corrupted data was written to the “hist” field, potentially affecting the “namedTriggers” list. The following commands cause a crash: cd /sys/kernel/tracing/events/rcu/rcucallback echo...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel through version 5.11.x. The kernel/bpf/verifier.c file contains unwanted out-of-bounds speculation during pointer arithmetic operations, which allows for side-channel attacks that circumvent Spectre mitigations and extract sensitive information from kern...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in the Linux kernel before version 5.11.7. The function usbipsockfdstore in drivers/usb/usbip/stubdev.c allows attackers to cause a denial of service attack GPF. This vulnerability occurs due to race conditions during the update of the local and shared status,...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel through version 5.11.10. In the drivers/net/ethernet/freescale/gianfar.c file of the Freescale Gianfar Ethernet driver, it was found that a negative fragment size can be calculated in situations where an rx queue overrun occurs when jumbo packets are use...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel before version 5.11.11. The qrtrrecvmsg function in net/qrtr/qrtr.c allows attackers to obtain sensitive information from kernel memory due to a partially uninitialized data structure, identified as CID-50535249f624...

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

In the Linux kernel, the following vulnerability has been resolved: vfs: fixed a race condition between eviceinodes and findinode&iput Hi, everyone, I recently noticed a bug in btrfs. After investigating it further, I believe it’s a race condition in vfs. Let’s assume that there’s an inode i.e.,...

Astra Linux – Vulnerability in Linux

In the rbd block device driver located in drivers/block/rbd.c within the Linux kernel, up to version 5.8.9, incomplete permission checks were used for accessing rbd devices. This could have been exploited by local attackers to map or unmap rbd block devices, specifically the CID-f44d04e696fe devi...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the HDLCPPP module of the Linux kernel in versions prior to 5.9-rc7. Memory corruption and a read overflow occur due to improper input validation in the pppcpparsecr function, which can cause the system to crash or lead to a denial of service. The greatest threat posed by...

Astra Linux – Vulnerability in Linux

A NULL pointer dereference flaw was discovered in the Linux kernel’s GPU Nouveau driver functionality in versions prior to 5.12-rc1. This flaw allows a local user to crash the system. The flaw occurs when the user calls ioctl DRMIOCTLNOUVEAUCHANNELALLOC...