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

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: A potential dereference issue with RCU resources has been fixed in the wilcparsejoinbssparam function. In the wilcparsejoinbssparam function, the TSF field of the ies structure is accessed after the RCU read-side...

Astra Linux – Vulnerability in ntfs-3g

A properly crafted NTFS image can lead to a out-of-bounds read in ntfsielookup in NTFS-3G before version 2021.8.22...

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: netrom: Check the buffer length before accessing it. Syzkaller reports an issue where an uninit value is read from ax25cmp when sending raw messages through the ieee802154 implementation...

Astra Linux – Vulnerability in CGal

There are multiple code execution vulnerabilities in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1. A specially crafted malformed file can lead to an out-of-bounds read and type confusion, which could result in code execution. An attacker can provide malicious input to trigger...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iio: health: afe4404: Fixed out-of-bounds read in afe4404read|writeraw KASAN reports an out-of-bounds read as follows: BUG: KASAN: Global out-of-bounds in afe4404readraw+0x2ce/0x380; read of size 4 at address ffffffffc00e4658 by...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ipv4: iptunnel: A suspicious RCU usage warning was fixed in iptunnelinitflow. There are code paths where the function is called without holding the RCU read lock, resulting in a suspicious RCU usage warning 1. The issue was fixed...

Astra Linux – Vulnerability in Chromium

The use of uninitialized resources in the GPU in Google Chrome prior to version 151.0.7922.169 allowed a remote attacker who had compromised the renderer process to read memory outside the sandbox through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in xrdp

XRDPTRP is an open-source remote desktop protocol server. Access to the font glyphs in xrdppainter.c is not bounded. Since some of this data is controllable by the user, this can lead to an out-of-bounds read within the xrdp executable. The vulnerability allows for an out-of-bounds read within a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: fixed a possible Use-after-Allocation UAF issue when remounting a read-only mmp-protected file system. After committing the change 618f003199c6 “ext4: fixing a memory leak in ext4fillsuper”, there is a race condition where...

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

In the Linux kernel, the following vulnerability has been resolved: nilfs2: Do not force clear the buffer if it is referenced. The patch series “nilfs2: Protect busy buffer heads from being forced to be cleared” addresses this issue. This patch fixes the inconsistency in buffer head states report...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ICMP: Fixed a data race around sysctlicmperrorsuseinboundifaddr. When reading sysctlicmperrorsuseinboundifaddr, it can be changed concurrently. Therefore, we need to add READONCE to its reader function...

Astra Linux – Vulnerability in xwayland, xorg-server

A flaw was discovered in the X.Org X server. This vulnerability, an out-of-bounds read, affects the handling of XKB X Keyboard Extension modifier maps. An attacker with access to the X11 server can exploit this by sending a malformed request, causing the server to read beyond its intended memory...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: sched: flower: Protect flwalk with rcu. The patch that refactored flwalk to use idrforeachentrycontinueul also removed the rcu protection for individual filters. This caused a use-after-free when the filter was deleted...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ip: Fixed a data race around the sysctlfwmarkreflect function. When reading sysctlfwmarkreflect, it can be changed concurrently. Therefore, we need to add READONCE to its reader function...

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

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: L2CAP: Validating the PDU length before reading the SDU length in l2capecreddatarcv The l2capecreddatarcv function reads the SDU length field from skb-data using getunalignedle16, without first verifying that skb...

Astra Linux – Vulnerability in Linux, Linux 5.10

The vmwgfx driver contains a local privilege escalation vulnerability that allows unprivileged users to gain access to files opened by other processes on the system through a dangling ‘file’ pointer...

Astra Linux – Vulnerability in CGal

There are multiple code execution vulnerabilities in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1. A specially crafted malformed file can lead to an out-of-bounds read and type confusion, which could result in code execution. An attacker can provide malicious input to trigger...

Astra Linux – Vulnerability in CGal

There are multiple code execution vulnerabilities in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1. A specially crafted malformed file can lead to an out-of-bounds read and type confusion, which could result in code execution. An attacker can provide malicious input to trigger...

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

In the Linux kernel, the following vulnerability has been resolved: net: fixed possible store tearing in neighperiodicwork. While reviewing a related syzbot report involving neighperiodicwork, I noticed that I forgot to add an annotation when deleting an RCU-protected item from a list. When using...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tty: vt: initialize unicode screen buffer The syzbot report indicates a kernel vulnerability at the vcsread function 1. The buffer can be read immediately after the resizing operation. Initialize the buffer using kzalloc...