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

In the Linux kernel, the following vulnerability has been resolved: ubifs: Memory freed for the tmpfile name When opening a ubifs tmpfile in an encrypted directory, the function fscryptsetupfilename allocates memory for the name that will be stored in the directory entry. However, after the name ...

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, sunrpc: Remapping EPERM in case of connection failure in xstcpsetupsocket. When using a BPF program on kernelconnect, the call may return -EPERM. This causes xstcpsetupsocket to loop indefinitely, filling up the syslog and...

Astra Linux – Vulnerability in liblivemedia

A heap-use-after-free vulnerability was discovered in live555 version 2023.05.10 while handling the SETUP process...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb/server: A possible reference count leak in smb2sesssetup has been fixed. The reference count of ksmbdsession will leak when a session needs to be reconnected. This issue has been fixed by adding the missing ksmbdusersessionpu...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: hns3: do not allow calling hns3nicnetopen repeatedly The function hns3nicnetopen should not be called repeatedly, but there is no checking for this. When performing device reset and setting up traffic channels concurrently,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: can: bcm: fixed locking issues for runtime updates of bcmop. The commit c2aba69d0c36 “can: bcm: added locking for runtime updates of bcmop” added locking for certain variables that can be modified during runtime when updating the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: xtensa: xtfpga: Fixed a refcount leak bug in setup. In machinesetup, offindcompatiblenode will return a node pointer with the refcount incremented. We should use ofnodeput when it is no longer needed...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: Fixed wild-memory-access in registersynthevent. In registersynthevent, if setsyntheventprintfmt fails, then both traceremoveeventcall and unregisterTraceEvent will be called. This means that traceeventcall will call...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ixgbe: Fixed NULL pointer dereferencing in ixgbexdpsetup The ixgbe driver currently causes a NULL pointer dereferencing with some machines online cpus ringfeatureRINGFFDIR.limit = count; This results in numqueues being set to 63...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: fixed a possible memory leak in smb2lock. argv needs to be freed when setupasyncwork fails, or when the current process is awakened...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: Fixed a UAF issue in nfqnlnfhookDrop when opsinit fails. When the opsinit function is called to initialize the network, but ops-init fails, data is released. However, the pointer ptr in net-gen becomes invalid. In this...

Astra Linux – Vulnerability in Linux 5.15

A flaw was discovered in the ksmbd component of the Linux kernel, a high-performance in-kernel SMB server. The specific flaw exists in the processing of SMB2SESSIONSETUP commands. The issue arises due to the lack of proper locking when performing operations on an object. An attacker can exploit...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: gpiolib: A memory leak was fixed in gpiochipsetupdev. Here is a backtrace report regarding the memory leak detected in gpiochipsetupdev: Unreferenced object: 0xffff88810b406400 size 512 - Source: comm "python3", pid 1682, jiffies...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mm/mempolicy: fixed an issue where uninit-value was present in mpolrebindpolicy. mpolsetnodemask mm/mempolicy.c does not set the nodemask when pol-mode is MPOLLOCAL. Check pol-mode before accessing pol-w.cpusetmemsallowed in...

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

In the Linux kernel, the following vulnerability has been resolved: media: tc358743 – The v4l2 async device is registered only after a successful setup. Ensure that the device has been set up correctly before registering the v4l2 async device, thereby allowing userspace to access it...

Astra Linux – Vulnerability in Linux 5.10

A use-after-free flaw was discovered in the Linux kernel’s iouring subsystem. This flaw occurs when a user sets up a ring using IORINGSETUPIOPOLL, with multiple tasks completing submissions within that ring. This flaw allows a local user to crash the system or escalate their privileges on the...

Astra Linux – Vulnerability in Linux

In the Linux kernel, from drivers/block/nbd.c up to version 5.10.12, there is a use-after-free in the nbdaddsocket function. This issue could be triggered by local attackers who have access to the nbd device. The attack occurs during I/O requests at a certain point in device setup, specifically...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: Avoid leaking ctx on the dsatag8021qregister error path If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will be leaked. Make sure...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: locking/csdlock: The csdlockdebug parameter should be changed from earlyparam to setup. The csdlockdebug kernel-boot parameter is processed by the earlyparam function csdlockdebug. If this parameter is set, csdlockdebug invokes...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: SUNRPC: Fixed null-ptr-deref when xps sysfs alloc fails There is a null-ptr-deref when xps sysfs alloc fails: BUG: KASAN: null-ptr-deref in sysfsdocreatelinksd+0x40/0xd0 Reading a 8-byte value at address 0000000000000030 by ta...