Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In net: liquidio, there is a issue where the netdev pointer must be initialized before queue setup is performed. In setupnicdevices, the netdev is allocated using allocetherdevmq. However, the pointer to this structure is stored ...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: um: Fixed an out-of-bounds read in LDT setup syscallstubdata expects the datacount parameter to be the number of longs, not bytes. ================================================================== BUG: KASAN: Out-of-bounds acces...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fixed the use-of-free issue in session logout. The sess-user object may currently be used by another thread. For example, if another connection sends a session setup request to make the session available for use. The handl...

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: pinctrl: mcp23s08: Fixed sleeping in atomic context due to regmap locking If a device uses the MCP23xxx IO expander to receive IRQs, the following bug can occur: BUG: Sleeping function called from invalid context at...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: UVC: Prevent buffer overflow in setup handler The uvcfunctionsetup function allows control transfers with a payload of up to 64 bytes UVCMAXREQUESTSIZE. The data stage handler for OUT transfers uses memcpy to copy th...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: clk: st: Fixed a memory leak in stofquadfssetup. If stclkregisterquadfspll fails, @lock should be freed before going to @errexit; otherwise, a memory leak will occur. Fix this issue...

Astra Linux – Vulnerability in Linux 5.10

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 – 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

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

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 – 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 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 – 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 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 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...

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 found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: riscv: fixed the reserved memory setup Currently, RISC-V sets up reserved memory using the “early” copy of the device tree. As a result, when trying to access a reserved memory region using ofreservedmemlookup, the pointer to the...

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...