Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in ksmbd within the Linux kernel versions 5.15 through 5.19, prior to 5.19.2. There is an out-of-bounds read and an OOPS error for SMB2write, when a large length is present in the zero DataOffset case. source-iocs-preserved const=SMB2WRITE...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: HID: magicmouse: A memory leak was avoided in the magicmousereportfixup function. The magicmousereportfixup function returned a buffer that was allocated using kmemdup. However, this buffer was never freed. The caller of...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed a potential memory leak in DMUB hwinit Why When resuming, we perform DMUB hwinit, which allocates memory using dmresume-dmdmubhwinit-dcdmubsrvcreate-kzalloc. This results in a memory leak in suspend/resume...

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: netlabel: Fixed a NULL pointer exception caused by CALIPSO on IPv4 sockets. When calling netlblconnsetattr, addr-safamily is used to determine the function’s behavior. If sk is an IPv4 socket, but the connect function is called...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: dmaengine: Fixed an issue where the clientcount variable was incremented twice for public channels when dmachanget was called for a channel. This occurred first in balancerefcount, and again before returning. As a result, the...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Avoid NULL dereferencing of the timing generator Why & How Check whether the assigned timing generator is NULL before accessing its functions, to prevent NULL dereferencing...

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: KVM: Fixed a data race on lastboostedvcpu in kvmvcpuonspin. Used READ,WRITEONCE to access kvm-lastboostedvcpu to ensure that reads and writes are atomic. In the extremely unlikely scenario where the compiler introduces errors in...

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

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-v2: Check whether the vCPU is not NULL in vgicv2parseattr. vgicv2parseattr is responsible for finding the vCPU that matches the user-provided CPUID. This CPUID may, of course, be invalid. If the ID is invalid,...

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: net: ipv6: Fixed warnings related to memcpy operations that span multiple fields in the AH output. These warnings occur when extension headers are copied to IPv6 address fields, causing Fortify-string warnings regarding writes...

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: drm/tegra: Fixed a possible null pointer derefrence issue. In tegracrtcreset, new memory is allocated using kzalloc, but no checks are performed. Before calling drmatomichelpercrtcreset, the state of the memory allocation should ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: gpio: wcd934x – Fixed the out-of-bounds shift error. The bit mask for pins 0 to 4 is actually BIT0 to BIT4, but we ended up using BITn – 1, which is incorrect. This issue was caught by the UBSAN check. UBSAN: Out-of-bounds shi...

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: The neighnotify function can be called without RTNL or RCU protection. Use RCU protection to avoid potential Universal Atomic Faults UAF...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: iwlwifi: mvm: Pause TCM when the firmware is stopped Ignoring this issue will cause us to send a host command to the transport module while the firmware is not active, which will trigger a WARNING. Bad state = 0 WARNING: CP...

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

In the Linux kernel, the following vulnerability has been resolved: vcscreen: The load of the struct vcdata pointer in vcsread was moved to avoid a Use-After-Free UAF condition. After a call to consoleunlock in vcsread, the struct vcdata structure can be freed using vcdeallocate. Therefore, the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: The denominator pbndiv is checked before being used. WHAT & HOW The denominator cannot be 0, and this check is performed before it is used. This fix addresses a Divide-by-zero issue reported by Coverity...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: - media: cx25821: Fixed a resource leak in cx25821devsetup - Added releasememregion if ioremap fails to release the memory region obtained by cx25821getresources...

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: nexthop: All fields in the dumped nexthops structures need to be initialized. The struct nexthopgrp structure contains two reserved fields that are not initialized by nlaputnhgroup. These fields contain garbage values. This...

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

A issue was discovered in l2capsockrelease in net/bluetooth/l2capsock.c in the Linux kernel before version 6.4.10. There is a use-after-free issue, as the children of a sk object are handled incorrectly...

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: netfilter: nftsetrbtree: Fixed an issue with overlapping expiration walks. The lazy garbage collection during insertion, which should remove entries when the timeout occurs, fails to properly release the remaining part of the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Platform/x86: intelpmccore – Fixed a memory leak that occurred during registration failures. In cases where device registration fails during module initialization, the platformdevice structure must be freed using...