Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: x86/ioremap: Maps EFI-reserved memory as encrypted for SEV. Some drivers require memory that is marked as EFI boot services data. To prevent this memory from being reused by the kernel after ExitBootServices, efimemreserve is use...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Firmware: armffa: Check if ffadriverremove is present before executing it. Currently, ffadrv-remove is called unconditionally from ffadeviceremove. Since the driver registration does not check for this, and allows it to be...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcill: Fixed firmware leak on the error path. Suggestions for improvement: drivers/bluetooth/hcill.c: Line 587 of downloadfirmware: A warning appears: “fw” from requestfirmware is not released on line 544. In...

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

In the Linux kernel, the following vulnerability has been resolved: media: xc2028: Avoid use-after-free in loadfirmwarecb Syzkaller reported a use-after-free in loadfirmwarecb 1. The reason is that the module allocated a struct tuner in tunerprobe, and then the module initialization failed, causi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Staging: rtl8712: fixed a use-after-free in rtl8712dlfw Syzbot reported a use-after-free in rtl8712dlfw. The issue occurred due to a race condition between r871xudevremove and dondoopen callbacks. It’s clear from the crash log...

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

In the Linux kernel, the following vulnerability has been resolved: ceph: The incorrect reference check of Fw was removed when marking pages as dirty. When performing direct IO reads, the system will also attempt to mark pages as dirty. However, for the read path, it does not hold the Fw caps, an...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nvdimm: Fixed scenarios where firmware activation led to deadlocks. Lockdep reports the following deadlock scenarios for CXL root devices: - power-management, deviceprepare, operations, and deviceshutdown operations for...

Astra Linux – Vulnerability in edk2

EDK2 is vulnerable to a vulnerability in the CreateHob function, which allows a user to trigger an integer overflow that leads to a buffer overflow through a local network. Successful exploitation of this vulnerability may result in compromises of confidentiality, integrity, and/or availability...

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

In the Linux kernel, the following vulnerability has been resolved: MIPS: fw: Allow firmware to pass an empty environment variable. fwgetenv will use the environment variable entry to determine the style of the environment variables. However, it is legal for the firmware to simply pass an empty...

Astra Linux – Vulnerability in Linux-Firmware

A GPU kernel can read sensitive data from another GPU kernel even from another user or application through an optimized GPU memory region called local memory on various architectures...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ACPI: x86: s2idle: Handling multiple ACPITYPEPACKAGE objects If a poorly constructed firmware includes multiple ACPITYPEPACKAGE objects during the evaluation of the AMD LPS0DSM, a memory leak may occur. This issue is explicitly...

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: RDMA/bnxtre: wraparound mbox producer index The driver does not handle the wraparound of the mbox producer index correctly. Currently, the wraparound occurs once the u32 maximum value is reached. Bit 31 of the producer index...

Astra Linux – Vulnerability in edk2

EDK2’s Network Package is vulnerable to an out-of-bounds read vulnerability when processing the Neighbor Discovery Redirect message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially result in a loss of confidentiality...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bnxten: Fixed an out-of-bound memcpy call during ethtool -w When retrieving the FW core dump using ethtool, memory corruption can sometimes occur. BUG: KFENCE: Memory corruption in bnxtgetcoredump+0x3ef/0x670 bnxten Corrupted...

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

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: do not trust the firmware’s nChannels value. If the firmware sends us a corrupted MCC response where nChannels is much larger than what the command response can handle, we might copy too much uninitialized...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

Dm-verity is used to extend the root-of-trust to root file systems. LoadPin builds upon this feature to restrict module/firmware loads to only the trusted root file system. Currently, device-mapper table reloads allow users with root privileges to replace the target with an equivalent dm-linear...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fixed a use-after-free issue related to KFENCE violations during the sysfs firmware write process. During the sysfs firmware write process, a use-after-free read warning was logged from the lpfcwrobject routine: BUG:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Media: MediTech; vcodec: Fixed a resource leak related to the scp device during firmware initialization. On MediTech devices with a System Companion Processor SCP, the mtkscp structure must be explicitly removed to avoid a resour...

Astra Linux – Vulnerability in edk2

In Ubuntu’s EDK2, a insecure default setting was left enabled, allowing UEFI Shell to be used. This enables an attacker with access to the operating system to bypass Secure Boot...

Astra Linux – Vulnerability in edk2

A BIOS bug in the firmware of a specific PC model leaves the Platform authorization value empty. This can be used to permanently brick the TPM in multiple ways, as well as to non-permanently cause damage to the system’s performance...