Moderate: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: information leak in scsiioctl CVE-2022-0494 use-after-free in tcnewtfilter in net/sched/clsapi.c CVE-2022-1055 For more details about the security issues, including the impact, a CVSS score,...

The vulnerability in the implementation of the VT_DISALLOCATE function in Linux kernel allows a attacker to trigger a service failure.

The vulnerability in the implementation of the VTDISALLOCATE function in Linux operating systems is related to the use of memory after it is freed during the loading of the tty utility. Exploiting this vulnerability can allow a remote attacker to cause a service failure...

DEBIAN-CVE-2020-36558

A race condition in the Linux kernel before 5.5.7 involving VTRESIZEX could lead to a NULL pointer dereference and general protection fault...

UBUNTU-CVE-2020-36557

A race condition in the Linux kernel before 5.6.2 between the VTDISALLOCATE ioctl and closing/opening of ttys could lead to a use-after-free...

SUSE-SU-2022:2158-1 Security update for xen

This update for xen fixes the following issues: - CVE-2022-26356: Fixed potential race conditions in dirty memory tracking that could cause a denial of service in the host bsc1197423. - CVE-2022-26357: Fixed a potential race condition in memory cleanup for hosts using VT-d IOMMU hardware, which...

CLSA-2022-1655821334 Fixed 6 CVEs in kernel

net: qrtr: fix another OOB Read in qrtrendpointpost CVE-2021-3743 - vt: keyboard: avoid signed integer overflow in kascii CVE-2020-13974 - pNFS/flexfiles: fix incorrect size check in decodenfsfh CVE-2021-4157 - esp: Fix possible buffer overflow in ESP transformation CVE-2022-27666 - sock: remove...

MAL-2022-6986 Malicious code in vt-blockchain-bootcamp-starter-frontend (npm)

--- -= Per source details. Do not edit below this line.=- Source: ghsa-malware f1085597e357b5b1d2b12ab109ff9c279fa1cbca538e418cf962f34265384141 Any computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be...

CVE-2021-28710

certain VT-d IOMMUs may not work in shared page table mode For efficiency reasons, address translation control structures page tables may and, on suitable hardware, by default will be shared between CPUs, for second-level translation EPT, and IOMMUs. These page tables are presently set up to alwa...

NewStart CGSL CORE 5.05 / MAIN 5.05 : microcode_ctl Multiple Vulnerabilities (NS-SA-2022-0046)

The remote NewStart CGSL host, running version CORE 5.05 / MAIN 5.05, has microcodectl packages installed that are affected by multiple vulnerabilities: - Incomplete cleanup from specific special register read operations in some IntelR Processors may allow an authenticated user to potentially...

NewStart CGSL MAIN 6.02 : microcode_ctl Multiple Vulnerabilities (NS-SA-2022-0060)

The remote NewStart CGSL host, running version MAIN 6.02, has microcodectl packages installed that are affected by multiple vulnerabilities: - Incomplete cleanup from specific special register read operations in some IntelR Processors may allow an authenticated user to potentially enable...

OracleVM 3.4 : xen (OVMSA-2022-0012)

The remote OracleVM system is missing necessary patches to address security updates: - Racy interactions between dirty vram tracking and paging log dirty hypercalls Activation of log dirty mode done by XENDMOPtrackdirtyvram was named HVMOPtrackdirtyvram before Xen 4.9 is racy with ongoing log dir...

Race Condition

xen is vulnerable to race condition. Attackers are able to bypass VT-d domain IDs and cause race condition...

CVE-2022-26357

race in VT-d domain ID cleanup Xen domain IDs are up to 15 bits wide. VT-d hardware may allow for only less than 15 bits to hold a domain ID associating a physical device with a particular domain. Therefore internally Xen domain IDs are mapped to the smaller value range. The cleaning up of the...

CVE-2022-26358

IOMMU: RMRR VT-d and unity map AMD-Vi handling issues This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region...

CVE-2022-26359

IOMMU: RMRR VT-d and unity map AMD-Vi handling issues This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region...

CVE-2022-26357

race in VT-d domain ID cleanup Xen domain IDs are up to 15 bits wide. VT-d hardware may allow for only less than 15 bits to hold a domain ID associating a physical device with a particular domain. Therefore internally Xen domain IDs are mapped to the smaller value range. The cleaning up of the...

CVE-2022-26360

IOMMU: RMRR VT-d and unity map AMD-Vi handling issues This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region...

CVE-2022-26361

IOMMU: RMRR VT-d and unity map AMD-Vi handling issues This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region...

Design/Logic Flaw

race in VT-d domain ID cleanup Xen domain IDs are up to 15 bits wide. VT-d hardware may allow for only less than 15 bits to hold a domain ID associating a physical device with a particular domain. Therefore internally Xen domain IDs are mapped to the smaller value range. The cleaning up of the...

Memory corruption

IOMMU: RMRR VT-d and unity map AMD-Vi handling issues This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region...