PCI devices with RMRRs not deassigned correctly

ISSUE DESCRIPTION Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region Reporting, "RMRR". These are typically used for platform tasks such as legacy USB emulation. If such a device is passed through to a guest, then on guest shutdown the...

Xen 资源管理错误漏洞

Xen is an open source virtual machine monitor product from the University of Cambridge, UK. The product enables different and incompatible operating systems to run on the same computer and supports migration at runtime to ensure uptime and avoid downtime. A resource management error vulnerability...

Fix of CVE: CVE-2021-38160, CVE-2021-3573, CVE-2021-38205, CVE-2021-3178, CVE-2021-20265, CVE-2021-3612, CVE-2021-32399, CVE-2021-37159, CVE-2014-4508, CVE-2021-28972, CVE-2021-34693, CVE-2021-20292

ELSCVE-666: CVE-2021-34693: can: bcm: fix infoleak in struct bcmmsghead - ELSCVE-705: CVE-2021-38160: virtioconsole: Assure used length from device is limited - ELSCVE-769: CVE-2014-4508: x8632, entry: Do syscall exit work on badsys CVE-2014-4508 - ELSCVE-844: CVE-2021-3573: Bluetooth: use...

Fix of CVE: CVE-2021-34693, CVE-2021-20292, CVE-2021-28972, CVE-2021-20265, CVE-2021-32399, CVE-2014-4508, CVE-2021-3612, CVE-2021-3178, CVE-2021-37159, CVE-2021-38205, CVE-2021-3573, CVE-2021-38160

ELSCVE-666: CVE-2021-34693: can: bcm: fix infoleak in struct bcmmsghead - ELSCVE-705: CVE-2021-38160: virtioconsole: Assure used length from device is limited - ELSCVE-769: CVE-2014-4508: x8632, entry: Do syscall exit work on badsys CVE-2014-4508 - ELSCVE-844: CVE-2021-3573: Bluetooth: use...

Ditch the Alert Cannon: Modernizing IDS is a Security Must-Do

After more than 20 years of underwhelming results, security leaders have accepted their intrusion detection system IDS programs as no more than a compliance checkoff. It’s no secret that IDS’s reliance on bi-modal signatures is brittle, easily evaded and often referred to as an “alert cannon.” Ti...

Unbreakable Enterprise kernel security update

5.4.17-2102.205.7.2 - btrfs: fix race between marking inode needs to be logged and log syncing Filipe Manana Orabug: 33349276 5.4.17-2102.205.7.1 - RDMA/cma: Revert INIT-INIT patch Mike Marciniszyn Orabug: 33306518 5.4.17-2102.205.7 - rds: ib: Set SENDSIGNALED on the last WR posted Hakon Bugge...

Information Disclosure

OpenStack Keystone allows information disclosure during account locking related to PCI DSS features. By guessing the name of an account and failing to authenticate multiple times, any unauthenticated actor could both confirm the account exists and obtain that account's corresponding UUID, which...

Security update for the Linux Kernel (important)

openSUSE Security Update: Security update for the Linux Kernel Announcement ID: openSUSE-SU-2021:1142-1 Rating: important References: 1065729 1085224 1094840 1113295 1153274 1154353 1156395 1179243 1183871 1184114 1184350 1184631 1185377 1185902 1186194 1186264 1186482 1187476 1188101 1188405...

CVE-2021-38155

OpenStack Keystone 10.x through 16.x before 16.0.2, 17.x before 17.0.1, 18.x before 18.0.1, and 19.x before 19.0.1 allows information disclosure during account locking related to PCI DSS features. By guessing the name of an account and failing to authenticate multiple times, any unauthenticated...

CVE-2021-38155

OpenStack Keystone 10.x through 16.x before 16.0.2, 17.x before 17.0.1, 18.x before 18.0.1, and 19.x before 19.0.1 allows information disclosure during account locking related to PCI DSS features. By guessing the name of an account and failing to authenticate multiple times, any unauthenticated...

Information disclosure

OpenStack Keystone 10.x through 16.x before 16.0.2, 17.x before 17.0.1, 18.x before 18.0.1, and 19.x before 19.0.1 allows information disclosure during account locking related to PCI DSS features. By guessing the name of an account and failing to authenticate multiple times, any unauthenticated...

CVE-2021-38155

OpenStack Keystone 10.x through 16.x before 16.0.2, 17.x before 17.0.1, 18.x before 18.0.1, and 19.x before 19.0.1 allows information disclosure during account locking related to PCI DSS features. By guessing the name of an account and failing to authenticate multiple times, any unauthenticated...

CVE-2021-38155

CVE-2021-38155 affects OpenStack Keystone 10.x–19.x; an unauthenticated actor can confirm account existence and retrieve the account UUID by guessing the account name and triggering repeated failed authentications, when security_compliance.lockout_failure_attempts is enabled. Connected advisories...

CVE-2021-38155

OpenStack Keystone 10.x through 16.x before 16.0.2, 17.x before 17.0.1, 18.x before 18.0.1, and 19.x before 19.0.1 allows information disclosure during account locking related to PCI DSS features. By guessing the name of an account and failing to authenticate multiple times, any unauthenticated...

CVE-2021-38155

OpenStack Keystone 10.x through 16.x before 16.0.2, 17.x before 17.0.1, 18.x before 18.0.1, and 19.x before 19.0.1 allows information disclosure during account locking related to PCI DSS features. By guessing the name of an account and failing to authenticate multiple times, any unauthenticated...

UVI-2021-1001339 misc: alcor_pci: fix null-ptr-deref when there is no PCI bridge

misc: alcorpci: fix null-ptr-deref when there is no PCI bridge This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.134 by commit...

GSD-2021-1001339 misc: alcor_pci: fix null-ptr-deref when there is no PCI bridge

misc: alcorpci: fix null-ptr-deref when there is no PCI bridge This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.134 by commit...

UVI-2021-1001280 misc: alcor_pci: fix null-ptr-deref when there is no PCI bridge

misc: alcorpci: fix null-ptr-deref when there is no PCI bridge This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.52 by commit...

GSD-2021-1001280 misc: alcor_pci: fix null-ptr-deref when there is no PCI bridge

misc: alcorpci: fix null-ptr-deref when there is no PCI bridge This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.52 by commit...

GSD-2021-1001205 misc: alcor_pci: fix null-ptr-deref when there is no PCI bridge

misc: alcorpci: fix null-ptr-deref when there is no PCI bridge This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.13.4 by commit...