SUSE SLES15: kernel-azure / kernel-azure-devel / kernel-devel-azure / etc (SUSE-SU-2022:0056-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:0056-1 advisory. The SUSE Linux Enterprise 15 SP3 kernel was updated. The following security bugs were fixed: - CVE-2021-45485: Fixed an information...

CVE-2021-28711

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

CVE-2021-28713

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

DEBIAN-CVE-2021-28712

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

CVE-2021-28713

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

CVE-2021-28711

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

CVE-2021-28712

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

CVE-2021-28711

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

UBUNTU-CVE-2021-28713

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

Design/Logic Flaw

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

UBUNTU-CVE-2021-28712

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

UBUNTU-CVE-2021-28711

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

CVE-2021-28713

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

Design/Logic Flaw

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

Design/Logic Flaw

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

CVE-2021-28713

CVE-2021-28713 affects the hvc_xen (console) backend in Xen, where a malicious driver-domain can generate high-frequency events to exhaust guest interrupt handling and cause a Denial of Service. The initial entry notes three affected backends (blkfront CVE-2021-28711, netfront CVE-2021-28712, hvc...

CVE-2021-28713

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

CVE-2021-28713

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

CVE-2021-28712

Rogue backends can cause DoS of guests via high frequency events This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen offers the ability to run PV backends in regular unprivileged guests, typically referred to as "drive...

CVE-2021-28712

The CVE-2021-28712 entry concerns Xen PV backends running in unprivileged driver domains. The root cause is that malicious driver domains can overwhelm guest interrupts by sending high-frequency events, causing Denial of Service. Three backends are affected: blkfront patch 1 (CVE-2021-28711), net...