libvirt security, bug fix, and enhancement update

4.5.0-23 - api: disallow virDomainSaveImageGetXMLDesc on read-only connections CVE-2019-10161 - api: disallow virDomainManagedSaveDefineXML on read-only connections CVE-2019-10166 - api: disallow virConnectGetDomainCapabilities on read-only connections CVE-2019-10167 - api: disallow...

Libvirt Heap Buffer Overflow Privilege Escalation

The vulnerability of the virConnectGetDomainCapabilities function in the Libvirt control library is due to access control errors. Exploiting this vulnerability could allow an attacker to execute arbitrary code or increase their privileges...

Libvirt virtlockd-admin.socket virtlogd-admin.socket Privilege Escalation

The vulnerability of the virtlockd-admin.socket and virtlogd-admin.socket modules of the Libvirt management library is related to the absence of the SocketMode parameter. Exploiting this vulnerability can allow a remote attacker to increase their privileges...

Libvirt Function Code Execution

The vulnerabilities of the functions virConnectBaselineHypervisorCPU and virConnectCompareHypervisorCPU in the Libvirt management library are due to access control errors. Exploiting these vulnerabilities can allow an attacker to execute arbitrary code or increase their privileges...

SUSE SLES12 Security Update : libvirt (SUSE-SU-2019:2105-1)

This update for libvirt fixes the following issues : Security issues fixed : CVE-2019-10161: Fixed virDomainSaveImageGetXMLDesc API which could accept a path parameter pointing anywhere on the system and potentially leading to execution of a malicious file with root privileges by libvirtd...

NewStart CGSL MAIN 4.05 : libvirt Multiple Vulnerabilities (NS-SA-2019-0152)

The remote NewStart CGSL host, running version MAIN 4.05, has libvirt packages installed that are affected by multiple vulnerabilities: - Modern Intel microprocessors implement hardware-level micro-optimizations to improve the performance of writing data back to CPU caches. The write operation is...

NewStart CGSL MAIN 4.05 : libvirt Vulnerability (NS-SA-2019-0166)

The remote NewStart CGSL host, running version MAIN 4.05, has libvirt packages installed that are affected by a vulnerability: - It was discovered that libvirtd would permit read-only clients to use the virDomainSaveImageGetXMLDesc API, specifying an arbitrary path which would be accessed with th...

RHEL 7 : libvirt (RHSA-2019:2294)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2019:2294 advisory. The libvirt library contains a C API for managing and interacting with the virtualization capabilities of Linux and other operating systems. In...

Oracle Linux 8 : virt:rhel (ELSA-2019-1268)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2019-1268 advisory. - admin: reject clients unless their UID matches the current UID CVE-2019-10132 - locking: restrict sockets to mode 0600 CVE-2019-10132 - logging: restrict...

NewStart CGSL MAIN 4.06 : libvirt Multiple Vulnerabilities (NS-SA-2019-0089)

The remote NewStart CGSL host, running version MAIN 4.06, has libvirt packages installed that are affected by multiple vulnerabilities: - Modern Intel microprocessors implement hardware-level micro-optimizations to improve the performance of writing data back to CPU caches. The write operation is...

NewStart CGSL MAIN 4.05 : libvirt Multiple Vulnerabilities (NS-SA-2019-0132)

The remote NewStart CGSL host, running version MAIN 4.05, has libvirt packages installed that are affected by multiple vulnerabilities: - An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of Load & Store instructions a commonly...

SUSE-SU-2019:2105-1 Security update for libvirt

This update for libvirt fixes the following issues: Security issues fixed: - CVE-2019-10161: Fixed virDomainSaveImageGetXMLDesc API which could accept a path parameter pointing anywhere on the system and potentially leading to execution of a malicious file with root privileges by libvirtd...

Moderate: Red Hat Security Advisory: libvirt security, bug fix, and enhancement update

An update for libvirt is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

libvirt: NULL pointer dereference after running qemuAgentCommand in qemuAgentGetInterfaces function

A NULL pointer dereference flaw was discovered in libvirt in the way it gets interface information through the QEMU agent. An attacker in a guest VM can use this flaw to crash libvirtd and cause a denial of service...

CVE-2019-10167

The virConnectGetDomainCapabilities libvirt API, versions 4.x.x before 4.10.1 and 5.x.x before 5.4.1, accepts an "emulatorbin" argument to specify the program providing emulation for a domain. Since v1.2.19, libvirt will execute that program to probe the domain's capabilities. Read-only clients...

DEBIAN-CVE-2019-10167

The virConnectGetDomainCapabilities libvirt API, versions 4.x.x before 4.10.1 and 5.x.x before 5.4.1, accepts an "emulatorbin" argument to specify the program providing emulation for a domain. Since v1.2.19, libvirt will execute that program to probe the domain's capabilities. Read-only clients...

ALPINE-CVE-2019-10168

The virConnectBaselineHypervisorCPU and virConnectCompareHypervisorCPU libvirt APIs, 4.x.x before 4.10.1 and 5.x.x before 5.4.1, accept an "emulator" argument to specify the program providing emulation for a domain. Since v1.2.19, libvirt will execute that program to probe the domain's...

CVE-2019-10168

The virConnectBaselineHypervisorCPU and virConnectCompareHypervisorCPU libvirt APIs, 4.x.x before 4.10.1 and 5.x.x before 5.4.1, accept an "emulator" argument to specify the program providing emulation for a domain. Since v1.2.19, libvirt will execute that program to probe the domain's...

CVE-2019-10168

The virConnectBaselineHypervisorCPU and virConnectCompareHypervisorCPU libvirt APIs, 4.x.x before 4.10.1 and 5.x.x before 5.4.1, accept an "emulator" argument to specify the program providing emulation for a domain. Since v1.2.19, libvirt will execute that program to probe the domain's...

ALPINE-CVE-2019-10166

It was discovered that libvirtd, versions 4.x.x before 4.10.1 and 5.x.x before 5.4.1, would permit readonly clients to use the virDomainManagedSaveDefineXML API, which would permit them to modify managed save state files. If a managed save had already been created by a privileged user, a local...