CVE-2018-16882

A use-after-free issue was found in the way the Linux kernel's KVM hypervisor processed posted interrupts when nested=1 virtualization is enabled. In nestedgetvmcs12pages, in case of an error while processing posted interrupt address, it unmaps the 'pidescpage' without resetting 'pidesc' descript...

CVE-2018-16882

A use-after-free issue was found in the way the Linux kernel's KVM hypervisor processed posted interrupts when nested=1 virtualization is enabled. In nestedgetvmcs12pages, in case of an error while processing posted interrupt address, it unmaps the 'pidescpage' without resetting 'pidesc' descript...

CVE-2018-16882

A use-after-free issue was found in the way the Linux kernel's KVM hypervisor processed posted interrupts when nested=1 virtualization is enabled. In nestedgetvmcs12pages, in case of an error while processing posted interrupt address, it unmaps the 'pidescpage' without resetting 'pidesc' descript...

PT-2018-2986 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 4.14.91 Linux kernel versions prior to 4.19.13 Description: The issue is related to a use-after-free problem in the Linux kernel's KVM hypervisor when processing posted interrupts with nested virtualization...

Important: Red Hat Security Advisory: kernel-alt security and bug fix update

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

kernel: Privilege escalation on arm64 via KVM hypervisor

A vulnerability was discovered in the Linux kernel that allows an attacker to escalate privileges with using a 64-bit ARM architecture. A local attacker with permission to create KVM-based virtual machines can both panic the hypervisor by triggering an illegal exception return resulting in a DoS...

CVE-2018-10853

A flaw was found in the way Linux kernel KVM hypervisor before 4.18 emulated instructions such as sgdt/sidt/fxsave/fxrstor. It did not check current privilegeCPL level while emulating unprivileged instructions. An unprivileged guest user/process could use this flaw to potentially escalate...

CVE-2018-10853

A flaw was found in the way Linux kernel KVM hypervisor before 4.18 emulated instructions such as sgdt/sidt/fxsave/fxrstor. It did not check current privilegeCPL level while emulating unprivileged instructions. An unprivileged guest user/process could use this flaw to potentially escalate...

Server side request forgery (ssrf)

A flaw was found in the way Linux kernel KVM hypervisor before 4.18 emulated instructions such as sgdt/sidt/fxsave/fxrstor. It did not check current privilegeCPL level while emulating unprivileged instructions. An unprivileged guest user/process could use this flaw to potentially escalate...

CVE-2018-10853

A flaw was found in the way Linux kernel KVM hypervisor before 4.18 emulated instructions such as sgdt/sidt/fxsave/fxrstor. It did not check current privilegeCPL level while emulating unprivileged instructions. An unprivileged guest user/process could use this flaw to potentially escalate...

CVE-2018-10853

A flaw was found in the way Linux kernel KVM hypervisor before 4.18 emulated instructions such as sgdt/sidt/fxsave/fxrstor. It did not check current privilegeCPL level while emulating unprivileged instructions. An unprivileged guest user/process could use this flaw to potentially escalate...

RHEL 6 / 7 : rhev-hypervisor7 (RHSA-2018:2404)

The remote Redhat Enterprise Linux 6 / 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2018:2404 advisory. The rhev-hypervisor7 package provides a Red Hat Enterprise Virtualization Hypervisor ISO disk image. The Red Hat Enterprise Virtualizati...

MGASA-2018-0341 Updated kernel-linus packages fix security vulnerabilities

This kernel-linus update is based on the upstream 4.14.62 and fixes at least the following security issues: kernel KVM before versions kernel 4.16, kernel 4.16-rc7, kernel 4.17-rc1, kernel 4.17-rc2 and kernel 4.17-rc3 is vulnerable to a flaw in the way the Linux kernel's KVM hypervisor handled...

MGASA-2018-0340 Updated kernel-tmb packages fix security vulnerabilities

This kernel-tmb update is based on the upstream 4.14.62 and fixes at least the following security issues: kernel KVM before versions kernel 4.16, kernel 4.16-rc7, kernel 4.17-rc1, kernel 4.17-rc2 and kernel 4.17-rc3 is vulnerable to a flaw in the way the Linux kernel's KVM hypervisor handled...

Important: Red Hat Security Advisory: rhev-hypervisor7 security update

An update for rhev-hypervisor7 is now available for RHEV 3.X Hypervisor and Agents for Red Hat Enterprise Linux 6 and RHEV 3.X Hypervisor and Agents Extended Lifecycle Support for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. ...

MGASA-2018-0324 Updated kernel packages fixes security vulnerabilities

This kernel update is based on the upstream 4.14.56 and fixes at least the following security issues: kernel KVM before versions kernel 4.16, kernel 4.16-rc7, kernel 4.17-rc1, kernel 4.17-rc2 and kernel 4.17-rc3 is vulnerable to a flaw in the way the Linux kernel's KVM hypervisor handled exceptio...

Important: Red Hat Security Advisory: rhev-hypervisor7 security update

An update for rhev-hypervisor7 is now available for RHEV 3.X Hypervisor and Agents for Red Hat Enterprise Linux 6 and RHEV 3.X Hypervisor and Agents Extended Lifecycle Support for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. ...

SUSE SLES12 Security Update : kernel (SUSE-SU-2018:1516-1)

This update for the Linux Kernel 4.4.90-9250 fixes several issues. The following security issues were fixed : - CVE-2017-13166: An elevation of privilege vulnerability in the kernel v4l2 video driver was fixed. bsc1085447. - CVE-2018-8897: A statement in the System Programming Guide of the Intel ...

SUSE SLES12 Security Update : kernel (SUSE-SU-2018:1530-1)

This update for the Linux Kernel 4.4.114-9264 fixes several issues. The following security issues were fixed : - CVE-2017-13166: An elevation of privilege vulnerability in the kernel v4l2 video driver was fixed. bsc1085447. - CVE-2018-8897: A statement in the System Programming Guide of the Intel...

SUSE SLES12 Security Update : kernel (SUSE-SU-2018:1545-1)

This update for the Linux Kernel 4.4.74-9238 fixes several issues. The following security issues were fixed : - CVE-2017-13166: An elevation of privilege vulnerability in the kernel v4l2 video driver was fixed. bsc1085447. - CVE-2018-8897: A statement in the System Programming Guide of the Intel ...