Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003863)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003863 advisory. In the Linux kernel before 4.20.8, kvmioctlcreatedevice in virt/kvm/kvmmain.c mishandles reference counting because of a race condition, leading to a use-after-free...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003161)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003161 advisory. The kvmvmioctlcheckextension function in arch/powerpc/kvm/powerpc.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service NULL pointer...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-000230)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000230 advisory. In the Linux kernel before 4.20.8, kvmioctlcreatedevice in virt/kvm/kvmmain.c mishandles reference counting because of a race condition, leading to a use-after-free...

Ubuntu 22.04 LTS : Linux kernel (Raspberry Pi) vulnerabilities (USN-6085-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6085-1 advisory. It was discovered that some AMD x86-64 processors with SMT enabled could speculatively execute instructions using a return address from a sibling thread....

SUSE CVE-2015-7513

arch/x86/kvm/x86.c in the Linux kernel before 4.4 does not reset the PIT counter values during state restoration, which allows guest OS users to cause a denial of service divide-by-zero error and host OS crash via a zero value, related to the kvmvmioctlsetpit and kvmvmioctlsetpit2 functions...

USN-1433-1: Linux kernel (Oneiric backport) vulnerabilities

A flaw was found in the Linux's kernels ext4 file system when mounted with a journal. A local, unprivileged user could exploit this flaw to cause a denial of service. CVE-2011-4086 Sasha Levin discovered a flaw in the permission checking for device assignments requested via the kvm ioctl in the...

USN-1431-1: Linux kernel vulnerabilities

A flaw was found in the Linux's kernels ext4 file system when mounted with a journal. A local, unprivileged user could exploit this flaw to cause a denial of service. CVE-2011-4086 Sasha Levin discovered a flaw in the permission checking for device assignments requested via the kvm ioctl in the...

Ubuntu 11.10 : linux vulnerabilities (USN-1431-1)

A flaw was found in the Linux's kernels ext4 file system when mounted with a journal. A local, unprivileged user could exploit this flaw to cause a denial of service. CVE-2011-4086 Sasha Levin discovered a flaw in the permission checking for device assignments requested via the kvm ioctl in the...

Ubuntu 10.04 LTS : linux-ec2 vulnerabilities (USN-1426-1)

Sasha Levin discovered a flaw in the permission checking for device assignments requested via the kvm ioctl in the Linux kernel. A local user could use this flaw to crash the system causing a denial of service. CVE-2011-4347 Stephan Barwolf discovered a flaw in the KVM kernel-based virtual machin...