Updated kernel-tmb packages fix security vulnerabilities

This kernel-tmb update is based on upstream -longterm 3.14.41 and fixes the following security issues: It was found that the Linux kernel's Infiniband subsystem did not properly sanitize input parameters while registering memory regions from user space via the uverbs API. A local user with access...

MGASA-2015-0219 Updated kernel-tmb packages fix security vulnerabilities

This kernel-tmb update is based on upstream -longterm 3.14.41 and fixes the following security issues: It was found that the Linux kernel's Infiniband subsystem did not properly sanitize input parameters while registering memory regions from user space via the uverbs API. A local user with access...

MGASA-2015-0210 Updated kernel packages fix security vulnerabilities

This kernel update is based on upstream -longterm 3.14.41 and fixes the following security issues: net/netfilter/nfconntrackprotogeneric.c in the Linux kernel before 3.18 generates incorrect conntrack entries during handling of certain iptables rule sets for the SCTP, DCCP, GRE, and UDP-Lite...

USN-2516-3 linux vulnerabilities

USN-2516-1 fixed vulnerabilities in the Linux kernel, and the fix in USN-2516-2 was incomplete. There was an unrelated regression in the use of the virtual counter CNTVCT on arm64 architectures. This update fixes the problem. We apologize for the inconvenience. Original advisory details: A flaw w...

CVE-2015-0239

The emsysenter function in arch/x86/kvm/emulate.c in the Linux kernel before 3.18.5, when the guest OS lacks SYSENTER MSR initialization, allows guest OS users to gain guest OS privileges or cause a denial of service guest OS crash by triggering use of a 16-bit code segment for emulation of a...

CVE-2015-0239

The emsysenter function in arch/x86/kvm/emulate.c in the Linux kernel before 3.18.5, when the guest OS lacks SYSENTER MSR initialization, allows guest OS users to gain guest OS privileges or cause a denial of service guest OS crash by triggering use of a 16-bit code segment for emulation of a...

DEBIAN-CVE-2015-0239

The emsysenter function in arch/x86/kvm/emulate.c in the Linux kernel before 3.18.5, when the guest OS lacks SYSENTER MSR initialization, allows guest OS users to gain guest OS privileges or cause a denial of service guest OS crash by triggering use of a 16-bit code segment for emulation of a...

CVE-2015-0239

The emsysenter function in arch/x86/kvm/emulate.c in the Linux kernel before 3.18.5, when the guest OS lacks SYSENTER MSR initialization, allows guest OS users to gain guest OS privileges or cause a denial of service guest OS crash by triggering use of a 16-bit code segment for emulation of a...

CVE-2015-0239: Improper Privilege Management

The emsysenter function in arch/x86/kvm/emulate.c in the Linux kernel before 3.18.5, when the guest OS lacks SYSENTER MSR initialization, allows guest OS users to gain guest OS privileges or cause a denial of service guest OS crash by triggering use of a 16-bit code segment for emulation of a...

USN-2516-1 linux vulnerabilities

A flaw was discovered in the Kernel Virtual Machine's KVM emulation of the SYSTENTER instruction when the guest OS does not initialize the SYSENTER MSRs. A guest OS user could exploit this flaw to cause a denial of service of the guest OS crash or potentially gain privileges on the guest OS...

Debian Security Advisory DSA 3170-1 (linux - security update)

Several vulnerabilities have been discovered in the Linux kernel that may lead to a denial of service, information leaks or privilege escalation. CVE-2013-7421 / CVE-2014-9644 It was discovered that the Crypto API allowed unprivileged users to load arbitrary kernel modules. A local user can use...

CVE-2015-0239

The emsysenter function in arch/x86/kvm/emulate.c in the Linux kernel before 3.18.5, when the guest OS lacks SYSENTER MSR initialization, allows guest OS users to gain guest OS privileges or cause a denial of service guest OS crash by triggering use of a 16-bit code segment for emulation of a...

UBUNTU-CVE-2015-0239

The emsysenter function in arch/x86/kvm/emulate.c in the Linux kernel before 3.18.5, when the guest OS lacks SYSENTER MSR initialization, allows guest OS users to gain guest OS privileges or cause a denial of service guest OS crash by triggering use of a 16-bit code segment for emulation of a...

PT-2015-4535 · Linux +4 · Linux Kernel +4

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 3.18.5 Description: The issue allows guest OS users to gain guest OS privileges or cause a denial of service guest OS crash by triggering use of a 16-bit code segment for emulation of a SYSENTER instruction,...

OracleVM 3.1 : xen (OVMSA-2012-0021)

The remote OracleVM system is missing necessary patches to address critical security updates : - x86-64: detect processors subject to AMD erratum 121 and refuse to bootCVE-2006-0744 - guest denial of service on syscall/sysenter exception generation CVE-2012-0217,CVE-2012-0218 - Remove unnecessary...

Linux Kernel 'MSR' Driver Local Privilege Escalation

No description provided by source. // PoC exploit for /dev/cpu//msr, 32bit userland on a 64bit host // can do whatever in the commented area, re-enable module support, etc // requires CONFIGX86MSR and just uid 0 // a small race exists between the time when the MSR is written to the first // time...

CVE-2013-1917

Xen 3.1 through 4.x, when running 64-bit hosts on Intel CPUs, does not clear the NT flag when using an IRET after a SYSENTER instruction, which allows PV guest users to cause a denial of service hypervisor crash by triggering a GP fault, which is not properly handled by another IRET instruction...

DEBIAN-CVE-2013-1917

Xen 3.1 through 4.x, when running 64-bit hosts on Intel CPUs, does not clear the NT flag when using an IRET after a SYSENTER instruction, which allows PV guest users to cause a denial of service hypervisor crash by triggering a GP fault, which is not properly handled by another IRET instruction...

Information disclosure

Xen 3.1 through 4.x, when running 64-bit hosts on Intel CPUs, does not clear the NT flag when using an IRET after a SYSENTER instruction, which allows PV guest users to cause a denial of service hypervisor crash by triggering a GP fault, which is not properly handled by another IRET instruction...

CVE-2013-1917

Xen 3.1 through 4.x, when running 64-bit hosts on Intel CPUs, does not clear the NT flag when using an IRET after a SYSENTER instruction, which allows PV guest users to cause a denial of service hypervisor crash by triggering a GP fault, which is not properly handled by another IRET instruction...