Linux Kernel本地权限提升漏洞

Bugtraq ID:64291 CVE ID:CVE-2013-6368 Linux Kernel是一款开源的操作系统。 如果用户空间提供的vapicaddr地址在页面的末尾，KVM kvmlapicsyncfromvapic和kvmlapicsynctovapic在处理跨页边界的虚拟APIC存取时存在内存破坏漏洞，非特权本地用户可利用该缺陷使系统崩溃或提升权限。 0 Linux Kernel 厂商补丁： redhat ----- 目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载：...

Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (20131212)

A flaw was found in the way the Linux kernel's TCP/IP protocol suite implementation handled sending of certain UDP packets over sockets that used the UDPCORK option when the UDP Fragmentation Offload UFO feature was enabled on the output device. A local, unprivileged user could use this flaw to...

DEBIAN-CVE-2013-6368

The KVM subsystem in the Linux kernel through 3.12.5 allows local users to gain privileges or cause a denial of service system crash via a VAPIC synchronization operation involving a page-end address...

UBUNTU-CVE-2013-6368

The KVM subsystem in the Linux kernel through 3.12.5 allows local users to gain privileges or cause a denial of service system crash via a VAPIC synchronization operation involving a page-end address...

PT-2013-6018 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 3.12.6 Description: The issue allows guest OS users to cause a denial of service, resulting in a host OS crash, by performing a crafted ICR write operation in x2apic mode. This is due to a problem in the...

UBUNTU-CVE-2013-6367

The apicgettmcct function in arch/x86/kvm/lapic.c in the KVM subsystem in the Linux kernel through 3.12.5 allows guest OS users to cause a denial of service divide-by-zero error and host OS crash via crafted modifications of the TMICT value...

RHEL 6 : kernel (RHSA-2013:1801)

Updated kernel packages that fix multiple security issues, several bugs, and add two enhancements are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores,...

kvm: division by zero in apic_get_tmcct()

The apicgettmcct function in arch/x86/kvm/lapic.c in the KVM subsystem in the Linux kernel through 3.12.5 allows guest OS users to cause a denial of service divide-by-zero error and host OS crash via crafted modifications of the TMICT value...

kvm: cross page vapic_addr access

The KVM subsystem in the Linux kernel through 3.12.5 allows local users to gain privileges or cause a denial of service system crash via a VAPIC synchronization operation involving a page-end address...

kvm: division by zero in apic_get_tmcct()

The apicgettmcct function in arch/x86/kvm/lapic.c in the KVM subsystem in the Linux kernel through 3.12.5 allows guest OS users to cause a denial of service divide-by-zero error and host OS crash via crafted modifications of the TMICT value...

kernel security and bug fix update

2.6.32-358.14.1 - x86 apic: Add probe for apicflat Prarit Bhargava 975086 953342 2.6.32-358.13.1 - wireless b43: stop format string leaking into error msgs John Linville 971387 971389 CVE-2013-2852 - pci make sriov work with hotplug remove Takahiro MUNEDA 973555 965002 - net rtnl: fix info leak o...

kernel: kvm: out-of-bounds access in ioapic indirect register reads

The ioapicreadindirect function in virt/kvm/ioapic.c in the Linux kernel through 3.8.4 does not properly handle a certain combination of invalid IOAPICREGSELECT and IOAPICREGWINDOW operations, which allows guest OS users to obtain sensitive information from host OS memory or cause a denial of...

RHEL 5 : kernel (RHSA-2009:1466)

Updated kernel packages that fix two security issues and several bugs are now available for Red Hat Enterprise Linux 5.3 Extended Update Support. This update has been rated as having important security impact by the Red Hat Security Response Team. The kernel packages contain the Linux kernel, the...

SuSE 11.1 Security Update : Linux kernel (SAT Patch Numbers 5219 / 5222 / 5223)

The SUSE Linux Enterprise 11 Service Pack 1 kernel was updated to 2.6.32.46 and fixes various bugs and security issues. The following security issues have been fixed : - A signedness issue in CIFS could possibly have lead to to memory corruption, if a malicious server could send crafted replies t...

CentOS Update for kernel CESA-2009:1455 centos5 i386

The remote host is missing an update for the SPDX-FileCopyrightText: 2011 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription scriptxrefname:"URL",...

kernel security and bug fix update

2.6.18-164.2.1.0.1.el5 - xen check to see if hypervisor supports memory reservation change Chuck Anderson orabug 7556514 - Add entropy support to igb John Sobecki orabug 7607479 - nfs convert ENETUNREACH to ENOTCONN orabug 7689332 - NET Add xen pv/bonding netconsole support Tina yang orabug 69930...

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

Updated kernel packages that fix two security issues and several bugs are now available for Red Hat Enterprise Linux 5.3 Extended Update Support. This update has been rated as having important security impact by the Red Hat Security Response Team. The kernel packages contain the Linux kernel, the...

CentOS 4 : kernel (CESA-2009:0459)

Updated kernel packages that fix several security issues and various bugs are now available for Red Hat Enterprise Linux 4. This update has been rated as having important security impact by the Red Hat Security Response Team. The kernel packages contain the Linux kernel, the core of any Linux...

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

Updated kernel packages that fix several security issues and various bugs are now available for Red Hat Enterprise Linux 4. This update has been rated as having important security impact by the Red Hat Security Response Team. The kernel packages contain the Linux kernel, the core of any Linux...

kernel security and bug fix update

2.6.18-53.1.19.0.1.el5 - NET Add entropy support to e1000 and bnx2 John Sobecki ORA 6045759 - NET Fix msi issue with kexec/kdump Michael Chan ORA 6219364 - MM Fix allocpagesnode static nid' race made kernel crash Joe Jin ORA 6187457 - splice Fix bad unlockpage in error case Jens Axboe ORA 6263574...