[SECURITY] Fedora 16 Update: qemu-0.15.1-7.fc16

QEMU is a generic and open source processor emulator which achieves a good emulation speed by using dynamic translation. QEMU has two operating modes: Full system emulation. In this mode, QEMU emulates a full system for example a PC, including a processor and various peripherials. It can be used ...

Scientific Linux Security Update : kvm on SL5.4 i386/x86_64

The x86 emulator implementation was missing a check for the Current Privilege Level CPL and I/O Privilege Level IOPL. A user in a guest could leverage these flaws to cause a denial of service guest crash or possibly escalate their privileges within that guest. CVE-2010-0298, CVE-2010-0306 A flaw...

Scientific Linux Security Update : kernel on SL5.x i386/x86_64

These updated packages fix the following security issues : - A security flaw was found in the Linux kernel memory copy routines, when running on certain AMD64 systems. If an unsuccessful attempt to copy kernel memory from source to destination memory locations occurred, the copy routines did not...

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

This update fixes the following security issues : - Missing sanity checks in the Intel i915 driver in the Linux kernel could allow a local, unprivileged user to escalate their privileges. CVE-2010-2962, Important - compatallocuserspace in the Linux kernel 32/64-bit compatibility layer...

Scientific Linux Security Update : kernel on SL4.x i386/x86_64

These updated packages fix the following security issues : - A security flaw was found in the Linux kernel memory copy routines, when running on certain AMD64 systems. If an unsuccessful attempt to copy kernel memory from source to destination memory locations occurred, the copy routines did not...

CentOS Update for xen CESA-2011:1401 centos5 x86_64

The remote host is missing an update for the SPDX-FileCopyrightText: 2012 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",...

HVM guest user mode MMIO emulation DoS vulnerability

ISSUE DESCRIPTION Internal data of the emulator for MMIO operations may, under certain rare conditions, at the end of one emulation cycle be left in a state affecting a subsequent emulation such that this second emulation would fail, causing an exception to be reported to the guest kernel where...

Fedora 15 : kernel-2.6.43.8-1.fc15 (2012-8931)

Update to Linux 2.6.43.8 3.3.8. Disabled 32bit NX emulation. Suspected of being broken and it deviates from upstream. Unless there are further security issues, this will likely be the last F15 kernel update before End-of-Life. The 3.3.7 stable kernel contains a number of important bug fixes Note...

Double free

The pciejwrite function in hw/acpipiix4.c in the PIIX4 Power Management emulation in qemu-kvm does not check if a device is hotpluggable before unplugging the PCI-ISA bridge, which allows privileged guest users to cause a denial of service guest crash and possibly execute arbitrary code by sendin...

Fedora 16 : kernel-3.3.8-1.fc16 (2012-8890)

Linux v3.3.8 Fixes for CVE-2012-2390 and CVE-2012-2372. Disabled 32bit NX emulation which is suspected of being broken and aligns us more with upstream. Final 3.3.x update before rebasing to the 3.4 kernel series. Note that Tenable Network Security has extracted the preceding description block...

Fedora Update for qemu FEDORA-2012-8592

Check for the Version of qemu OpenVAS Vulnerability Test Fedora Update for qemu FEDORA-2012-8592 Authors: System Generated Check Copyright: Copyright c 2012 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it under the terms of...

Fedora Update for qemu FEDORA-2012-8604

Check for the Version of qemu OpenVAS Vulnerability Test Fedora Update for qemu FEDORA-2012-8604 Authors: System Generated Check Copyright: Copyright c 2012 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it under the terms of...

[SECURITY] Fedora 15 Update: qemu-0.14.0-9.fc15

QEMU is a generic and open source processor emulator which achieves a good emulation speed by using dynamic translation. QEMU has two operating modes: Full system emulation. In this mode, QEMU emulates a full system for example a PC, including a processor and various peripherials. It can be used ...

[SECURITY] Fedora 16 Update: qemu-0.15.1-5.fc16

QEMU is a generic and open source processor emulator which achieves a good emulation speed by using dynamic translation. QEMU has two operating modes: Full system emulation. In this mode, QEMU emulates a full system for example a PC, including a processor and various peripherials. It can be used ...

SuSE 10 Security Update : Linux kernel (ZYPP Patch Number 4472)

This kernel update fixes the following security problems : - It was possible for local user to become root by exploiting a bug in the IA32 system call emulation. This affects x8664 platforms with kernel 2.4.x and 2.6.x before 2.6.22.7 only. CVE-2007-4573 - An information disclosure vulnerability ...

kernel: kvm: syscall instruction induced guest panic

The emsyscall function in arch/x86/kvm/emulate.c in the KVM implementation in the Linux kernel before 3.2.14 does not properly handle the 0f05 aka syscall opcode, which allows guest OS users to cause a denial of service guest OS crash via a crafted application, as demonstrated by an NASM file...

Passport PC To Host Malformed .zws file Memory Corruption Vulnerability

Exploit for windows platform in category dos / poc Exploit Title: Passport PC To Host Malformed .zws file Memory Corruption Date: 3-3-12 Author: Silent Dream Software Link: http://www.zephyrcorp.com/terminal-emulation/ Version: Latest 2011-506-S Tested on: Windows XP SP3 my $file =...

Passport PC To Host - '.zws' File Memory Corruption

Exploit Title: Passport PC To Host Malformed .zws file Memory Corruption Date: 3-3-12 Author: Silent Dream Software Link: http://www.zephyrcorp.com/terminal-emulation/ Version: Latest 2011-506-S Tested on: Windows XP SP3 my $file = "passportpwn.zws"; my $head = "Connection\nHost="; my $junk = "a"...

Fedora 16 : xen-4.1.2-6.fc16 (2012-1375)

Fix buffer overflow in e1000 emulation for HVM guests CVE-2012-0029, Start building xen's ocaml libraries Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much...

Fedora 15 : xen-4.1.2-6.fc15 (2012-1539)

Fix buffer overflow in e1000 emulation for HVM guests CVE-2012-0029, Start building xen's ocaml, fix a crash and turn a backtrace into an ordinary error Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempt...