Scientific Linux Security Update : kernel on SL5.x i386/x86_64 (20120612)

The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issues : - It was found that the Xen hypervisor implementation as shipped with Scientific Linux 5 did not properly restrict the syscall return addresses in the sysret...

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

These updated packages fix the following bugs : - the GNU libc stub resolver is a minimal resolver that works with Domain Name System DNS servers to satisfy requests from applications for names. The GNU libc stub resolver did not specify a source UDP port, and therefore used predictable port...

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

A flaw was found in the handling of process death signals. This allowed a local user to send arbitrary signals to the suid-process executed by that user. A successful exploitation of this flaw depends on the structure of the suid-program and its signal handling. CVE-2007-3848, Important - A flaw...

CentOS Update for kernel CESA-2011:1065 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...

CentOS Update for kernel CESA-2012:0721 centos5

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",...

CentOS Update for kernel CESA-2011:1065 centos5 x86_64

Check for the Version of kernel OpenVAS Vulnerability Test CentOS Update for kernel CESA-2011:1065 centos5 x8664 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...

Debian DSA-2501-1 : xen - several vulnerabilities

Several vulnerabilities were discovered in Xen, a hypervisor. - CVE-2012-0217 Xen does not properly handle uncanonical return addresses on Intel amd64 CPUs, allowing amd64 PV guests to elevate to hypervisor privileges. AMD processors, HVM and i386 guests are not affected. - CVE-2012-0218 Xen does...

FreeBSD Security Advisory FreeBSD-SA-12:04.sysret [REVISED]

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ============================================================================= FreeBSD-SA-12:04.sysret Security Advisory The FreeBSD Project Topic: Privilege escalation when returning from kernel Category: core Module: sysamd64 Announced: 2012-06-12...

[SECURITY] [DSA 2501-1] xen security update

------------------------------------------------------------------------- Debian Security Advisory DSA-2501-1 [email protected] http://www.debian.org/security/ Florian Weimer June 24, 2012 http://www.debian.org/security/faq -...

Intel CPU Vulnerability can provide control of your system to attacker

Intel CPU Vulnerability can provide control of your system to attacker The U.S. Computer Emergency Readiness Team US-CERT has disclosed a flaw in Intel chips that could allow hackers to gain control of Windows and other operating systems. The flaw has already been exploited on 64-bit versions of...

Intel Processor SYSRET Vulnerability Affecting Some 64-Bit Systems

A flaw exists in the way that a specific instruction is handled on some types of Intel 64-bit chips that could open up some operating systems and types of virtualization software to attacks, according to an alert issued last week but revised today by the United States Computer Emergency Readiness...

CentOS 5 : kernel (CESA-2012:0721)

Updated kernel packages that fix two security issues are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity ratings, are...

kernel security update

CentOS Errata and Security Advisory CESA-2012:0721 Updated kernel packages that fix two security issues are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base...

RHEL 5 : kernel (RHSA-2012:0721)

The remote Redhat Enterprise Linux 5 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2012:0721 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issues: It wa...

SuSE 10 Security Update : Xen (ZYPP Patch Number 8180)

Three security issues were found in XEN. Two security issues are fixed by this update : - Due to incorrect fault handling in the XEN hypervisor it was possible for a XEN guest domain administrator to execute code in the XEN host environment. CVE-2012-0217 - Also a guest user could crash the guest...

CVE-2012-0217

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ============================================================================= FreeBSD-SA-12:04.sysret Security Advisory The FreeBSD Project Topic: Privilege escalation when returning from kernel Category: core Module: sysamd64 Announced: 2012-06-12...

Important: Red Hat Security Advisory: kernel security update

Updated kernel packages that fix two security issues are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity ratings, are...

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kernel: 2.6.18-308.8.2.0.1.el5 - net bonding: fix carrier detect when bond is down orabug 12377284 - mm fix hugetlb page leak Dave McCracken orabug 12375075 - fix ia64 build error due to add-support-above-32-vcpus.patchZhenzhong Duan - x86 use dynamic vcpuinfo remap to support more than 32 vcpus...

FreeBSD-SA-12:04.sysret

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ============================================================================= FreeBSD-SA-12:04.sysret Security Advisory The FreeBSD Project Topic: Privilege escalation when returning from kernel Category: core Module: sysamd64 Announced: 2012-06-12...

Video drivers may fail to support Address Space Layout Randomization (ASLR)

Overview Some video drivers fail to support ASLR in Microsoft EMET "Always on" mode, which can limit the amount that such a system can be secured. Description ASLR, when combined with DEP Data Execution Prevention can be an effective mitigation against exploitation of vulnerabilities. For more...