Intel UEFI EFI S3 Resume Boot Path Script Privilege Escalation (INTEL-SA-00041)

The version of the Intel UEFI BIOS on the remote host is affected by a privilege escalation vulnerability due to an error, related to handling the EFI S3 Resume Boot Path boot script, that allows bypassing firmware write protections. An attacker can exploit this to perform a reflash of the...

UEFI implementations do not properly secure the EFI S3 Resume Boot Path boot script

Overview Some UEFI systems fail to properly restrict access to the boot script used by the EFI S3 Resume Boot Path, allowing an authenticated, local attacker to bypass various firmware write protections. Description According to Rafal Wojtczuk of Bromium and Corey Kallenberg of The MITRE...

Thunderstrike — Infecting Apple MacBooks with EFI Bootkit via Thunderbolt Ports

A security researcher has discovered an easy way to infect Apple’s Macintosh computers with an unusual kind of malware using its own Thunderbolt port. The hack was presented by programming expert Trammell Hudson at the annual Chaos Computer Congress 30C3 in Hamburg Germany. He demonstrated that i...

Mac EFI is exposed a major security vulnerability by Thunderbolt devices to spread malicious programs-vulnerability warning-the black bar safety net

Next week, Germany at the Chaos Communication Congress Security Conference, a researcher Trammell Hudson will present a new method, through the unique production of Thunderbolt devices in the Mac EFI boot firmware in the injection almost impossible to not remove the Bootkit virus. The exploits of...

Unbreakable Enterprise kernel security update

kernel-uek 3.8.13-55 - freezer: set PFSUSPENDTASK flag on tasks that call freezeprocesses Colin Cross Orabug: 20082843 3.8.13-54 - netfilter: nfnat: fix oops on netns removal Florian Westphal Orabug: 19988779 - tcp: tsq: restore minimal amount of queueing Eric Dumazet Orabug: 19909542 - qedf: Fix...

openSUSE Security Update : xen (openSUSE-SU-2012:1687-1)

XEN was updated to fix various denial of service issues. - bnc789945 - CVE-2012-5510: xen: Grant table version switch list corruption vulnerability XSA-26 - bnc789944 - CVE-2012-5511: xen: Several HVM operations do not validate the range of their inputs XSA-27 - bnc789940 - CVE-2012-5512: xen:...

openSUSE Security Update : xen (openSUSE-SU-2012:1685-1)

This update of XEN fixes various denial of service bugs. - bnc789945 - CVE-2012-5510: xen: Grant table version switch list corruption vulnerability XSA-26 - bnc789944 - CVE-2012-5511: xen: Several HVM operations do not validate the range of their inputs XSA-27 - bnc789940 - CVE-2012-5512: xen:...

Volafox - Mac OS X & BSD Memory Analysis Toolkit

Volafox is an open source toolkit that you can use for Mac OS X and BSD forensics. The tool is a python based and allows investigating security incidents and finding information for malwares and any malicious program on the system. Security analyst can have the following information using this...

Amazon Linux AMI : kernel (ALAS-2011-26)

IPv6 fragment identification value generation could allow a remote attacker to disrupt a target system's networking, preventing legitimate users from accessing its services. CVE-2011-2699 , Important A signedness issue was found in the Linux kernel's CIFS Common Internet File System implementatio...

Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2011-2033)

The remote Oracle Linux 5 / 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2011-2033 advisory. - ipv6: make fragment identifications less predictable Joe Jin CVE-2011-2699 - vlan: fix panic when handling priority tagged frames Joe Jin...

Oracle Linux 5 : kernel (ELSA-2011-0927)

The remote Oracle Linux 5 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2011-0927 advisory. - Revert: xen hvm: svm support cleanups Andrew Jones 703715 702657 CVE-2011-1780 - Revert: xen hvm: secure svmcraccess Andrew Jones 703715 702657...

SuSE 11.2 Security Update : Xen (SAT Patch Number 7492)

XEN has been updated to fix various bugs and security issues : - XSA 36 To avoid an erratum in early hardware, the Xen AMD IOMMU code by default choose to use a single interrupt remapping table for the whole system. This sharing implied that any guest with a passed through PCI device that is bus...

xen to fix various denial of service issues (important)

XEN was updated to fix various denial of service issues. - bnc789945 - CVE-2012-5510: xen: Grant table version switch list corruption vulnerability XSA-26 - bnc789944 - CVE-2012-5511: xen: Several HVM operations do not validate the range of their inputs XSA-27 - bnc789940 - CVE-2012-5512: xen:...

xen to fix various denial of service issues (important)

This update of XEN fixes various denial of service bugs. - bnc789945 - CVE-2012-5510: xen: Grant table version switch list corruption vulnerability XSA-26 - bnc789944 - CVE-2012-5511: xen: Several HVM operations do not validate the range of their inputs XSA-27 - bnc789940 - CVE-2012-5512: xen:...

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

Security issues : - Using PCI passthrough without interrupt remapping support allowed KVM guests to generate MSI interrupts and thus potentially inject traps. A privileged guest user could use this flaw to crash the host or possibly escalate their privileges on the host. The fix for this issue ca...

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

The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issues : - IPv6 fragment identification value generation could allow a remote attacker to disrupt a target system's networking, preventing legitimate users from accessing...

SuSE 10 Security Update : Linux kernel (ZYPP Patch Number 7811)

This Linux kernel update fixes various security issues and bugs in the SUSE Linux Enterprise 10 SP4 kernel. The following security issues have been fixed : - A USB string descriptor overflow in the auerwald USB driver was fixed, which could be used by physically proximate attackers to cause a...

SuSE 11.2 Security Update : Linux kernel (SAT Patch Numbers 6163 / 6164 / 6172)

The SUSE Linux Enterprise 11 SP2 kernel has been updated to 3.0.26, which fixes a lot of bugs and security issues. The following security issues have been fixed : - A locking problem in transparent hugepage support could be used by local attackers to potentially crash the host, or via kvm a...

SuSE 10 Security Update : Linux kernel (ZYPP Patch Number 7812)

This Linux kernel update fixes various security issues and bugs in the SUSE Linux Enterprise 10 SP4 kernel. The following security issues have been fixed : - A USB string descriptor overflow in the auerwald USB driver was fixed, which could be used by physically proximate attackers to cause a...

Medium: kernel

Issue Overview: IPv6 fragment identification value generation could allow a remote attacker to disrupt a target system's networking, preventing legitimate users from accessing its services. CVE-2011-2699, Important A signedness issue was found in the Linux kernel's CIFS Common Internet File Syste...