SUSE SLES11 Security Update : gcc43 (SUSE-SU-2018:0300-1) (Stack Clash)

This update for gcc43 fixes the following issues: Security issue fixed : - CVE-2017-1000376: Don't request excutable stack from libffi. bnc1045091 New features : - Add support for retpolines to mitigate the Spectre Variant 2 attack. bnc1074621 - Add support for zero-sized VLAs and allocas with...

Spectre Variant 2 (CVE 2017-5715) Branch Target Injection Update Disable (KB4078130)

This host is missing a critical update according to Microsoft KB4078130 SPDX-FileCopyrightText: 2018 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...

SamSam - The Evolution Continues Netting Over $325,000 in 4 Weeks

This post was written by Vitor Ventura Introduction Talos has been working in conjunction with Cisco IR Services on what we believe to be a new variant of the SamSam ransomware. This ransomware has been observed across multiple industries including Government, Healthcare and ICS. These attacks do...

Fedora 26 : kernel (2018-e6fe35524d)

The 4.14.13 stable kernel update contains a number of important fixes across the tree. This is also the first update to contain some spectre mitigations. Some patches for variant 1 as well as the initial retpoline build for variant 2. These variant 2 mitigations will improve with further patches,...

Fedora 27 : kernel (2018-21a7ad920c)

The 4.14.13 stable kernel update contains a number of important fixes across the tree. This is also the first update to contain some spectre mitigations. Some patches for variant 1 as well as the initial retpoline build for variant 2. These variant 2 mitigations will improve with further patches,...

Updated wireshark packages fix security vulnerabilities

The MRDISC dissector could crash CVE-2017-17997. The IxVeriWave file parser could crash CVE-2018-5334. The WCP dissector could crash CVE-2018-5335. Multiple dissectors could crash CVE-2018-5336. Prior to this release dumpcap enabled the Linux kernel’s BPF JIT compiler via the net.core.bpfjitenabl...

MGASA-2018-0071 Updated wireshark packages fix security vulnerabilities

The MRDISC dissector could crash CVE-2017-17997. The IxVeriWave file parser could crash CVE-2018-5334. The WCP dissector could crash CVE-2018-5335. Multiple dissectors could crash CVE-2018-5336. Prior to this release dumpcap enabled the Linux kernel’s BPF JIT compiler via the net.core.bpfjitenabl...

Meltdown and Spectre fallout: patching problems persist

Last week, the disclosure by multiple teams from Graz and Pennsylvania University, Rambus, Data61, Cyberus Technology, and Google Project Zero of vulnerabilities under the aliases Meltdown and Spectre rocked the security world, sending vendors scurrying to create patches, if at all possible, and...

Apple Releases Spectre Patches for Safari, macOS and iOS

Apple released iOS 11.2.2 software Monday for iPhones, iPads and iPod touch models that patch for the Spectre vulnerabilities. A macOS High Sierra 10.13.2 supplemental update was also released to bolster Spectre defenses in Apple’s Safari browser and WebKit, the web browser engine used by Safari,...

RedHat Update for microcode_ctl RHSA-2018:0013-01

The remote host is missing an update for the SPDX-FileCopyrightText: 2018 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...

(RHSA-2018:0039) Important: microcode_ctl security update

The microcodectl packages provide microcode updates for Intel and AMD processors. Security Fixes: An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of instructions a commonly used performance optimization. There are three primary...

CPU hardware vulnerable to side-channel attacks

Overview CPU hardware implementations are vulnerable to cache side-channel attacks. These vulnerabilities are referred to as Meltdown and Spectre. Description CPU hardware implementations are vulnerable to side-channel attacks referred to as Meltdown and Spectre. Both Spectre and Meltdown take...

CVE-2017-5753

Systems with microprocessors utilizing speculative execution and branch prediction may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis...

Forever 21 Says PoS Systems Exposed Customer Data for 8 Months

Fashion retailer Forever 21 confirmed a breach made public in November resulted in the theft of credit card data belonging to an undisclosed number of customers. The company had stated that a lack of encryption used on some of its point-of-sales payment terminals could have resulted in unauthoriz...

Code Used in Zero Day Huawei Router Attack Made Public

Exploit code used in the Mirai malware variant called Satori, which was used to attack hundreds of thousands of Huawei routers over the past several weeks, is now public. Researchers warn the code will quickly become a commodity and be leveraged in DDoS attacks via botnets such as Reaper or...

Satori IoT Botnet Exploits Zero-Day to Zombify Huawei Routers

Although the original creators of the infamous IoT malware Mirai have already been arrested and sent to jail, the variants of the notorious botnet are still in the game due to the availability of its source code on the Internet. Hackers have widely used the infamous IoT malware to quietly amass a...

Intel Content Protection HECI Service - Type Confusion Privilege Escalation Exploit

Exploit for windows platform in category dos / poc Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1358 Intel Content Protection HECI Service Type Confusion EoP Platform: Tested on Windows 10, service version 9.0.2.117 Class: Elevation of Privilege Summary: The Intel Content...

Intel Content Protection HECI Service - Type Confusion Privilege Escalation

Intel Content Protection HECI Service - Type Confusion Privilege Escalation Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1358 Intel Content Protection HECI Service Type Confusion EoP Platform: Tested on Windows 10, service version 9.0.2.117 Class: Elevation of Privilege...

Newly Observed Ursnif Variant Employs Malicious TLS Callback Technique to Achieve Process Injection

Introduction TLS Thread Local Storage callbacks are provided by the Windows operating system to support additional initialization and termination for per-thread data structures. As previously reported, malicious TLS callbacks, as an anti-analysis trick, have been observed for quite some time and...

Newly Observed Ursnif Variant Employs Malicious TLS Callback Technique to Achieve Process Injection

Introduction TLS Thread Local Storage callbacks are provided by the Windows operating system to support additional initialization and termination for per-thread data structures. As previously reported, malicious TLS callbacks, as an anti-analysis trick, have been observed for quite some time and...