MGASA-2018-0107 Updated kernel packages fix security vulnerabilities

This kernel update is based on the upstream 4.4.114 and fixes several security issues. The most important fixes in this update is for the security issue named "Spectre, variant 2 CVE-2017-5715" that is partly mitigated by enabling retpoline support. For full retpoline mitigation, kernel needs to ...

Updated kernel packages fix security vulnerabilities

This kernel update is based on the upstream 4.4.114 and fixes several security issues. The most important fixes in this update is for the security issue named "Spectre, variant 2 CVE-2017-5715" that is partly mitigated by enabling retpoline support. For full retpoline mitigation, kernel needs to ...

Updated kernel packages fix security vulnerabilities

This kernel update is based on the upstream 4.14.16 and fixes several security issues. The most important fixes in this update is for the security issue named "Spectre, variant 2 CVE-2017-5715" that is partly mitigated by enabling retpoline support. For full retpoline mitigation, kernel needs to ...

MGASA-2018-0106 Updated kernel packages fix security vulnerabilities

This kernel update is based on the upstream 4.14.16 and fixes several security issues. The most important fixes in this update is for the security issue named "Spectre, variant 2 CVE-2017-5715" that is partly mitigated by enabling retpoline support. For full retpoline mitigation, kernel needs to ...

Scarab ransomware: new variant changes tactics

The Scarab ransomware was discovered in June 2017. Since then, several variants have been created and discovered in the wild. The most popular or widespread versions were distributed via the Necurs botnet and initially written in Visual C compiled. However, after unpacking, we've found that anoth...

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...