CentOS: Security Advisory for bpftool (CESA-2021:0856)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH 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-or-later This program is free software; you can...

CentOS 7 : kernel (RHSA-2021:0856)

The remote CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0856 advisory. - In the Linux kernel before 5.3.9, there are multiple out-of-bounds write bugs that can be caused by a malicious USB device in the Linux kernel HID...

RHEL 7 : kernel-rt (RHSA-2021:0857)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0857 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

RHEL 7 : kernel (RHSA-2021:0856)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0856 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Local buffer overflow in...

kernel: ICMP rate limiting can be used for DNS poisoning attack

A flaw in the way reply ICMP packets are limited in the Linux kernel functionality was found that allows to quickly scan open UDP ports. This flaw allows an off-path remote user to effectively bypassing source port UDP randomization. The highest threat from this vulnerability is to confidentialit...

kernel: ICMP rate limiting can be used for DNS poisoning attack

A flaw in the way reply ICMP packets are limited in the Linux kernel functionality was found that allows to quickly scan open UDP ports. This flaw allows an off-path remote user to effectively bypassing source port UDP randomization. The highest threat from this vulnerability is to confidentialit...

NewStart CGSL MAIN 6.02 : tcpdump Multiple Vulnerabilities (NS-SA-2021-0082)

The remote NewStart CGSL host, running version MAIN 6.02, has tcpdump packages installed that are affected by multiple vulnerabilities: - The ICMP parser in tcpdump before 4.9.3 has a buffer over-read in print-icmp.c:icmpprint. CVE-2018-14462 - The ICMPv6 parser in tcpdump before 4.9.3 has a buff...

kernel: ICMP rate limiting can be used for DNS poisoning attack

A flaw in the way reply ICMP packets are limited in the Linux kernel functionality was found that allows to quickly scan open UDP ports. This flaw allows an off-path remote user to effectively bypassing source port UDP randomization. The highest threat from this vulnerability is to confidentialit...

Important: Red Hat Security Advisory: kernel-rt security and bug fix update

An update for kernel-rt is now available for Red Hat Enterprise Linux 8.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available f...

RHEL 8 : kernel (RHSA-2021:0765)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0765 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: bad kfree in auditfilter.c may...

EulerOS Virtualization for ARM 64 3.0.6.0 : qemu-kvm (EulerOS-SA-2021-1527)

According to the versions of the qemu-kvm packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - An out-of-bounds read vulnerability was found in the SLiRP networking implementation of the QEMU emulator. This flaw...

Cisco NX-OS Software 安全漏洞

Cisco NX-OS is the network operating system for the Cisco Nexus family of Ethernet switches and the MDS family of Fibre Channel storage area network switches. A denial-of-service vulnerability exists in the ICMPv6 processing in Cisco NX-OS, which can be exploited by an attacker to cause a system...

kernel: ICMP rate limiting can be used for DNS poisoning attack

A flaw in the way reply ICMP packets are limited in the Linux kernel functionality was found that allows to quickly scan open UDP ports. This flaw allows an off-path remote user to effectively bypassing source port UDP randomization. The highest threat from this vulnerability is to confidentialit...

kernel: ICMP rate limiting can be used for DNS poisoning attack

A flaw in the way reply ICMP packets are limited in the Linux kernel functionality was found that allows to quickly scan open UDP ports. This flaw allows an off-path remote user to effectively bypassing source port UDP randomization. The highest threat from this vulnerability is to confidentialit...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

RHEL 8 : kernel-rt (RHSA-2021:0537)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0537 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

RHEL 8 : kernel (RHSA-2021:0558)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:0558 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: locking issue in...

Rockwell Automation Allen-Bradley Micrologix 1100

1. EXECUTIVE SUMMARY CVSS v3 7.5 ATTENTION: Exploitable remotely/low skill level to exploit Vendor: Rockwell Automation Equipment: Allen-Bradley MicroLogix 1100 Vulnerability: Improper Handling of Length Parameter Inconsistency 2. RISK EVALUATION Successful exploitation of this vulnerability...

USN-4680-1: Linux kernel vulnerabilities | Cloud Foundry

Severity Medium Vendor Canonical Ubuntu Versions Affected Canonical Ubuntu 16.04 Description It was discovered that debugfs in the Linux kernel as used by blktrace contained a use-after-free in some situations. A privileged local attacker could possibly use this to cause a denial of service syste...

Zmap - A Fast Single Packet Network Scanner Designed For Internet-wide Network Surveys

ZMap is a fast single packet network scanner designed for Internet-wide network surveys. On a typical desktop computer with a gigabit Ethernet connection, ZMap is capable scanning the entire public IPv4 address space in under 45 minutes. With a 10gigE connection and PFRING, ZMap can scan the IPv4...