HTTP/2: flood using empty frames results in excessive resource consumption

A flaw was found in HTTP/2. Using frames with an empty payload, a flood could occur that results in excessive CPU usage and starvation of other clients. The highest threat from this vulnerability is to system availability...

openSUSE Security Update : tomcat (openSUSE-2020-1063)

This update for tomcat fixes the following issues: Tomcat was updated to 9.0.36 See changelog at - CVE-2020-11996: Fixed an issue which by sending a specially crafted sequence of HTTP/2 requests could have triggered high CPU usage for several seconds making potentially the server unresponsive...

FreeBSD : Apache Tomcat -- Multiple Vulnerabilities (6a72eff7-ccd6-11ea-9172-4c72b94353b5)

The Apache Software Foundation reports : An h2c direct connection did not release the HTTP/1.1 processor after the upgrade to HTTP/2. If a sufficient number of such requests were made, an OutOfMemoryException could occur leading to a denial of service. The payload length in a WebSocket frame was...

OPENSUSE-SU-2020:1063-1 Security update for tomcat

This update for tomcat fixes the following issues: Tomcat was updated to 9.0.36 See changelog at - CVE-2020-11996: Fixed an issue which by sending a specially crafted sequence of HTTP/2 requests could have triggered high CPU usage for several seconds making potentially the server unresponsive...

openSUSE: Security Advisory for tomcat (openSUSE-SU-2020:1051-1)

The remote host is missing an update for the Copyright C 2020 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...

Security update for tomcat (important)

openSUSE Security Update: Security update for tomcat Announcement ID: openSUSE-SU-2020:1051-1 Rating: important References: 1173389 Cross-References: CVE-2020-11996 Affected Products: openSUSE Leap 15.1 An update that fixes one vulnerability is now available. Description: This update for tomcat...

nghttp2: overly large SETTINGS frames can lead to DoS

A resource consumption vulnerability was found in nghttp2. This flaw allows an attacker to repeatedly construct an overly large HTTP/2 SETTINGS frame with a length of 14,400 bytes that causes excessive CPU usage, leading to a denial of service...

SUSE-SU-2020:1983-1 Security update for tomcat

This update for tomcat fixes the following issues: Tomcat was updated to 9.0.36 See changelog at - CVE-2020-11996: Fixed an issue which by sending a specially crafted sequence of HTTP/2 requests could have triggered high CPU usage for several seconds making potentially the server unresponsive...

openSUSE: Security Advisory for mumble (openSUSE-SU-2020:1016-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2020 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...

openSUSE Security Update : mumble (openSUSE-2020-1016)

This update for mumble fixes the following issues : mumble was updated 1.3.2 : - client: Fixed overlay not starting Update to upstream version 1.3.1 - Security - Fixed: Potential exploit in the OCB2 encryption 4227 boo1174041 - ICE - Fixed: Added missing UserKDFIterations field to UserInfo =...

SUSE-SU-2020:1963-1 Security update for tomcat

This update for tomcat fixes the following issues: Tomcat was updated to 9.0.36 See changelog at - CVE-2020-11996: Fixed an issue which by sending a specially crafted sequence of HTTP/2 requests could have triggered high CPU usage for several seconds making potentially the server unresponsive...

SUSE-SU-2020:1962-1 Security update for tomcat

This update for tomcat fixes the following issues: Tomcat was updated to 9.0.36 See changelog at - CVE-2020-11996: Fixed an issue which by sending a specially crafted sequence of HTTP/2 requests could have triggered high CPU usage for several seconds making potentially the server unresponsive...

Debian: Security Advisory (DLA-2279-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2020 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...

SUSE-SU-2020:1913-1 Security update for samba

This update for samba fixes the following issues: - CVE-2020-10745: Fixed an issue which parsing and packing of NBT and DNS packets containing dots could potentially have consumed excessive CPU bsc1173160. - CVE-2020-14303: Fixed an endless loop when receiving at AD DC empty UDP packets bsc117335...

Debian DLA-2279-1 : tomcat8 security update

Several security vulnerabilities have been discovered in the Tomcat servlet and JSP engine. CVE-2020-9484 When using Apache Tomcat and an attacker is able to control the contents and name of a file on the server; and b the server is configured to use the PersistenceManager with a FileStore; and c...

nghttp2: overly large SETTINGS frames can lead to DoS

A resource consumption vulnerability was found in nghttp2. This flaw allows an attacker to repeatedly construct an overly large HTTP/2 SETTINGS frame with a length of 14,400 bytes that causes excessive CPU usage, leading to a denial of service...

Cleaner One Pro Speeds Up Your Mac: Part 1

The Mac has always been pretty easy to use, but even the most ardent Mac supporters know there comes a time when their Mac is no longer new and they notice slowdowns in its performance, particularly after intensive use. They’d like a handy one-stop tool to help them optimize memory and CPU...

Fedora: Security Advisory for gst (FEDORA-2020-9e6f5b3ae2)

The remote host is missing an update for the SPDX-FileCopyrightText: 2020 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...

nghttp2: overly large SETTINGS frames can lead to DoS

A resource consumption vulnerability was found in nghttp2. This flaw allows an attacker to repeatedly construct an overly large HTTP/2 SETTINGS frame with a length of 14,400 bytes that causes excessive CPU usage, leading to a denial of service...

nghttp2: overly large SETTINGS frames can lead to DoS

A resource consumption vulnerability was found in nghttp2. This flaw allows an attacker to repeatedly construct an overly large HTTP/2 SETTINGS frame with a length of 14,400 bytes that causes excessive CPU usage, leading to a denial of service...