Nextcloud: Uploading large avatar images cause excessive CPU usage

How to reproduce: - Create an account on any server running Nextcloud 13 or 14. - Open the personal settings. - Upload a large image as avatar tested with a 4032x3024 PNG image of about 14.5 MB. - Keep the selected area in the popup and save the avatar. - Notice that the avatar area shows the...

openSUSE Security Update : nginx (openSUSE-2019-195)

This update for nginx fixes the following issues : nginx was updated to 1.14.2 : - Bugfix: nginx could not be built on Fedora 28 Linux. - Bugfix: in handling of client addresses when using unix domain listen sockets to work with datagrams on Linux. - Change: the logging level of the 'http request...

Juniper Junos MX Malformed Packet - DOS (JSA10900)

Receipt of a malformed packet on MX Series devices with dynamic vlan configuration can trigger an uncontrolled recursion loop in the Broadband Edge subscriber management daemon bbe-smgd, and lead to high CPU usage and a crash of the bbe-smgd service. Repeated receipt of the same packet can result...

Design/Logic Flaw

Receipt of a malformed packet on MX Series devices with dynamic vlan configuration can trigger an uncontrolled recursion loop in the Broadband Edge subscriber management daemon bbe-smgd, and lead to high CPU usage and a crash of the bbe-smgd service. Repeated receipt of the same packet can result...

CVE-2019-0001 Junos OS: MX Series: uncontrolled recursion and crash in Broadband Edge subscriber management daemon (bbe-smgd).

Receipt of a malformed packet on MX Series devices with dynamic vlan configuration can trigger an uncontrolled recursion loop in the Broadband Edge subscriber management daemon bbe-smgd, and lead to high CPU usage and a crash of the bbe-smgd service. Repeated receipt of the same packet can result...

Denial Of Service (DoS)

Apache cxf-core is vulnerable to denial of service DoS attacks. The attack can be triggered if the attacker sends a content-disposition value containing more than 50000 characters, leading to high CPU usage in the application...

SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2018:2223-1)

The SUSE Linux Enterprise 15 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: CVE-2018-5390 aka SegmentSmack: A remote attacker even with relatively low bandwidth could have caused lots of CPU usage by triggering the worst case scenario during I...

Amazon Linux AMI : nginx (ALAS-2018-1125)

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuratio...

Medium: nginx

Issue Overview: nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used i...

Medium: httpd24

Issue Overview: In Apache HTTP Server 2.4.17 to 2.4.34, by sending continuous, large SETTINGS frames a client can occupy a connection, server thread and CPU time without any connection timeout coming to effect. This affects only HTTP/2 connections. A possible mitigation is to not enable the h2...

EulerOS 2.0 SP3 : nginx (EulerOS-SA-2018-1399)

According to the versions of the nginx package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : - nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption. This...

nginx: Excessive CPU usage via flaw in HTTP/2 implementation

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive CPU usage. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuration file...

MGASA-2018-0459 Updated nginx package fixes security vulnerabilities

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption CVE-2018-16843. nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive CPU usage...

November 13, 2018—KB4467678 (Security-only update)

None None...

November 13, 2018—KB4467703 (Security-only update)

None None...

nginx 1.9.5 < 1.14.1, 1.15.x < 1.15.6 Multiple Vulnerabilities

Two security issues were identified in the nginx HTTP/2 implementation, which might cause excessive memory consumption and CPU usage. SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders...

Debian DSA-4335-1 : nginx - security update

Three vulnerabilities were discovered in Nginx, a high-performance web and reverse proxy server, which could result in denial of service in processing HTTP/2 via excessive memory/CPU usage or server memory disclosure in the ngxhttpmp4module module used for server-side MP4 streaming. C Tenable...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : nginx vulnerabilities (USN-3812-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3812-1 advisory. It was discovered that nginx incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to...

USN-3812-1: nginx vulnerabilities

It was discovered that nginx incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to cause excessive memory consumption, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 18.10. CVE-2018-16843 Gal...

Default configuration

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive CPU usage. This issue affects nginx compiled with the ngxhttpv2module not compiled by default if the 'http2' option of the 'listen' directive is used in a configuration file...