Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (SACK Panic) (SACK Slowness)

Based on the RPM metadata this appears to be a security kernel. The RPM changelog shows fixes related to Security Fixes : - An integer overflow flaw was found in the way the Linux kernel's networking subsystem processed TCP Selective Acknowledgment SACK segments. While processing SACK segments, t...

The vulnerability of the Red Hat Enterprise Linux operating system, related to uncontrolled resource consumption, allows a perpetrator to trigger a service failure.

The vulnerability of the Red Hat Enterprise Linux operating system is related to an uncontrolled consumption of resources. Exploiting this vulnerability can allow a malicious actor, operating remotely, to cause service interruptions...

EulerOS Virtualization for ARM 64 3.0.2.0 : kernel (EulerOS-SA-2019-1702)

According to the versions of the kernel packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - The kernel package contains the Linux kernel vmlinuz, the core of any Linux operating system. The kernel handles the...

Kernel: tcp: excessive resource consumption while processing SACK blocks allows remote denial of service

An excessive resource consumption flaw was found in the way the Linux kernel's networking subsystem processed TCP Selective Acknowledgment SACK segments. While processing SACK segments, the Linux kernel's socket buffer SKB data structure becomes fragmented, which leads to increased resource...

Security Bulletin: Potential denial of service in WebSphere Application Server Admin Console shipped with Tivoli Integrated Portal (CVE-2019-4080)

Summary There is a potential denial of service in the Admin Console of WebSphere Application Server shipped with Tivoli Integrated Portal Vulnerability Details CVEID: CVE-2019-4080 DESCRIPTION: IBM WebSphere Application Server Admin Console is vulnerable to a potential denial of service, caused b...

CVE-2019-13232

Info-ZIP UnZip 6.0 mishandles the overlapping of files inside a ZIP container, leading to denial of service resource consumption, aka a "better zip bomb" issue...

ALPINE-CVE-2019-13232

Info-ZIP UnZip 6.0 mishandles the overlapping of files inside a ZIP container, leading to denial of service resource consumption, aka a "better zip bomb" issue...

CVE-2019-13232

Info-ZIP UnZip 6.0 mishandles the overlapping of files inside a ZIP container, leading to denial of service resource consumption, aka a "better zip bomb" issue...

Design/Logic Flaw

Info-ZIP UnZip 6.0 mishandles the overlapping of files inside a ZIP container, leading to denial of service resource consumption, aka a "better zip bomb" issue...

CVE-2019-13232

Info-ZIP UnZip 6.0 mishandles the overlapping of files inside a ZIP container, leading to denial of service resource consumption, aka a "better zip bomb" issue...

CVE-2018-20843

In libexpat in Expat before 2.2.7, XML input including XML names that contain a large number of colons could make the XML parser consume a high amount of RAM and CPU resources while processing enough to be usable for denial-of-service attacks...

Multiple TCP Selective Acknowledgement (SACK) and Maximum Segment Size (MSS) networking vulnerabilities may cause denial-of-service conditions in Linux and FreeBSD kernels

Overview Multiple TCP Selective Acknowledgement SACK and Maximum Segment Size MSS networking vulnerabilities may cause denial-of-service conditions in Linux and FreeBSD kernels. Description CVE-2019-11477: SACK Panic Linux = 2.6.29. A sequence of specifically crafted selective acknowledgements SA...

openSUSE Security Update : the Linux Kernel (openSUSE-2019-1570) (SACK Panic) (SACK Slowness)

Example: The openSUSE Leap 42.3 kernel was updated to 4.4.180 to receive various security and bugfixes. The following security bugs were fixed : - CVE-2019-11477: A sequence of SACKs may have been crafted by a remote attacker such that one can trigger an integer overflow, leading to a kernel pani...

CentOS Update for kernel CESA-2019:1488 centos6

The remote host is missing an update for the SPDX-FileCopyrightText: 2019 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-SU-2019:1579-1 Security update for the Linux Kernel

The openSUSE Leap 15.0 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2019-11477: A sequence of SACKs may have been crafted by a remote attacker such that one can trigger an integer overflow, leading to a kernel panic. bsc1137586. -...

RHEL 6 : kernel (RHSA-2019:1488)

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2019:1488 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: An integer overflow flaw was found in...

Scientific Linux Security Update : kernel on SL6.x i386/x86_64 (20190617) (SACK Panic) (SACK Slowness)

Security Fixes : - An integer overflow flaw was found in the way the Linux kernel's networking subsystem processed TCP Selective Acknowledgment SACK segments. While processing SACK segments, the Linux kernel's socket buffer SKB data structure becomes fragmented. Each fragment is about TCP maximum...

[ASA-201906-14] linux-lts: denial of service

Arch Linux Security Advisory ASA-201906-14 ========================================== Severity: High Date : 2019-06-18 CVE-ID : CVE-2019-11477 CVE-2019-11478 CVE-2019-11479 Package : linux-lts Type : denial of service Remote : Yes Link : https://security.archlinux.org/AVG-984 Summary ======= The...

Check Point Response to CVE-2019-11477, CVE-2019-11478, CVE-2019-11479 - TCP SACK PANIC Linux Kernel vulnerabilities

Cause CVE-2019-11477: The Linux kernel is vulnerable to an integer overflow in the 16-bit width of TCPSKBCBskb- tcpgsosegs. A remote attacker could exploit this to crash the system and create a Denial Of Service. CVE-2019-11478: The Linux kernel is vulnerable to a flaw that allows attackers to se...

kernel: tcp: excessive resource consumption for TCP connections with low MSS allows remote denial of service

An excessive resource consumption flaw was found in the way the Linux kernel's networking subsystem processed TCP segments. If the Maximum Segment Size MSS of a TCP connection was set to low values, such as 48 bytes, it can leave as little as 8 bytes for the user data, which significantly increas...