CVE-2019-11477: Integer Overflow or Wraparound

Jonathan Looney discovered that the TCPSKBCBskb-tcpgsosegs value was subject to an integer overflow in the Linux kernel when handling TCP Selective Acknowledgments SACKs. A remote attacker could use this to cause a denial of service. This has been fixed in stable kernel releases 4.4.182, 4.9.182,...

Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2019-4689)

The remote Oracle Linux 5 / 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2019-4689 advisory. - tcp: enforce tcpminsndmss in tcpmtuprobing Eric Dumazet Orabug: 29886601 CVE-2019-11477 - tcp: add tcpminsndmss sysctl Eric Dumazet Orabug:...

Kernel: tcp: integer overflow while processing SACK blocks allows remote denial of service

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 segment size MSS...

Kernel: tcp: integer overflow while processing SACK blocks allows remote denial of service

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 segment size MSS...

PT-2019-2419 · Freebsd · Freebsd

Name of the Vulnerable Software and Affected Versions: FreeBSD versions 12.0-STABLE before r349197 FreeBSD versions 12.0-RELEASE before 12.0-RELEASE-p6 Description: The issue is caused by a bug in the non-default RACK TCP stack, allowing an attacker to cause linked lists to grow unbounded, leadin...

Critical: Red Hat Security Advisory: firefox security update

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

PT-2019-2416

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 4.4.182 Linux kernel versions prior to 4.9.182 Linux kernel versions prior to 4.14.127 Linux kernel versions prior to 4.19.52 Linux kernel versions prior to 5.1.11 Description The issue is related to an integer...

Information Disclosure

Mozilla Firefox is an open source web browser. XULRunner provides the XUL Runtime environment for Mozilla Firefox. Several flaws were found in the processing of malformed web content. A web page containing malicious content could cause Firefox to crash or, potentially, execute arbitrary code with...

libssh2 security update

CentOS Errata and Security Advisory CESA-2019:0679 An update for libssh2 is now available for Red Hat Enterprise Linux 7. 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...

Low: Red Hat Security Advisory: docker security and bug fix update

An update for docker is now available for Red Hat Enterprise Linux 7 Extras. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

Power Management Controller (PMC) Security Advisory

Summary: A potential security vulnerability in power management controller firmware may allow escalation of privilege and/ or information disclosure. Intel is releasing firmware updates to mitigate this potential vulnerability. Vulnerability Details CVEID: CVE-2018-3643 Description: A vulnerabili...

CentOS 7 : thunderbird (CESA-2018:3532)

An update for thunderbird is now available for Red Hat Enterprise Linux 7. 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 fr...

Important: Red Hat Security Advisory: thunderbird security update

An update for thunderbird is now available for Red Hat Enterprise Linux 7. 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 fr...

Procps-ng Audit Report

Qualys Security Advisory Procps-ng Audit Report ======================================================================== Contents ======================================================================== Summary 1. FUSE-backed /proc/PID/cmdline 2. Unprivileged process hiding 3. Local Privilege...

Inside the MSRC – How we recognize our researchers

This is the first of a series of blog entries to give some insight into the Microsoft Security Response Center MSRC business and how we work with security researchers and vulnerability reports. The Microsoft Security Response Center actively recognizes those security researchers who help us to...

glibc ld.so - Memory Leak / Buffer Overflow Vulnerability

Exploit for linux platform in category local exploits Qualys Security Advisory Buffer overflow in glibc's ld.so ======================================================================== Contents ======================================================================== Summary Memory Leak Buffer...

RedHat Update for ntp RHSA-2017:3071-01

The remote host is missing an update for the SPDX-FileCopyrightText: 2017 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...

Fortinet FortiClient 5.2.3 (Windows 10 x86) - Local Privilege Escalation

/ Check these out: - https://www.coresecurity.com/system/files/publications/2016/05/Windows%20SMEP%20bypass%20U%3DS.pdf - https://labs.mwrinfosecurity.com/blog/a-tale-of-bitmaps/ Tested on: - Windows 10 Pro x86 1703/1709 - ntoskrnl.exe: 10.0.16299.309 - FortiShield.sys: 5.2.3.633 Compile: -...

kernel: Use after free in tcp_xmit_retransmit_queue

A use-after-free vulnerability was found in tcpxmitretransmitqueue and other tcp functions. This condition could allow an attacker to send an incorrect selective acknowledgment to existing connections, possibly resetting a connection...

kernel: Use after free in tcp_xmit_retransmit_queue

A use-after-free vulnerability was found in tcpxmitretransmitqueue and other tcp functions. This condition could allow an attacker to send an incorrect selective acknowledgment to existing connections, possibly resetting a connection...