Debian DSA-3887-1 : glibc - security update (Stack Clash)

The Qualys Research Labs discovered various problems in the dynamic linker of the GNU C Library which allow local privilege escalation by clashing the stack. For the full details, please refer to their advisory published at: https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt...

Amazon Linux AMI : glibc (ALAS-2017-844) (Stack Clash)

Glibc contains a vulnerability that allows specially crafted LDLIBRARYPATH values to manipulate the heap/stack, causing them to alias, potentially resulting in arbitrary code execution. Please note that additional hardening changes have been made to glibc to prevent manipulation of stack and heap...

RHEL 6 : glibc (RHSA-2017:1480) (Stack Clash)

An update for glibc is now available for Red Hat Enterprise Linux 6. 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 the...

[ASA-201706-22] lib32-glibc: privilege escalation

Arch Linux Security Advisory ASA-201706-22 ========================================== Severity: High Date : 2017-06-20 CVE-ID : CVE-2017-1000366 Package : lib32-glibc Type : privilege escalation Remote : No Link : https://security.archlinux.org/AVG-308 Summary ======= The package lib32-glibc befo...

Visualizing the Stack Clash Vulnerability with Dashboards

Security teams should apply vendor patches immediately to protect their Linux, OpenBSD, NetBSD, FreeBSD and Solaris infrastructure from The Stack Clash vulnerability also see the security advisory. To help in that effort, this blog post describes a new built-in Qualys AssetView dashboard to...

CVE-2017-1000379

The Linux Kernel running on AMD64 systems will sometimes map the contents of PIE executable, the heap or ld.so to where the stack is mapped allowing attackers to more easily manipulate the stack. Linux Kernel version 4.11.5 is affected...

The Stack Clash

What is the Stack Clash? The Stack Clash is a vulnerability in the memory management of several operating systems. It affects Linux, OpenBSD, NetBSD, FreeBSD and Solaris, on i386 and amd64. It can be exploited by attackers to corrupt memory and execute arbitrary code. Qualys researchers discovere...

Debian Security Advisory DSA 3888-1 (exim4 - security update)

The Qualys Research Labs discovered a memory leak in the Exim mail transport agent. This is not a security vulnerability in Exim by itself, but can be used to exploit a vulnerability in stack handling. OpenVAS Vulnerability Test $Id: deb3888.nasl 6618 2017-07-07 14:17:52Z cfischer $ Auto-generate...

Debian Security Advisory DSA 3887-1 (glibc - security update)

The Qualys Research Labs discovered various problems in the dynamic linker of the GNU C Library which allow local privilege escalation by clashing the stack. OpenVAS Vulnerability Test $Id: deb3887.nasl 6618 2017-07-07 14:17:52Z cfischer $ Auto-generated from advisory DSA 3887-1 using nvtgen 1.0...

Solaris RSH Stack Clash Privilege Escalation

This module exploits a vulnerability in RSH on unpatched Solaris systems which allows users to gain root privileges. The stack guard page on unpatched Solaris systems is of insufficient size to prevent collisions between the stack and heap memory, aka Stack Clash. This module uploads and executes...