possible memory corruption via failsafe callback

ISSUE DESCRIPTION Under certain special conditions Xen reports an exception resulting from returning to guest mode not via ordinary exception entry points, but via a so call failsafe callback. This callback, unlike exception handlers, takes 4 extra arguments on the stack the saved data selectors...

Integer Overflow

github.com/golang/protobuf is vulnerable to integer overflows. A malicious user can pass an integer larger than 64-bit to the system, causing an integer overflow and crashing the system...

Stable Channel Update for Desktop

The stable channel has been updated to 58.0.3029.96 for Windows, Mac, and Linux. This will roll out over the coming days/weeks. In order to improve stability, performance, and security, users who are currently on 32-bit version of Chrome, and 64-bit Windows with 4GB or more of memory and...

Oracle VirtualBox Guest Additions 5.1.18 - Unprivileged Windows User-Mode Guest Code Double-Free

/ Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1227 We have discovered a heap double-free vulnerability in the latest version of VirtualBox 5.1.18, with Guest Additions and more specifically shared folders enabled in the guest operating system. The heap memory corruption take...

openSUSE Security Update : mozilla-nss (openSUSE-2017-504)

Mozilla-nss was updated to 3.28.4 to fix the following issues : Security issues : - CVE-2016-9574: Allow use of session tickets when there is no ticket wrapping key boo1015499, bmo1320695 Non security issues : - A rare crash when initializing an SSL socket fails has been fixed bmo1342358 - Rare...

RHEL 7 : qemu-kvm-rhev (RHSA-2017:0985)

An update for qemu-kvm-rhev is now available for Red Hat Virtualization Hypervisor 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...

Important: Red Hat Security Advisory: qemu-kvm-rhev security, bug fix, and enhancement update

An update for qemu-kvm-rhev is now available for Red Hat Virtualization Hypervisor 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...

Linux/x86-64 - execve(/bin/sh) Shellcode (31 bytes)

Hi, This time I wanna to submit a shellcode whose length is 31Bytes , It's tested on Linux x86-64 ;=========================================================== ===================== ; The MIT License ; ; Copyright c ; ; Permission is hereby granted, free of charge, to any person obtaining a copy ;...

Linux/x86-64 - execve("/bin/sh") Shellcode (31 bytes)

Linux/x86-64 - execve"/bin/sh" Shellcode 31 bytes. Shellcode exploit for Linx86-64 platform Hi, This time I wanna to submit a shellcode whose length is 31Bytes , It's tested on Linux x86-64 ;=========================================================== ===================== ; The MIT License ; ;...

Microsoft Office OneNote 2007 DLL Hijacking Vulnerability

Exploit for windows platform in category local exploits ------------------------------------------------------------------------ Microsoft Office OneNote 2007 DLL side loading vulnerability ------------------------------------------------------------------------ Yorick Koster, September 2015...

Security update for the libjpeg information disclosure vulnerability in Windows Vista and Windows Server 2008: April 11, 2017

Security update for the libjpeg information disclosure vulnerability in Windows Vista and Windows Server 2008: April 11, 2017 Summary To learn more about the libjpeg information disclosure vulnerability, see CVE-2013-6629. More Information Important If you install a language pack after you instal...

Security update for the libjpeg information disclosure vulnerability in Windows Vista and Windows Server 2008: April 11, 2017

Security update for the libjpeg information disclosure vulnerability in Windows Vista and Windows Server 2008: April 11, 2017 Summary To learn more about the libjpeg information disclosure vulnerability, go to CVE-2013-6629. More Information Important If you install a language pack after you...

Xen - Broken Check in 'memory_exchange()' Permits PV Guest Breakout

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1184 This bug report describes a vulnerability in memoryexchange that permits PV guest kernels to write to an arbitrary virtual address with hypervisor privileges. The vulnerability was introduced through a broken fix for...

CVE-2017-7269 a few tips and BUG fixes-vulnerability warning-the black bar safety net

Seen the analysis, to talk about the use of a few tips. 1. Vulnerability scope The original poc above wrote only applies to the 03 r2, in fact, the most common of 03 sp2 can also be directly reproduced, so it seems that the attack range is very large, after all, the domestic selling most of the 0...

Memory corruption

An exploitable memory corruption vulnerability exists in the LvVariantUnflatten functionality in 64-bit versions of LabVIEW before 2015 SP1 f7 Patch and 2016 before f2 Patch. A specially crafted VI file can cause a user controlled value to be used as a loop terminator resulting in internal heap...

Linux/x86-64 - execve("/bin/sh") Shellcode (21 Bytes)

Linux/x86-64 - execve"/bin/sh" Shellcode 21 Bytes. Shellcode exploit for Linx86-64 platform ;================================================================================ ; The MIT License ; ; Copyright c ; ; Permission is hereby granted, free of charge, to any person obtaining a copy ; of thi...

Format string vulnerability in the use of small a-vulnerability warning-the black bar safety net

1, Preface Format string vulnerability has now been more and more rare, but in CTF the game will still often encountered. By learning this type of exploit, you can promote us by analogy with other vulnerability types, so as to further deepen the understanding of software vulnerability the basic...

Debian DLA-866-1 : libxslt security update

libxslt is vulnerable to an integer overflow in the xsltAddTextString function that can be exploited to trigger an out of bounds write on 64-bit systems. For Debian 7 'Wheezy', this problem has been fixed in version 1.1.26-14.1+deb7u3. We recommend that you upgrade your libxslt packages. NOTE:...

Cerberus FTP Server 8.0.10.3 - MLST Buffer Overflow Vulnerability

Exploit for windows platform in category dos / poc + Title: Cerberus FTP Server 8.0.10.3 – 'MLST' Remote Buffer Overflow + Credits / Discovery: Nassim Asrir + Author Contact: email protected || https://www.linkedin.com/in/nassim-asrir-b73a57122/ + Author Company: Henceforth + CVE: CVE-2017-6880...

shopify-scripts: SIGSEGV - mrb_obj_value

Linux Ubuntu Xenial 64 commit f8b31a0db671b71d2794ce866b87596a09c10bf0 Author: Yukihiro "Matz" Matsumoto Date: Wed Mar 15 09:00:03 2017 +0900 output RAX: 0x0 RBX: 0x6c4e80 -- 0x1 RCX: 0x6c4e50 -- 0x6b4320 -- 0x112 RDX: 0xf222f69400000003 RSI: 0x6b4320 -- 0x112 RDI: 0x0 RBP: 0x7fffffffdb10 --...