CVE-2021-43814

Rizin is a UNIX-like reverse engineering framework and command-line toolset. In versions up to and including 0.3.1 there is a heap-based out of bounds write in parsedie when reversing an AMD64 ELF binary with DWARF debug info. When a malicious AMD64 ELF binary is opened by a victim user, Rizin ma...

CVE-2021-43814

CVE-2021-43814 affects Rizin up to version 0.3.1, with a heap-based out-of-bounds write in parse_die() when reversing AMD64 ELF binaries with DWARF info. This can allow a malicious binary to cause a crash or arbitrary actions and potentially code execution. Upstream remediation is available in 0....

CVE-2021-43814: Out-of-bounds Write

Rizin is a UNIX-like reverse engineering framework and command-line toolset. In versions up to and including 0.3.1 there is a heap-based out of bounds write in parsedie when reversing an AMD64 ELF binary with DWARF debug info. When a malicious AMD64 ELF binary is opened by a victim user, Rizin ma...

PT-2021-6794

Name of the Vulnerable Software and Affected Versions Rizin versions up to and including 0.3.1 Description The issue is related to a heap-based out of bounds write in the parse die function when reversing an AMD64 ELF binary with DWARF debug info. This can cause Rizin to crash or execute unintend...

kernel security, bug fix, and enhancement update

4.18.0-305.25.14.OL8 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32 and...

New Linux kernel memory corruption bug causes full system compromise

By Waqas Researchers dubbed it a "straightforward Linux kernel locking bug" that they exploited against Debian Buster's 4.19.0.13-amd64 kernel. This is a post from HackRead.com Read the original post: New Linux kernel memory corruption bug causes full system compromise...

[SECURITY] [DLA 2743-2] amd64-microcode update

----------------------------------------------------------------------- Debian LTS Advisory DLA-2743-2 [email protected] https://www.debian.org/lts/security/ Utkarsh Gupta October 18, 2021 https://wiki.debian.org/LTS -...

Debian DLA-2743-1 : amd64-microcode - LTS security update

The remote Debian 9 host has a package installed that is affected by a vulnerability as referenced in the dla-2743 advisory. It was discovered that systems with microprocessors utilizing speculative execution and indirect branch prediction may allow unauthorized disclosure of information to an...

DLA-2743-2 amd64-microcode - regression update

Bulletin has no description...

DLA-2743-1 amd64-microcode - security update

Bulletin has no description...

Debian: Security Advisory (DLA-2743)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2021 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...

Design/Logic Flaw

x86: Speculative vulnerabilities with bare non-shim 32-bit PV guests 32-bit x86 PV guest kernels run in ring 1. At the time when Xen was developed, this area of the i386 architecture was rarely used, which is why Xen was able to use it to implement paravirtualisation, Xen's novel approach to...

CVE-2021-28689

Removed by vendor...

SUSE: Security Advisory (SUSE-SU-2016:2100-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 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...

FreeBSD-SA-21:11.smap

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-21:11.smap Security Advisory The FreeBSD Project Topic: SMAP bypass Category: core Module: amd64 Announced: 2021-05-26 Credits: I lost my dog if you see him...

Building Faster AMD64 Memset Routines

Over the past several years, Microsoft has rolled out several changes that result in more memory being zeroed. These mitigations include: The InitAll mitigation which zeros most stack variables Switching most Microsoft kernel code over to the ExAllocatePool2/ExAllocatePool3 API’s which zero memor...

Building Faster AMD64 Memset Routines

Over the past several years, Microsoft has rolled out several changes that result in more memory being zeroed. These mitigations include: The InitAll mitigation which zeros most stack variables Switching most Microsoft kernel code over to the ExAllocatePool2/ExAllocatePool3 API’s which zero memor...

Building Faster AMD64 Memset Routines

Over the past several years, Microsoft has rolled out several changes that result in more memory being zeroed. These mitigations include: The InitAll mitigation which zeros most stack variables Switching most Microsoft kernel code over to the ExAllocatePool2/ExAllocatePool3 API’s which zero memor...

Social Networking Site - Authentication Bypass (SQli)

Exploit Title: Social Networking Site - Authentication Bypass SQli Date: 2020-11-17 Exploit Author: gh1mau Email: [email protected] Team Members: Capt'N, muzzo, chaos689 | https://h0fclanmalaysia.wordpress.com/ Vendor Homepage:...

VyOS restricted-shell Escape / Privilege Escalation Exploit

This Metasploit module exploits command injection vulnerabilities and an insecure default sudo configuration on VyOS versions 1.0.0 through 1.1.8 to execute arbitrary system commands as root. VyOS features a restricted-shell system shell intended for use by low privilege users with operator...