100 matches found
USN-4258-1: Linux kernel vulnerabilities
It was discovered that the Atheros 802.11ac wireless USB device driver in the Linux kernel did not properly validate device metadata. A physically proximate attacker could use this to cause a denial of service system crash. CVE-2019-15099 It was discovered that a race condition existed in the...
The vulnerability of the vcs_write function in the Linux kernel’s drivers/tty/vt/vc_screen.c file, which allows a hacker to increase their privileges.
The vulnerability of the vcswrite function in the Linux kernel’s drivers/tty/vt/vcscreen.c file is related to the execution of operations beyond the buffer boundaries in memory. Exploiting this vulnerability can allow an attacker to gain increased privileges...
Linux kernel vcsu device write access vulnerability
The Linux kernel is a computer operating system kernel written in C and assembly language, compliant with the POSIX standard, and distributed under the GNU General Public License. A write access vulnerability exists in the Linux kernel vcsu device. The vulnerability stems from the fact that...
How to Restore NetScaler SDX to Factory Default Settings
This article describes how to restore NetScaler SDX to factory default settings. Important Points to Note 1. The procedure mentioned in this article is for troubleshooting or a last resort step only. The recommend procedure to restoreNetScaler SDX to factory default settings is using SVM GUI . 2...
Kernel: tty: driver reference leakage in tty_open
A NULL pointer dereference flaw was found in the way the Linux kernel's virtual console implementation handled reference counting when accessing pseudo-terminal device files /dev/pts/. A local, unprivileged attacker could use this flaw to crash the system...
Linux Kernel <= 2.6.28.3 - set_selection() UTF-8 Off By One Local Exploit
No description provided by source. / CVE-2009-1046 Virtual Console UTF-8 setselection off-by-onetwo Memory Corruption Linux Kernel = 2.6.28.3 coded by: sgrakkyu at antifork.org http://kernelbof.blogspot.com/2009/07/even-when-one-byte-matters.html Dedicated to all people talking nonsense about non...
CVE-2012-3515: Improper Input Validation
Qemu, as used in Xen 4.0, 4.1 and possibly other products, when emulating certain devices with a virtual console backend, allows local OS guest users to gain privileges via a crafted escape VT100 sequence that triggers the overwrite of a "device model's address space."...
qemu: VT100 emulation vulnerability
Qemu, as used in Xen 4.0, 4.1 and possibly other products, when emulating certain devices with a virtual console backend, allows local OS guest users to gain privileges via a crafted escape VT100 sequence that triggers the overwrite of a "device model's address space."...
Debian DSA-2542-1 : qemu-kvm - multiple vulnerabilities
Multiple vulnerabilities have been discovered in KVM, a full virtualization solution on x86 hardware. The Common Vulnerabilities and Exposures project identifies the following problems : - CVE-2012-2652 : The snapshot mode of QEMU -snapshot incorrectly handles temporary files used to store the...
RedHat Update for xen RHSA-2012:1236-01
Check for the Version of xen OpenVAS Vulnerability Test RedHat Update for xen RHSA-2012:1236-01 Authors: System Generated Check Copyright: Copyright c 2012 Greenbone Networks GmbH, http://www.greenbone.net This program is free software; you can redistribute it and/or modify it under the terms of...
CVE-2012-3515
Qemu, as used in Xen 4.0, 4.1 and possibly other products, when emulating certain devices with a virtual console backend, allows local OS guest users to gain privileges via a crafted escape VT100 sequence that triggers the overwrite of a "device model's address space."...
qemu: VT100 emulation vulnerability
Qemu, as used in Xen 4.0, 4.1 and possibly other products, when emulating certain devices with a virtual console backend, allows local OS guest users to gain privileges via a crafted escape VT100 sequence that triggers the overwrite of a "device model's address space."...
Qemu VT100 emulation vulnerability
ISSUE DESCRIPTION The device model used by fully virtualised HVM domains, qemu, does not properly handle escape VT100 sequences when emulating certain devices with a virtual console backend. IMPACT An attacker who has sufficient privilege to access a vulnerable device within a guest can overwrite...
CVE-2010-2653
Race condition in the hvcclose function in drivers/char/hvcconsole.c in the Linux kernel before 2.6.34 allows local users to cause a denial of service or possibly have unspecified other impact by closing a Hypervisor Virtual Console device, related to the hvcopen and hvcremove functions...
Linux Kernel <= 2.6.28.3 set_selection() UTF-8 Off By One Local Exploit
No description provided by source. / CVE-2009-1046 Virtual Console UTF-8 setselection off-by-onetwo Memory Corruption Linux Kernel = 2.6.28.3 coded by: sgrakkyu at antifork.org http://kernelbof.blogspot.com/2009/07/even-when-one-byte-matters.html Dedicated to all people talking nonsense about non...
Linux Kernel <= 2.6.28.3 set_selection() UTF-8 Off By One Local Exploit
Exploit for linux platform in category local exploits ======================================================================= Linux Kernel include include include include include include sys/sock...
MirOS BSD Korn Shell本地权限提升漏洞
BUGTRAQ ID: 28768 MirOS BSD是运行在32位i386和sparc平台上的BSD家族操作系统。 MirBSD的Korn Shell（mksh）在通过-T命令行开关附加到TTY时存在错误，本地攻击者可以利用之前写入到所附加虚拟控制台的字符以运行mksh用户的权限执行任意命令。 MirOS Project MirBSD Korn Shell R33d MirOS Project ------------- 目前厂商已经发布了升级补丁以修复这个安全问题，请到厂商的主页下载： http://www.mirbsd.org...
CVE-1999-1276
fte-console in the fte package before 0.46b-4.1 does not drop root privileges, which allows local users to gain root access via the virtual console device...
CVE-1999-1276
The CVE-1999-1276 entry describes a local privilege escalation in fte-console: before 0.46b-4.1 it does not drop root privileges, allowing local users to gain root via the virtual console device. Affected: fte-package fte-console. Impact per CVSS: complete impact to confidentiality, integrity, an...
[SECURITY] New version of fte fixes access problems
We have found that the fte package as supplied in our slink frozen and potato unstable archives does not drop its root priviliges after initializing the virtual console device. This allows all users to read and write files with root priviliges, and execute all programs as root. A new package...