Important: Red Hat Security Advisory: kernel security update

Updated kernel packages that fix several security issues in the Red Hat Enterprise Linux 3 kernel are now available. This security advisory has been rated as having important security impact by the Red Hat Security Response Team. The Linux kernel handles the basic functions of the operating syste...

Debian DSA-1150-1 : shadow - programming error

A bug has been discovered in several packages that execute the setuid system call without checking for success when trying to drop privileges, which may fail with some PAM configurations. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin...

RHEL 4 : kernel (RHSA-2006:0689)

Updated kernel packages that fix several security issues in the Red Hat Enterprise Linux 4 kernel are now available. This security advisory has been rated as having important security impact by the Red Hat Security Response Team. The Linux kernel handles the basic functions of the operating syste...

CentOS 4 : kernel (CESA-2006:0689)

Updated kernel packages that fix several security issues in the Red Hat Enterprise Linux 4 kernel are now available. This security advisory has been rated as having important security impact by the Red Hat Security Response Team. The Linux kernel handles the basic functions of the operating syste...

PT-2006-4603 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions 2.4.x through 2.6.17 Description: The issue is related to the perfmonctl system call in the Linux kernel, which does not properly track the reference count for file descriptors when running on Itanium systems. This allow...

sysinforaptor.txt

/ $Id: raptorsysinfo.c,v 1.2 2006/08/22 13:47:54 raptor Exp $ raptorsysinfo.c - Solaris sysinfo2 kernel memory leak Copyright c 2006 Marco Ivaldi systeminfo.c for Sun Solaris allows local users to read kernel memory via a 0 variable count argument to the sysinfo system call, which causes a -1...

CVE-2006-3824

systeminfo.c for Sun Solaris allows local users to read kernel memory via a 0 variable count argument to the sysinfo system call, which causes a -1 argument to be used by the copyout function. NOTE: this issue has been referred to as an integer overflow, but it is probably more like a signedness...

CVE-2006-3824

systeminfo.c for Sun Solaris allows local users to read kernel memory via a 0 variable count argument to the sysinfo system call, which causes a -1 argument to be used by the copyout function. NOTE: this issue has been referred to as an integer overflow, but it is probably more like a signedness...

kernel security update

CentOS Errata and Security Advisory CESA-2006:0579-01 Updated kernel packages that fix a number of security issues as well as other bugs are now available for Red Hat Enterprise Linux 2.1 32 bit architectures This security advisory has been rated as having important security impact by the Red Hat...

To bypass the buffer overflow protection system-vulnerability warning-the black bar safety net

1-Introduction Recently a period of time,some of the commercial security agencies begin to propose some solutions to solve the buffer overflow problem. This article analyzes these protection schemes,and introduce some techniques to bypass the buffer overflow protection system. Now quite a few...

Moderate: Red Hat Security Advisory: kernel security update

Updated kernel packages that fix a number of security issues as well as other bugs are now available for Red Hat Enterprise Linux 2.1 64 bit architectures This security advisory has been rated as having moderate security impact by the Red Hat Security Response Team. The Linux kernel handles the...

USN-311-1: Linux kernel vulnerabilities

A race condition was discovered in the doaddcounters functions. Processes which do not run with full root privileges, but have the CAPNETADMIN capability can exploit this to crash the machine or read a random piece of kernel memory. In Ubuntu there are no packages that are affected by this, so th...

CentOS 3 : kernel (CESA-2005:293)

Updated kernel packages that fix several security issues in the Red Hat Enterprise Linux 3 kernel are now available. This security advisory has been rated as having important security impact by the Red Hat Security Response Team. The Linux kernel handles the basic functions of the operating syste...

kernel hacking simple to get started-vulnerability warning-the black bar safety net

User space and kernel space --------------------------- linux is a protected mode ofoperating system. It has been working on the i386 cpu protected mode. Memory is divided into two elements: a kernel area and a user area. （Translator's note: I think it is so called relatively smooth） The kernel...

SA-03.txt

I'm proud to introduce an example of return into libc exploit which works though grsecurity patch protection. Please read source carefully and change some lines cause default version probably wont work on your machine. - This is example, remember it. ; / Grsecurity bypass tryout - system"/bin/sh"...

Code injection

NetBSD 1.6, 2.0, 2.1 and 3.0 allows local users to cause a denial of service memory exhaustion by using the sysctl system call to lock a large buffer into physical memory...

CVE-2006-1814

NetBSD 1.6, 2.0, 2.1 and 3.0 allows local users to cause a denial of service memory exhaustion by using the sysctl system call to lock a large buffer into physical memory...

phpMyChat <= 0.14.5 (SYS enter) Remote Code Execution Exploit

No description provided by source. !/usr/bin/php -q -d shortopentag=on ? echo "PHPMyChat = 0.14.5 "SYS enter" remote cmmnds xctn 0day\r\n"; echo "by rgod [email protected]\r\n"; echo "site: http://retrogod.altervista.org\r\n\r\n"; echo "dork: intext:"2000-2001 The phpHeaven Team"...

linux/x86 setuid(0) setgid(0) execve(/bin/sh [/bin/sh NULL]) 37 bytes

No description provided by source. / Linux/x86 setuid0 + setgid0 + execve"/bin/sh", "/bin/sh", NULL - 37 bytes - [email protected] / char shellcode = "\x6a\x17" // push $0x17 "\x58" // pop %eax "\x31\xdb" // xor %ebx, %ebx "\xcd\x80" // int $0x80 "\x6a\x2e" // push $0x2e "\x58" // pop %eax "\x53" ...

linux/x86 setreuid(0,0) execve("/bin/sh", ["/bin/sh", NULL]) 33 bytes

Exploit for linux/x86 platform in category shellcode ===================================================================== linux/x86 setreuid0,0 execve"/bin/sh", "/bin/sh", NULL 33 bytes ===================================================================== / Linux/x86 setreuid0,0 + execve"/bin/sh...