CVE-2002-1826

grsecurity 1.9.4 for Linux kernel 2.4.18 allows local users to bypass read-only permissions by using mmap to directly map /dev/mem or /dev/kmem to kernel memory...

CVE-2002-1826: Undefined Security Weakness

grsecurity 1.9.4 for Linux kernel 2.4.18 allows local users to bypass read-only permissions by using mmap to directly map /dev/mem or /dev/kmem to kernel memory...

PaX Double-Mirrored VMA munmap Local Root Exploit

No description provided by source. / PaX double-mirrored VMA munmap local root exploit Copyright C 2005 Christophe Devine This exploit has only been tested on Debian 3.0 running Linux 2.4.29 patched with grsecurity-2.1.1-2.4.29-200501231159 $ gcc paxomatic.c $ ./chpax -m a.out $ ./a.out ... usage...

PaX - Double-Mirrored VMA munmap Privilege Escalation

PaX - Double-Mirrored VMA munmap Privilege Escalation / PaX double-mirrored VMA munmap local root exploit Copyright C 2005 Christophe Devine This exploit has only been tested on Debian 3.0 running Linux 2.4.29 patched with grsecurity-2.1.1-2.4.29-200501231159 $ gcc paxomatic.c $ ./chpax -m a.out ...

PaX Double-Mirrored VMA munmap Local Root Exploit

Exploit for linux platform in category local exploits ================================================= PaX Double-Mirrored VMA munmap Local Root Exploit ================================================= / PaX double-mirrored VMA munmap local root exploit Copyright C 2005 Christophe Devine This...

grsecurity 2.1.0 release / 5 Linux kernel advisories

grsecurity 2.1.0 release / Linux Kernel advisories -------------------------------------------------------------------- Table Of Contents: 1 grsecurity 2.1.0 announcement and changelog 2 Linux Kernel advisory introduction 3 2.4/2.6 random poolsize sysctl handler integer overflow 4 2.6 scsi ioctl...

OpenSSH/PAM <= 3.6.1p1 Remote Users Ident (gossh.sh)

No description provided by source. !/bin/sh OpenSSH = 3.6.p1 - User Identification. Nicolas Couture - [email protected] Description: -Tells you wether or not a user exist on a distant server running OpenSSH. Usage: -You NEED to have the host's public key before executing this script...

OpenSSH/PAM 3.6.1p1 - 'gossh.sh' Remote Users Ident

!/bin/sh OpenSSH " exit 1 Verify the arguments. $ != 2 && usage Variables. USER="$1" HOST="$2" =-=-=-=-=-=-=-=-=-=-=-=-= Expect script functions =-=-=-=-=-=-=-=-=-=-=-=-= Expect script for password. expasswd cat expasswd spawn $SSHCMD expect password: send '\r' interact EOF Expect script for erro...

CVE-2002-1826

grsecurity 1.9.4 for Linux kernel 2.4.18 allows local users to bypass read-only permissions by using mmap to directly map /dev/mem or /dev/kmem to kernel memory...

Grsecurity problem - modifying "read-only kernel"

Affected: Grsecurityand maybe other linux hardening patchs. Description: Grsecurity and maybe other linux hardening patchs integrates a variant of the patch published in phrack p58-0x07 article supposed to forbid writing to /dev/mem and /dev/kmem by disabling function dowritemem. This is done by...

Protection bypass for linux grsecurity

It's possible to modify kernel memory by using memory mapping...

Grsecurity Kernel Patch 1.9.4 (Linux Kernel) - Memory Protection

source: https://www.securityfocus.com/bid/4762/info An attacker with root access may be able to write to kernel memory in spite of the security patch provided by grsecurity. The patch operates by redirecting the write system call, when it is being used to write to a memory device. Unfortunately,...

Grsecurity Kernel Patch 1.9.4 (Linux Kernel) - Memory Protection

Grsecurity Kernel Patch 1.9.4 Linux Kernel - Memory Protection source: https://www.securityfocus.com/bid/4762/info An attacker with root access may be able to write to kernel memory in spite of the security patch provided by grsecurity. The patch operates by redirecting the write system call, whe...