kernel: net: acceptation of overlapping ipv6 fragments

The ip6fragqueue function in net/ipv6/reassembly.c in the Linux kernel before 2.6.36 allows remote attackers to bypass intended network restrictions via overlapping IPv6 fragments...

CVE-2012-4445

Heap-based buffer overflow in the eapservertlsprocessfragment function in eapservertlscommon.c in the EAP authentication server in hostapd 0.6 through 1.0 allows remote attackers to cause a denial of service crash or abort via a small "TLS Message Length" value in an EAP-TLS message with the "Mor...

Scientific Linux Security Update : kernel on SL6.x i386/x86_64

The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issues : - IPv6 fragment identification value generation could allow a remote attacker to disrupt a target system's networking, preventing legitimate users from accessing...

Design/Logic Flaw

The udp6ufofragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload UFO configuration is enabled, allows remote attackers to cause a denial of service system crash by sending fragmented IPv6 UDP packets to a bridge device...

CVE-2011-4007

Cisco IOS 15.0 and 15.1 and IOS XE 3.x do not properly handle the "set mpls experimental imposition" command, which allows remote attackers to cause a denial of service device crash via network traffic that triggers 1 fragmentation or 2 reassembly, aka Bug ID CSCtr56576...

CVE-2011-4007

Cisco IOS 15.0 and 15.1 and IOS XE 3.x do not properly handle the "set mpls experimental imposition" command, which allows remote attackers to cause a denial of service device crash via network traffic that triggers 1 fragmentation or 2 reassembly, aka Bug ID CSCtr56576...

Important: Red Hat Security Advisory: kernel-rt security and bug fix update

Updated kernel-rt packages that fix several security issues and two bugs are now available for Red Hat Enterprise MRG 2.0. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severi...

kernel: wrong headroom check in udp6_ufo_fragment()

The udp6ufofragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload UFO configuration is enabled, allows remote attackers to cause a denial of service system crash by sending fragmented IPv6 UDP packets to a bridge device...

Sourcefire Snort Packet Fragmentation Reassembly Denial of Service (CVE-2007-1398)

A denial of service vulnerability has been reported in Sourcefire Snort. The vulnerability is due to an error in Snort Intrusion Detection System when it reassembles fragmented packets. A remote attacker may exploit this vulnerability by sending malicious packets over UDP to an affected service...

CVE-2011-4326

The udp6ufofragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload UFO configuration is enabled, allows remote attackers to cause a denial of service system crash by sending fragmented IPv6 UDP packets to a bridge device...

UBUNTU-CVE-2011-4326

The udp6ufofragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload UFO configuration is enabled, allows remote attackers to cause a denial of service system crash by sending fragmented IPv6 UDP packets to a bridge device...

kernel: wrong headroom check in udp6_ufo_fragment()

The udp6ufofragment function in net/ipv6/udp.c in the Linux kernel before 2.6.39, when a certain UDP Fragmentation Offload UFO configuration is enabled, allows remote attackers to cause a denial of service system crash by sending fragmented IPv6 UDP packets to a bridge device...

PT-2011-1067 · Suse +2 · Ext4Dev-Kmp-Trace +3

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 2.6.39 ext4dev-kmp-trace affected versions not specified Description: The issue allows remote attackers to cause a denial of service, potentially leading to a system crash. This can be achieved by sending...

Bypassing Cisco's ICMPv6 Router Advertisement Guard feature

To bypass the Router Advertisement Guarding feature in the very few Cisco switches and images that support it: Attack: ======= Make the evil Router Advertisement fragmented and put the ICMPv6 into the second fragment, eg. by putting a very large Destination extension header before the ICMPv6 part...

Researchers Propose New Steganography System for Hiding Data

A group of researchers has developed a new application that can hide sensitive data on a hard drive without encrypting it or leaving any obvious signs that the data is present. The new steganography system relies on the old principle of hiding valuables in plain sight. Developed by a group of...

PT-2011-1080 · Suse +1 · Suse Linux Enterprise +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 2.6.39.1 Description: The issue is related to the ldm frag add function in fs/partitions/ldm.c, which does not properly handle memory allocation for non-initial fragments. This might allow local users to conduct...

SuSE 10 Security Update : Novell ipsec tools (ZYPP Patch Number 6306)

This update of ipsec-tools fixes a crash of racoon in ISAKMP's de-fragmentation code due to a NULL pointer dereference. CVE-2009-1574 Additionally multiple memory leaks were fixed that allowed to execute a remote denial of service attack. CVE-2009-1632 %NASLMINLEVEL 70300 C Tenable Network...

MS-RPC over CIFS Fragmentation (CVE-2010-0102)

DCE/RPC stands for Distributed Computing Environment / Remote Procedure Calls. It is a Remote Procedure Call system that allows software to work across multiple computers, as if it were all working on the same computer. This system allows programmers to write distributed software without having t...

Wireshark - LWRES Dissector getaddrsbyname_request Buffer Overflow (Loop) (Metasploit)

$Id: wiresharklwresgetaddrbynameloop.rb 11126 2010-11-24 19:25:18Z jduck $ This file is part of the Metasploit Framework and may be subject to redistribution and commercial restrictions. Please see the Metasploit Framework web site for more information on licensing and terms of use...

path-mtu NSE Script

Performs simple Path MTU Discovery to target hosts. TCP or UDP packets are sent to the host with the DF don't fragment bit set and with varying amounts of data. If an ICMP Fragmentation Needed is received, or no reply is received after retransmissions, the amount of data is lowered and another...