Improper input validation in Linux kernel - CVE-2005-0449
Published: May 2, 2005 / Updated: October 3, 2018
Vulnerability identifier: #VU95769
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2005-0449
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The netfilter/iptables module in Linux before 2.6.8.1 allows remote attackers to cause a denial of service (kernel crash) or bypass firewall rules via crafted packets, which are not properly handled by the skb_checksum_help function.
How to mitigate CVE-2005-0449
Install update from vendor's repository.
Sources
- ftp://patches.sgi.com/support/free/security/advisories/20060402-01-U
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000945
- http://oss.sgi.com/archives/netdev/2005-01/msg01036.html
- http://secunia.com/advisories/19369
- http://secunia.com/advisories/19374
- http://secunia.com/advisories/19607
- http://www.debian.org/security/2006/dsa-1017
- http://www.debian.org/security/2006/dsa-1018
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:218
- http://www.novell.com/linux/security/advisories/2005_18_kernel.html
- http://www.redhat.com/support/errata/RHSA-2005-283.html
- http://www.redhat.com/support/errata/RHSA-2005-284.html
- http://www.redhat.com/support/errata/RHSA-2005-293.html
- http://www.redhat.com/support/errata/RHSA-2005-366.html
- http://www.securityfocus.com/bid/12598
- https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=152532
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10753
- https://usn.ubuntu.com/82-1/