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Secunia Security Advisory 17504

Secunia Security Advisory 17504
Posted Nov 9, 2005
Authored by Secunia | Site secunia.com

Secunia Security Advisory - A vulnerability has been reported in the Linux kernel, which potentially can be exploited by malicious, local users to cause a DoS (Denial of Service). The vulnerability is caused due to an error in sysctl.c when handling the un-registration of interfaces in /proc/sys/net/ipv4/conf/. This can potentially be exploited by malicious users to cause a DoS.

tags | advisory, denial of service, kernel, local
systems | linux
SHA-256 | 5c33866901639023480de21cd090f5d36caec2f733e18e51dbba9951333b41d3

Secunia Security Advisory 17504

Change Mirror Download


TITLE:
Linux Kernel sysctl Interface Unregistration Denial of Service

SECUNIA ADVISORY ID:
SA17504

VERIFY ADVISORY:
http://secunia.com/advisories/17504/

CRITICAL:
Not critical

IMPACT:
DoS

WHERE:
Local system

OPERATING SYSTEM:
Linux Kernel 2.6.x
http://secunia.com/product/2719/

DESCRIPTION:
A vulnerability has been reported in the Linux kernel, which
potentially can be exploited by malicious, local users to cause a DoS
(Denial of Service).

The vulnerability is caused due to an error in "sysctl.c" when
handling the un-registration of interfaces in
"/proc/sys/net/ipv4/conf/". This can potentially be exploited by
malicious users to cause a DoS.

SOLUTION:
Update to version 2.6.14.1.

PROVIDED AND/OR DISCOVERED BY:
Reported by vendor.

ORIGINAL ADVISORY:
Kernel.org:
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.14.1
http://www.kernel.org/git/?p=linux/kernel/git/gregkh/linux-2.6.14.y.git;a=commit;h=e4e0411221c7d4f2bd82fa5e21745f927a1bff28

----------------------------------------------------------------------

About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------

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