[SA23408] Linux Kernel Bluetooth CAPI Messages Denial of Service

TITLE:
Linux Kernel Bluetooth CAPI Messages Denial of Service

SECUNIA ADVISORY ID:
SA23408

VERIFY ADVISORY:
http://secunia.com/advisories/23408/

CRITICAL:
Less critical

IMPACT:
DoS

WHERE:
>From remote

OPERATING SYSTEM:
Linux Kernel 2.4.x
http://secunia.com/product/763/

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

The vulnerability is caused due to a boundary error within the
handling of incoming CAPI messages in net/bluetooth/cmtp/capi.c. This
can be exploited to overwrite certain Kernel data structures.

SOLUTION:
Update to version 2.4.33.5.

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
http://kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.33.5

OTHER REFERENCES:
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=218602

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.