NetBSD Message Buffer Negative Offset Arbitrary Kernel Memory Access

2005-10-31T00:00:00
ID OSVDB:20729
Type osvdb
Reporter OSVDB
Modified 2005-10-31T00:00:00

Description

Vulnerability Description

NetBSD contains a flaw that may lead to an unauthorized information disclosure. The issue is triggered when negative offsets are permitted while reading the message buffer, which will disclose arbitrary kernel memory segments resulting in a loss of confidentiality.

Solution Description

Upgrade to version 2.0.3 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Short Description

NetBSD contains a flaw that may lead to an unauthorized information disclosure. The issue is triggered when negative offsets are permitted while reading the message buffer, which will disclose arbitrary kernel memory segments resulting in a loss of confidentiality.

References:

Vendor URL: http://www.netbsd.org/ Vendor Specific Advisory URL Security Tracker: 1015132 Related OSVDB ID: 20725 Related OSVDB ID: 20728 Related OSVDB ID: 20731 Related OSVDB ID: 20726 Related OSVDB ID: 20727 Related OSVDB ID: 20730 Other Advisory URL: http://www.uniras.gov.uk/niscc/docs/br-20051101-00969.html?lang=en CVE-2005-4783