National Cyber Awareness System

Vulnerability Summary for CVE-2008-1940

Overview

The RBAC functionality in grsecurity before 2.1.11-2.6.24.5 and 2.1.11-2.4.36.2 does not enforce user_transition_deny and user_transition_allow rules for the (1) sys_setfsuid and (2) sys_setfsgid calls, which allows local users to bypass restrictions for those calls.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: BID

Name: 28889

Type: Patch Information

Hyperlink:http://www.securityfocus.com/bid/28889

External Source: SECUNIA

Name: 29899

Type: Advisory; Patch Information

Hyperlink:http://secunia.com/advisories/29899

External Source: VUPEN

Name: ADV-2008-1323

Hyperlink:http://www.vupen.com/english/advisories/2008/1323/references

External Source: CONFIRM

Name: http://www.grsecurity.org/news.php#grsec21113

Hyperlink:http://www.grsecurity.org/news.php#grsec21113

External Source: XF

Name: grsecurity-rbac-security-bypass(41952)

Hyperlink:http://xforce.iss.net/xforce/xfdb/41952

External Source: SECTRACK

Name: 1019919

Hyperlink:http://www.securitytracker.com/id?1019919