Secunia Security Advisory - Robert Watson has reported some vulnerabilities in Systrace and Sysjail included in OpenBSD, which can be exploited by malicious, local users to bypass certain security restrictions.
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TITLE:
OpenBSD Systrace and Sysjail Multiple Race Condition Vulnerabilities
SECUNIA ADVISORY ID:
SA26479
VERIFY ADVISORY:
http://secunia.com/advisories/26479/
CRITICAL:
Less critical
IMPACT:
Security Bypass
WHERE:
Local system
OPERATING SYSTEM:
OpenBSD 4.0
http://secunia.com/product/12486/
OpenBSD 3.x
http://secunia.com/product/100/
DESCRIPTION:
Robert Watson has reported some vulnerabilities in Systrace and
Sysjail included in OpenBSD, which can be exploited by malicious,
local users to bypass certain security restrictions.
For more information:
SA26469
SOLUTION:
Do not rely on the security provided by Systrace or Sysjail.
PROVIDED AND/OR DISCOVERED BY:
Robert Watson
ORIGINAL ADVISORY:
http://www.watson.org/~robert/2007woot/2007usenixwoot-exploitingconcurrency.pdf
OTHER REFERENCES:
SA26469:
http://secunia.com/advisories/26469/
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