71008 : NetBSD kern.proc sysctl Tree Handler Local DoS
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
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Timeline

Disclosure Date
2011-03-07

Description

NetBSD contains a flaw that may allow a local denial of service. The issue is triggered when the kern.proc sysctl tree handler fails to properly sanitize user-supplied input and allocates kernel memory per a user controlled value related to the number of command arguments, which may be exploited to cause a denial of service or to trigger allocation assertions.

Classification

Location: Local Access Required
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Patch / RCS
Exploit: Exploit Unknown
Disclosure: Vendor Verified

Solution

Currently, there are no known workarounds or upgrades to correct this issue. However, NetBSD has released a patch to address this vulnerability.

Products

NetBSD Foundation, Inc.	NetBSD	5.0
		4.0
		5.0.1

References

Secunia Advisory ID: 43637
Vendor Specific Advisory URL: http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2011-003.txt.asc
Vendor URL: http://www.netbsd.org/

Credit

Not Available

CVSSv2 Score

NVD does not currently have a CVSSv2 score assigned.

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