69527 : Linux Kernel net/unix/garbage.c wait_for_unix_gc Function SOCK_SEQPACKET Socket Multiple Call 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
2010-11-23

Description

Linux Kernel contains a flaw that may allow a local denial of service. The issue is triggered when the 'wait_for_unix_gc' function in 'net/unix/garbage.c' fails to properly select times for garbage collection of inflight sockets, allowing a local attacker to cause a denial of service via the 'socketpair' and 'sendmsg' system calls for SOCK_SEQPACKET sockets.

Classification

Location: Local Access Required
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Upgrade
Exploit: Exploit Public
Disclosure: Vendor Verified

Solution

Upgrade to version 2.6.37-rc3-next-20101125 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Linux Kernel Organization, Inc.

Kernel

2.6.35

References

Credit

Vegard Nossum

CVSSv2 Score

CVSSv2 Base Score = 4.9
Source: nvd.nist.gov | Generated: 2010-11-30 | Disagree?

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