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Pardus: 2011-98: nfs-utils: Corruption of the
Posted by Benjamin D. Thomas
A vulnerability has been fixed in ntf-utils.
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Pardus Linux Security Advisory 2011-98 security@pardus.org.tr
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Date: 2011-07-14
Type: Local
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Summary
======
A vulnerability has been fixed in ntf-utils.
Description
==========
CVE-2011-1749:
It was found that mount.nfs suffers from the same flaw as other mount
helpers (see CVE-2011-1089). Instead of using addmntent(), nfs-utils
implements its own similar function (nfs_addmntent()) which also fails
to anticipate whether resource limits would interfere with correctly
writing to /etc/mtab. A local user could use this to trigger corruption
of the /etc/mtab file via a process with a small RLIMIT_FSIZE value.
Affected packages:
Pardus 2009:
nfs-utils, all before 1.1.6-19-5
Pardus 2011:
nfs-utils, all before 1.2.3-24-p11
Resolution
=========
There are update(s) for nfs-utils. You can update them via Package
Manager or with a single command from console:
Pardus 2009:
pisi up nfs-utils
Pardus 2011:
pisi up nfs-utils
References
=========
* http://bugs.pardus.org.tr/show_bug.cgi?id967
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