Gentoo: GLSA 201101-05 Normal: OpenAFS Buffer Overflow Threat
gentoo
January 16, 2011
The cache manager of OpenAFS contains several bugs resulting in remote execution of arbitrary code.
Summary
Two vulnerabilites were discovered:
* Simon Wilkinson discovered from a bug report by Toby Blake that the
cache manager of OpenAFS contains a heap-based buffer overflow which
is related to the use of the ERR_PTR macro (CVE-2009-1250).
* A pointer dereference bug when using XDR arrays was discovered by
Simon Wilkinson, with assistance from Derrick Brashear and Jeffrey
Altman. (CVE-2009-1251).
Topics Covered
Resolution
All OpenAFS users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-fs/openafs-1.4.9"
References
[ 1 ] CVE-2009-1250 https://www.cve.org/CVERecord?id=CVE-2009-1250 [ 2 ] CVE-2009-1251 https://www.cve.org/CVERecord?id=CVE-2009-1251
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201101-05
style>.gentoo_availability{display:block;}
Concerns
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
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Severity: Normal
Title: OpenAFS: Arbitrary code execution
Date: January 16, 2011
Bugs: #265538
ID: 201101-05
Topics Covered
Background
OpenAFS is a distributed file system.
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Affected Packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-fs/openafs < 1.4.9 >= 1.4.9
Impact
=====
The vulnerabilites might allow remote unauthenticated attackers to
cause a Denial of Service (system crash) and possibly execute arbitrary
code.
Workaround
There is no known workaround at this time.
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