Gentoo: 202302-15 Update: Cpio Code Injection Vulnerability Addressed
gentoo
November 28, 2013
A heap-based buffer overflow in cpio might allow a remote rmt server to execute arbitrary code or cause a Denial of Service condition.
Summary
Cpio contains a heap-based buffer overflow in the rmt_read__ function in lib/rtapelib.c.
Resolution
All cpio users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-arch/cpio-2.11"
References
[ 1 ] CVE-2010-0624 http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-0624
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201311-21
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: cpio: Arbitrary code execution
Date: November 28, 2013
Bugs: #314663
ID: 201311-21
Background
GNU cpio copies files into or out of a cpio or tar archive.
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Affected Packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-arch/cpio < 2.11 >= 2.11
Impact
=====
A remote server could sending more data than was requested, related to
archive filenames that contain a : (colon) character, possibly
resulting in execution of arbitrary code or a Denial of Service
condition.
Workaround
There is no known workaround at this time.
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