Gentoo: GLSA-201701-73 Normal: SQUASHFS Multiple Execution Issues
gentoo
January 29, 2017
Multiple vulnerabilities have been discovered in SQUASHFS, the worst of which may allow execution of arbitrary code
Summary
Multiple vulnerabilities have been discovered in SQUASHFS. Please review the CVE identifiers referenced below for details.
Topics Covered
Resolution
All SQUASHFS users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-fs/squashfs-tools-4.3-r1"
References
[ 1 ] CVE-2015-4645 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4645 [ 2 ] CVE-2015-4646 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4646
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201701-73
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: SQUASHFS: Multiple vulnerabilities
Date: January 29, 2017
Bugs: #552484
ID: 201701-73
Topics Covered
Background
Squashfs is a compressed read-only filesystem for Linux. Squashfs is
intended for general read-only filesystem use, for archival use (i.e.
in cases where a .tar.gz file may be used), and in constrained block
device/memory systems (e.g. embedded systems) where low overhead is
needed.
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Affected Packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 sys-fs/squashfs-tools < 4.3-r1 >= 4.3-r1
Impact
=====
Remote attackers, by enticing a user to process a specially crafted
SQUASHFS image, could execute arbitrary code with the privileges of the
process.
Workaround
There is no known workaround at this time.
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