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Date: Thu, 5 Feb 2015 15:00:15 +0100
From: Andrea Barisani <lcars@...rt.org>
To: oss-security@...ts.openwall.com, ocert-announce@...ts.ocert.org,
bugtraq@...urityfocus.com
Subject: [oCERT-2015-002] e2fsprogs input sanitization errors
#2015-002 e2fsprogs input sanitization errors
Description:
The e2fsprogs package is a set of open source utilities for ext2, ext3 and
ext4 filesytems.
The libext2fs library, part of e2fsprogs and utilized by its utilities, is
affected by a boundary check error on block group descriptor information,
leading to a heap based buffer overflow.
A specially crafted filesystem image can be used to trigger the vulnerability.
Affected version:
e2fsprogs < 1.42.12
Fixed version:
e2fsprogs >= 1.42.12
Credit: vulnerability report from Jose Duart of Google Security Team
<jduart AT google.com>.
CVE: CVE-2015-0247
Timeline:
2015-01-19: vulnerability report received
2015-01-29: contacted affected vendors, assigned CVEs
2015-02-05: advisory release
References:
http://git.kernel.org/cgit/fs/ext2/e2fsprogs.git/commit/?id=f66e6ce4
Permalink:
http://www.ocert.org/advisories/ocert-2015-002.html
--
Andrea Barisani | Founder & Project Coordinator
oCERT | OSS Computer Security Incident Response Team
<lcars@...rt.org> http://www.ocert.org
0x864C9B9E 0A76 074A 02CD E989 CE7F AC3F DA47 578E 864C 9B9E
"Pluralitas non est ponenda sine necessitate"
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