CVE-2016-6250: Integer Overflow
First published: Thu Jun 16 2016(Updated: )
Integer overflow in the ISO9660 writer in libarchive before 3.2.1 allows remote attackers to cause a denial of service (application crash) or execute arbitrary code via vectors related to verifying filename lengths when writing an ISO9660 archive, which trigger a buffer overflow.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/libarchive | <3.2.1 | 3.2.1 |
| Oracle Linux | =7 | |
| Oracle Libarchive | <=3.2.0 |
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Reference Links
- https://github.com/libarchive/libarchive/files/295073/libarchiveOverflow.txt
- https://github.com/libarchive/libarchive/issues/711
- https://github.com/libarchive/libarchive/commit/3014e198
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1352776
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1358366
- http://seclists.org/oss-sec/2016/q3/114
- https://rhn.redhat.com/errata/RHSA-2016-1844.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1347085
- http://rhn.redhat.com/errata/RHSA-2016-1844.html
- http://www.openwall.com/lists/oss-security/2016/07/20/1
- http://www.openwall.com/lists/oss-security/2016/07/21/3
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
- http://www.securityfocus.com/bid/92036
- http://www.securitytracker.com/id/1036431
- https://security.gentoo.org/glsa/201701-03
Frequently Asked Questions
What is the severity of CVE-2016-6250?
The severity of CVE-2016-6250 is considered high due to its potential to cause application crashes and arbitrary code execution.
How do I fix CVE-2016-6250?
To fix CVE-2016-6250, upgrade libarchive to version 3.2.1 or later.
Which versions of libarchive are affected by CVE-2016-6250?
Versions of libarchive prior to 3.2.1, including all versions up to and including 3.2.0, are affected by CVE-2016-6250.
What types of attacks can CVE-2016-6250 enable?
CVE-2016-6250 can enable remote attackers to crash the application or execute arbitrary code through malformed ISO9660 archives.
Is CVE-2016-6250 specific to any operating systems?
CVE-2016-6250 affects libarchive across different operating systems, notably including Oracle Linux 7.
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