CVE-2016-5844

moderate-risk
Published 2016-09-21

Integer overflow in the ISO parser in libarchive before 3.2.1 allows remote attackers to cause a denial of service (application crash) via a crafted ISO file.

Do I need to act?

~
1.5% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10 Medium
NETWORK / LOW complexity

Affected Products (15)

Affected Vendors

Oracle Redhat Libarchive

References (28)

Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-1844.html
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-1850.html
http://www.debian.org/security/2016/dsa-3657
Mailing List http://www.openwall.com/lists/oss-security/2016/06/23/6
Mailing List http://www.openwall.com/lists/oss-security/2016/06/24/4
Third Party Advisory http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
Third Party Advisory http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.h...
Third Party Advisory http://www.securityfocus.com/bid/91808
Third Party Advisory http://www.securitytracker.com/id/1036173
Exploit https://blog.fuzzing-project.org/48-Out-of-bounds-read-and-signed-integer-overfl...
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1350280
Exploit https://github.com/libarchive/libarchive/commit/3ad08e01b4d253c66ae5641488608968...
Exploit https://github.com/libarchive/libarchive/issues/717
https://security.gentoo.org/glsa/201701-03
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-1844.html
Third Party Advisory http://rhn.redhat.com/errata/RHSA-2016-1850.html
http://www.debian.org/security/2016/dsa-3657
Mailing List http://www.openwall.com/lists/oss-security/2016/06/23/6
Mailing List http://www.openwall.com/lists/oss-security/2016/06/24/4
Third Party Advisory http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
and 8 more references
46
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 4/34 · Minimal
Exposure 18/34 · Moderate