Integer overflow in Libarchive
CVE-2016-6250
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.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H.
EPSS exploit prediction
EPSS: 0.063 (93.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.063 · newest: 0.063 · change: 0.000
Affected products
- Libarchive
- Oracle Linux — versions 7
Weakness classification (CWE)
References
- rhn.redhat.com/errata/RHSA-2016-1844.html (vendor-advisory)
- www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html (Third Party Advisory)
- www.securitytracker.com/id/1036431 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securityfocus.com/bid/92036 (VDB Entry, Third Party Advisory, vdb-entry)
- github.com/libarchive/libarchive/files/295073/libarchiveOverflow.txt (Issue Tracking)
- www.openwall.com/lists/oss-security/2016/07/20/1 (mailing-list, Release Notes)
- github.com/libarchive/libarchive/commit/3014e198 (Patch, Issue Tracking)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- security.gentoo.org/glsa/201701-03 (vendor-advisory)
- www.openwall.com/lists/oss-security/2016/07/21/3 (mailing-list, Release Notes)
Frequently asked questions
- What is CVE-2016-6250?
- CVE-2016-6250 is a high-severity vulnerability in Libarchive, classified under Integer Overflow or Wraparound. CVSS score: 8.6/10. Published 2016-09-21.
- How severe is CVE-2016-6250?
- High severity. CVSS v3 base score is 8.6 out of 10.