Public Date:
1348439: CVE-2016-4300 libarchive: Heap buffer overflow vulnerability in the 7zip read_SubStreamsInfo
A vulnerability was found in libarchive's handling of 7zip data. A specially crafted 7zip file can cause a integer overflow resulting in memory corruption that can lead to code execution.

Find out more about CVE-2016-4300 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 6
Base Metrics AV:N/AC:M/Au:S/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication Single
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

CVSS v3 metrics

CVSS3 Base Score 8.4
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:L
Attack Vector Network
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality High
Integrity Impact High
Availability Impact Low

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 7 (libarchive) RHSA-2016:1844 2016-09-12

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 6 libarchive Not affected

External References

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