Public Date:
1174844: CVE-2014-8139 unzip: CRC32 verification heap-based buffer overread (oCERT-2014-011)
A buffer overflow flaw was found in the way unzip computed the CRC32 checksum of certain extra fields of a file. A specially crafted Zip archive could cause unzip to crash when the archive was tested with unzip's '-t' option.

Find out more about CVE-2014-8139 from the MITRE CVE dictionary dictionary and NIST NVD.


Red Hat Enterprise Linux 5 is now in Production 3 Phase of the support and maintenance life cycle. This has been rated as having Low security impact and is not currently planned to be addressed in future updates in Red Hat Enterprise Linux 5. For additional information, refer to the Red Hat Enterprise Linux Life Cycle:

Red Hat Enterprise Linux 5:
This vulnerability has been rated as having a security impact of Low. After evaluation and in accordance with the criteria noted in the product support life cycle, there are no plans to address this issue in an upcoming release. Please contact Red Hat Support for further information.

CVSS v2 metrics

Base Score 4.3
Base Metrics AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

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 6 (unzip) RHSA-2015:0700 2015-03-18
Red Hat Enterprise Linux 7 (unzip) RHSA-2015:0700 2015-03-18

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 unzip Will not fix
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.


Red Hat would like to thank oCERT for reporting these issues. oCERT acknowledges Michele Spagnuolo of the Google Security Team as the original reporter.

External References

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