CVE-2016-5384

Impact:
Moderate
Public Date:
2016-08-05
CWE:
CWE-20
Bugzilla:
1350891: CVE-2016-5384 fontconfig: Possible double free due to insufficiently validated cache files
It was found that cache files were insufficiently validated in fontconfig. A local attacker could create a specially crafted cache file to trigger arbitrary free() calls, which in turn could lead to arbitrary code execution.

Find out more about CVE-2016-5384 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 3.7
Base Metrics AV:L/AC:H/Au:N/C:P/I:P/A:P
Access Vector Local
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

CVSS v3 metrics

CVSS3 Base Score 4.5
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack Vector Local
Attack Complexity High
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity Impact Low
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 (fontconfig) RHSA-2016:2601 2016-11-03

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 6 fontconfig Will not fix
Red Hat Enterprise Linux 5 fontconfig Will not fix
RHEV Manager 3 mingw-virt-viewer Will not fix

Acknowledgements

Red Hat would like to thank Tobias Stoeckmann for reporting this issue.

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