CVE-2015-4486

Impact:
Critical
Public Date:
2015-08-11
CWE:
CWE-119
Bugzilla:
1252292: CVE-2015-4485 CVE-2015-4486 Mozilla: Buffer overflows on Libvpx when decoding WebM video (MFSA 2015-89)

The MITRE CVE dictionary describes this issue as:

The decrease_ref_count function in libvpx in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read) via malformed WebM video data.

Find out more about CVE-2015-4486 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 6.8
Base Metrics AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
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 7 (firefox) RHSA-2015:1586 2015-08-11
Red Hat Enterprise Linux 6 (firefox) RHSA-2015:1586 2015-08-11
Red Hat Enterprise Linux 5 (firefox) RHSA-2015:1586 2015-08-11

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 thunderbird Not affected
Red Hat Enterprise Linux 6 thunderbird Not affected
Red Hat Enterprise Linux 5 thunderbird Not affected

Acknowledgements

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Abhishek Arya as the original reporter.

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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