Vulnerability Details : CVE-2015-4486
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.
Vulnerability category: OverflowExecute codeDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2015-4486
Probability of exploitation activity in the next 30 days: 1.77%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 88 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2015-4486
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST |
CWE ids for CVE-2015-4486
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The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-4486
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http://lists.opensuse.org/opensuse-updates/2015-08/msg00031.html
openSUSE-SU-2015:1454-1: moderate: Security update for MozillaThunderbir
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http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00021.html
[security-announce] SUSE-SU-2015:1449-1: important: Security update for
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http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00015.html
[security-announce] openSUSE-SU-2015:1390-1: important: Security updateThird Party Advisory
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http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
Oracle Solaris Bulletin - April 2016Third Party Advisory
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https://bugzilla.mozilla.org/show_bug.cgi?id=1178148
1178148 - (CVE-2015-4486) Out of bounds read in decrease_ref_countIssue Tracking
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http://rhn.redhat.com/errata/RHSA-2015-1586.html
RHSA-2015:1586 - Security Advisory - Red Hat Customer Portal
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http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00014.html
[security-announce] openSUSE-SU-2015:1389-1: important: Security updateThird Party Advisory
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https://security.gentoo.org/glsa/201605-06
Mozilla Products: Multiple vulnerabilities (GLSA 201605-06) — Gentoo security
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http://www.ubuntu.com/usn/USN-2702-1
USN-2702-1: Firefox vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://lists.opensuse.org/opensuse-updates/2015-08/msg00030.html
openSUSE-SU-2015:1453-1: moderate: Security update for MozillaThunderbir
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http://lists.opensuse.org/opensuse-security-announce/2015-09/msg00016.html
[security-announce] SUSE-SU-2015:1528-1: important: Security update for
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http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00025.html
[security-announce] SUSE-SU-2015:2081-1: important: Security update for
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http://www.ubuntu.com/usn/USN-2702-3
USN-2702-3: Firefox regression | Ubuntu security notices
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http://www.securitytracker.com/id/1033247
Mozilla Firefox Multiple Flaws Let Remote Users Execute Arbitrary Code, Obtain Potentially Sensitive Information, Bypass Security Restrictions, and Conduct Cross-Site Scripting Attacks - SecurityTrack
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http://www.mozilla.org/security/announce/2015/mfsa2015-89.html
Buffer overflows on Libvpx when decoding WebM video — MozillaVendor Advisory
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http://www.ubuntu.com/usn/USN-2702-2
USN-2702-2: Ubufox update | Ubuntu security noticesThird Party Advisory
Products affected by CVE-2015-4486
- cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:38.0:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:38.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:38.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:38.1.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*