CVE-2015-4493

Name: CVE-2015-4493
Creator: NVD / NIST
Published: 2015-08-16T01:59:21.987+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 7.36%

Last modified Jun 17, 2026

CVE-2015-4493 is a vulnerability of currently unknown severity. Heap-based buffer overflow in the stagefright::ESDS::parseESDescriptor function in libstagefright in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows remote attackers to execute arbitrary code via an invalid size field in an esds chunk in MPEG-4 video data, a related issue to CVE-2015-1539.. EPSS estimates a 7.36% chance of exploitation in the next 30 days.

Description

Heap-based buffer overflow in the stagefright::ESDS::parseESDescriptor function in libstagefright in Mozilla Firefox before 40.0 and Firefox ESR 38.x before 38.2 allows remote attackers to execute arbitrary code via an invalid size field in an esds chunk in MPEG-4 video data, a related issue to CVE-2015-1539.

Metrics

EPSS Probability

7.36%

93.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Oracle	Solaris	11.3
Mozilla	Firefox	<= 39.0.3
Mozilla	Firefox	38.0
Mozilla	Firefox	38.0.1
Mozilla	Firefox	38.0.5
Mozilla	Firefox	38.1.0
Canonical	Ubuntu Linux	12.04
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	15.04
Opensuse	Opensuse	13.1
Opensuse	Opensuse	13.2

References

http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00014.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00015.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2015-08/msg00030.html
http://lists.opensuse.org/opensuse-updates/2015-08/msg00031.html
http://rhn.redhat.com/errata/RHSA-2015-1586.html
http://www.debian.org/security/2015/dsa-3333
http://www.mozilla.org/security/announce/2015/mfsa2015-83.htmlVendor Advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlThird Party Advisory
http://www.securitytracker.com/id/1033247
http://www.ubuntu.com/usn/USN-2702-1Third Party Advisory
http://www.ubuntu.com/usn/USN-2702-2Third Party Advisory
http://www.ubuntu.com/usn/USN-2702-3
https://bugzilla.mozilla.org/show_bug.cgi?id=1186718Issue Tracking
https://hg.mozilla.org/mozilla-central/rev/a674c7019cb5
https://security.gentoo.org/glsa/201605-06
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00014.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-08/msg00015.htmlThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2015-08/msg00030.html
http://lists.opensuse.org/opensuse-updates/2015-08/msg00031.html
http://rhn.redhat.com/errata/RHSA-2015-1586.html
http://www.debian.org/security/2015/dsa-3333
http://www.mozilla.org/security/announce/2015/mfsa2015-83.htmlVendor Advisory
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlThird Party Advisory
http://www.securitytracker.com/id/1033247
http://www.ubuntu.com/usn/USN-2702-1Third Party Advisory
http://www.ubuntu.com/usn/USN-2702-2Third Party Advisory
http://www.ubuntu.com/usn/USN-2702-3
https://bugzilla.mozilla.org/show_bug.cgi?id=1186718Issue Tracking
https://hg.mozilla.org/mozilla-central/rev/a674c7019cb5
https://security.gentoo.org/glsa/201605-06

Timeline

Published: Aug 16, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-4493?

How severe is CVE-2015-4493?

Severity scoring for CVE-2015-4493 is pending analysis. The EPSS model estimates a 7.36% probability of exploitation in the next 30 days.

How do I fix CVE-2015-4493?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-4493?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST