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Fencer Intel
critical 9.3

CVE-2015-4496 json

Multiple integer overflows in libstagefright in Mozilla Firefox before 38.0 allow remote attackers to execute arbitrary code via crafted sa…

published 11y ago modified 4mo ago also EUVD-2015-4516

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.0%
EPSS 4.0% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

Multiple integer overflows in libstagefright in Mozilla Firefox before 38.0 allow remote attackers to execute arbitrary code via crafted sample metadata in an MPEG-4 video file, a related issue to CVE-2015-1538.

Patch / fix

  • firefox Ubuntu 14.04 LTS 40.0+build4-0ubuntu0.14.04.4

ubuntu advisories UBUNTU-CVE-2015-4496

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • firefox RHEL 5 38.0-4.el5_11
  • firefox RHEL 6 38.0-4.el6_6
  • firefox RHEL 7 38.0-3.el7_1

red hat advisories RHSA-2015:0988

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2015-4496 updated cvss 6.8

Mozilla: Integer overflows in libstagefright while processing MP4 video metadata (MFSA 2015-93)

  • Red Hat Enterprise Linux (v. 5 server) firefox 38.0-4.el5_11 Red Hat Enterprise Linux Client (v. 7) firefox 38.0-3.el7_1 Red Hat Enterprise Linux Client Optional (v. 7) firefox 38.0-3.el7_1 Red Hat Enterprise Linux Desktop (v. 5 client) firefox 38.0-4.el5_11 Red Hat Enterprise Linux Desktop (v. 6) firefox 38.0-4.el6_6 Red Hat Enterprise Linux Desktop Optional (v. 6) firefox 38.0-4.el6_6
    +9 more products
    Red Hat Enterprise Linux HPC Node Optional (v. 6) firefox 38.0-4.el6_6 Red Hat Enterprise Linux Server (v. 6) firefox 38.0-4.el6_6 Red Hat Enterprise Linux Server (v. 7) firefox 38.0-3.el7_1, firefox 38.0-3.ael7b_1 Red Hat Enterprise Linux Server Optional (v. 6) firefox 38.0-4.el6_6 Red Hat Enterprise Linux Server Optional (v. 7) firefox 38.0-3.el7_1 Red Hat Enterprise Linux Workstation (v. 6) firefox 38.0-4.el6_6 Red Hat Enterprise Linux Workstation (v. 7) firefox 38.0-3.el7_1 Red Hat Enterprise Linux Workstation Optional (v. 6) firefox 38.0-4.el6_6 Red Hat Enterprise Linux Workstation Optional (v. 7) firefox 38.0-3.el7_1
    fixed: vendor fix RHSA-2015:0988

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.02% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.