Buffer overflow in the BufferSubData function in Mozilla Firefox before 44.0 and Firefox…
Priority MEDIUM 46CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-119 and the CVSS impact.
Summary
Buffer overflow in the BufferSubData function in Mozilla Firefox before 44.0 and Firefox ESR 38.x before 38.6 allows remote attackers to execute arbitrary code via crafted WebGL content.
Why it matters now
EPSS 0.0505 92nd percentileScored 2026-11-07
Fix Fixed Red Hat: 2 advisories
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 13
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:* | 42.1 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* | 13.1 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* | 13.2 | Vulnerable | openSUSE |
| cpe:2.3:o:oracle:linux:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Oracle |
| cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:* | 6 | Vulnerable | Oracle |
| cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:* | 7 | Vulnerable | Oracle |
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | up to 43.0.4 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.0:*:*:*:*:*:*:* | 38.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.1.0:*:*:*:*:*:*:* | 38.1.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.2.0:*:*:*:*:*:*:* | 38.2.0 | Vulnerable | Mozilla |
- cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:* Versions 42.1 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* Versions 13.1 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* Versions 13.2 Vulnerable ·openSUSE
- cpe:2.3:o:oracle:linux:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Oracle
- cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:* Versions 6 Vulnerable ·Oracle
- cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:* Versions 7 Vulnerable ·Oracle
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions up to 43.0.4 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.0:*:*:*:*:*:*:* Versions 38.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.1.0:*:*:*:*:*:*:* Versions 38.1.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.2.0:*:*:*:*:*:*:* Versions 38.2.0 Vulnerable ·Mozilla
Remediation
Red Hat 2 advisories
- RHSA-2016:0258 Released 2016-02-18 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux Client (v. 7) thunderbird-38.6.0-1.el7_2
- Red Hat Enterprise Linux Desktop (v. 5 client) thunderbird-38.6.0-1.el5_11, thunderbird-38.6.0-1.el5_11.i386
- Red Hat Enterprise Linux Desktop (v. 6) thunderbird-38.6.0-1.el6_7
- Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server) thunderbird-38.6.0-1.el5_11, thunderbird-38.6.0-1.el5_11.i386
- Red Hat Enterprise Linux Server Optional (v. 6) thunderbird-38.6.0-1.el6_7
- Red Hat Enterprise Linux Server Optional (v. 7) thunderbird-38.6.0-1.el7_2
- Red Hat Enterprise Linux Workstation (v. 6) thunderbird-38.6.0-1.el6_7
- Red Hat Enterprise Linux Workstation (v. 7) thunderbird-38.6.0-1.el7_2
- RHSA-2016:0071 Released 2016-01-27 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux (v. 5 server) firefox-38.6.0-1.el5_11, firefox-38.6.0-1.el5_11.i386
- Red Hat Enterprise Linux Client (v. 7) firefox-38.6.0-1.el7_2
- Red Hat Enterprise Linux Client Optional (v. 7) firefox-38.6.0-1.el7_2
- Red Hat Enterprise Linux Desktop (v. 5 client) firefox-38.6.0-1.el5_11, firefox-38.6.0-1.el5_11.i386
- Red Hat Enterprise Linux Desktop (v. 6) firefox-38.6.0-1.el6_7
- Red Hat Enterprise Linux Desktop Optional (v. 6) firefox-38.6.0-1.el6_7
- Red Hat Enterprise Linux HPC Node Optional (v. 6) firefox-38.6.0-1.el6_7
- Red Hat Enterprise Linux Server (v. 6) firefox-38.6.0-1.el6_7
- Red Hat Enterprise Linux Server (v. 7) firefox-38.6.0-1.el7_2
- Red Hat Enterprise Linux Server Optional (v. 6) firefox-38.6.0-1.el6_7, firefox-38.6.0-1.el6_7.ppc
- Red Hat Enterprise Linux Server Optional (v. 7) firefox-38.6.0-1.el7_2, firefox-38.6.0-1.el7_2.ppc
- Red Hat Enterprise Linux Workstation (v. 6) firefox-38.6.0-1.el6_7
- Red Hat Enterprise Linux Workstation (v. 7) firefox-38.6.0-1.el7_2
- Red Hat Enterprise Linux Workstation Optional (v. 6) firefox-38.6.0-1.el6_7
- Red Hat Enterprise Linux Workstation Optional (v. 7) firefox-38.6.0-1.el7_2
Vendor assessments
Red Hat
Red Hat rating: Critical. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux (v. 5 server) | Fixed | RHSA-2016:0071 |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2016:0071, RHSA-2016:0258 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2016:0071 |
| Red Hat Enterprise Linux Desktop (v. 5 client) | Fixed | RHSA-2016:0071, RHSA-2016:0258 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2016:0071, RHSA-2016:0258 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2016:0071 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2016:0071 |
| Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server) | Fixed | RHSA-2016:0258 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2016:0071 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2016:0071 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2016:0071, RHSA-2016:0258 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2016:0071, RHSA-2016:0258 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2016:0071, RHSA-2016:0258 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2016:0071, RHSA-2016:0258 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2016:0071 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2016:0071 |
Timeline
- 2026-10-02 Threatist record created from CVE-2016-1935
- 2026-10-03 Alias added: GHSA-hxwg-8hr4-ch36
References
Advisory 16
- DSA-3457
- DSA-3491
- openSUSE-SU-2016:0492
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- RHSA-2016:0071
- USN-2880-1
- USN-2880-2
- RHSA-2016:0258
- SUSE-SU-2016:0338
- openSUSE-SU-2016:0309
- USN-2904-1
- GLSA-201605-06
- openSUSE-SU-2016:0488
- openSUSE-SU-2016:0306
- openSUSE-SU-2016:0310
- http://www.mozilla.org/security/announce/2016/mfsa2016-03.html
Sources
- CVE-2016-1935 · CVE Program
- CVE-2016-1935 · NVD
- FIRST EPSS
- GHSA-hxwg-8hr4-ch36 · GitHub Advisory Database · CC BY 4.0
- CVE-2016-1935 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences