Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 45.0…
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
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 45.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to js/src/jit/arm/Assembler-arm.cpp, and unknown other vectors.
Why it matters now
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 · 19
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | up to 44.0.2 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.0:*:*:*:*:*:*:* | 38.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.0.1:*:*:*:*:*:*:* | 38.0.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.0.5:*:*:*:*:*:*:* | 38.0.5 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.1.0:*:*:*:*:*:*:* | 38.1.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.1.1:*:*:*:*:*:*:* | 38.1.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.2.0:*:*:*:*:*:*:* | 38.2.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.2.1:*:*:*:*:*:*:* | 38.2.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.3.0:*:*:*:*:*:*:* | 38.3.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.4.0:*:*:*:*:*:*:* | 38.4.0 | Vulnerable | Mozilla |
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions up to 44.0.2 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.0:*:*:*:*:*:*:* Versions 38.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.0.1:*:*:*:*:*:*:* Versions 38.0.1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.0.5:*:*:*:*:*:*:* Versions 38.0.5 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.1.0:*:*:*:*:*:*:* Versions 38.1.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.1.1:*:*:*:*:*:*:* Versions 38.1.1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.2.0:*:*:*:*:*:*:* Versions 38.2.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.2.1:*:*:*:*:*:*:* Versions 38.2.1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.3.0:*:*:*:*:*:*:* Versions 38.3.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.4.0:*:*:*:*:*:*:* Versions 38.4.0 Vulnerable ·Mozilla
Show 9 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:firefox:38.5.0:*:*:*:*:*:*:* | 38.5.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.5.1:*:*:*:*:*:*:* | 38.5.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.6.0:*:*:*:*:*:*:* | 38.6.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:firefox:38.6.1:*:*:*:*:*:*:* | 38.6.1 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | up to 38.6.0 | Vulnerable | Mozilla |
| cpe:2.3:a:novell:suse_package_hub_for_suse_linux_enterprise:12:*:*:*:*:*:*:* | 12 | Vulnerable | Novell |
| 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:a:mozilla:firefox:38.5.0:*:*:*:*:*:*:* Versions 38.5.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.5.1:*:*:*:*:*:*:* Versions 38.5.1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.6.0:*:*:*:*:*:*:* Versions 38.6.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:firefox:38.6.1:*:*:*:*:*:*:* Versions 38.6.1 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* Versions up to 38.6.0 Vulnerable ·Mozilla
- cpe:2.3:a:novell:suse_package_hub_for_suse_linux_enterprise:12:*:*:*:*:*:*:* Versions 12 Vulnerable ·Novell
- 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
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Critical. Red Hat's page for this CVE →
Not affected: 3 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
Timeline
- 2026-10-02 Threatist record created from CVE-2016-1953
- 2026-10-03 Alias added: GHSA-6q2c-pwfh-qfrw
References
Advisory 14
Other 17
- https://bugzilla.mozilla.org/show_bug.cgi?id=1243583
- https://bugzilla.mozilla.org/show_bug.cgi?id=1234425
- https://bugzilla.mozilla.org/show_bug.cgi?id=1236519
- https://bugzilla.mozilla.org/show_bug.cgi?id=1248794
- https://bugzilla.mozilla.org/show_bug.cgi?id=1238935
- https://bugzilla.mozilla.org/show_bug.cgi?id=1225618
- https://bugzilla.mozilla.org/show_bug.cgi?id=1245866
- https://bugzilla.mozilla.org/show_bug.cgi?id=1224363
- https://bugzilla.mozilla.org/show_bug.cgi?id=1224361
- https://bugzilla.mozilla.org/show_bug.cgi?id=1243555
- https://bugzilla.mozilla.org/show_bug.cgi?id=1207958
- https://bugzilla.mozilla.org/show_bug.cgi?id=1241731
- https://bugzilla.mozilla.org/show_bug.cgi?id=1247236
- https://bugzilla.mozilla.org/show_bug.cgi?id=1238558
- https://bugzilla.mozilla.org/show_bug.cgi?id=1224369
- https://bugzilla.mozilla.org/show_bug.cgi?id=1205163
- https://bugzilla.mozilla.org/show_bug.cgi?id=1199171
Sources
- CVE-2016-1953 · CVE Program
- CVE-2016-1953 · NVD
- FIRST EPSS
- GHSA-6q2c-pwfh-qfrw · GitHub Advisory Database · CC BY 4.0
- CVE-2016-1953 · Red Hat security data · CC BY 4.0
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