Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 27.0…
Priority MEDIUM 53CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 27.0 and SeaMonkey before 2.24 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to the MPostWriteBarrier class in js/src/jit/MIR.h and stack alignment in js/src/jit/AsmJS.cpp in OdinMonkey, and unknown other vectors.
Why it matters now
EPSS 0.06908 94th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 · 9
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | before 27.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* | before 2.24 | Vulnerable | Mozilla |
| cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* | 12.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:* | 12.10 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:13.10:*:*:*:*:*:*:* | 13.10 | Vulnerable | Canonical |
| cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:* | 11.4 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:* | 12.3 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* | 13.1 | Vulnerable | openSUSE |
| cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:* | 11.3 | Vulnerable | Oracle |
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions before 27.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* Versions before 2.24 Vulnerable ·Mozilla
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* Versions 12.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:* Versions 12.10 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:13.10:*:*:*:*:*:*:* Versions 13.10 Vulnerable ·Canonical
- cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:* Versions 11.4 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:* Versions 12.3 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:* Versions 13.1 Vulnerable ·openSUSE
- cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:* Versions 11.3 Vulnerable ·Oracle
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: 2 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
Timeline
- 2026-10-02 Threatist record created from CVE-2014-1478
- 2026-10-03 Alias added: GHSA-3phx-gw24-fgrp
References
Advisory 27
- https://bugzilla.mozilla.org/show_bug.cgi?id=922603
- openSUSE-SU-2014:0212
- https://bugzilla.mozilla.org/show_bug.cgi?id=946733
- http://www.mozilla.org/security/announce/2014/mfsa2014-01.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=925308
- https://bugzilla.mozilla.org/show_bug.cgi?id=911707
- https://bugzilla.mozilla.org/show_bug.cgi?id=950452
- https://bugzilla.mozilla.org/show_bug.cgi?id=938431
- USN-2102-2
- GLSA-201504-01
- https://bugzilla.mozilla.org/show_bug.cgi?id=945585
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=916635
- https://bugzilla.mozilla.org/show_bug.cgi?id=867597
- https://bugzilla.mozilla.org/show_bug.cgi?id=944321
- https://bugzilla.mozilla.org/show_bug.cgi?id=942152
- https://bugzilla.mozilla.org/show_bug.cgi?id=942940
- https://bugzilla.mozilla.org/show_bug.cgi?id=924348
- openSUSE-SU-2014:0419
- https://bugzilla.mozilla.org/show_bug.cgi?id=953373
- https://bugzilla.mozilla.org/show_bug.cgi?id=911845
- https://bugzilla.mozilla.org/show_bug.cgi?id=939472
- https://bugzilla.mozilla.org/show_bug.cgi?id=932162
- openSUSE-SU-2014:0213
- USN-2102-1
- https://bugzilla.mozilla.org/show_bug.cgi?id=944278
- https://bugzilla.mozilla.org/show_bug.cgi?id=944851
Sources
- CVE-2014-1478 · CVE Program
- CVE-2014-1478 · NVD
- FIRST EPSS
- GHSA-3phx-gw24-fgrp · GitHub Advisory Database · CC BY 4.0
- CVE-2014-1478 · Red Hat security data · CC BY 4.0
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