Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, Thunderbird before 31.3, and…
Priority LOW 36CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- Partial Red Hat: 15 fixed, 1 without a fix
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.
Summary
Mozilla Firefox before 34.0, Firefox ESR 31.x before 31.3, Thunderbird before 31.3, and SeaMonkey before 2.31 might allow remote attackers to execute arbitrary code by leveraging an incorrect cast from the BasicThebesLayer data type to the BasicContainerLayer data type.
Why it matters now
EPSS 0.03406 88th percentileScored 2026-11-07
Fix Partial Red Hat: 2 advisoriesRed Hat: 15 fixed, 1 without a fix
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
Remediation
Red Hat 2 advisories
- RHSA-2014:1919 Released 2014-12-02 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux (v. 5 server) firefox-31.3.0-4.el5_11, firefox-31.3.0-4.el5_11.i386, firefox-31.3.0-4.el5_11.ia64 +1
- Red Hat Enterprise Linux Client (v. 7) firefox-31.3.0-3.el7_0
- Red Hat Enterprise Linux Client Optional (v. 7) firefox-31.3.0-3.el7_0
- Red Hat Enterprise Linux Desktop (v. 5 client) firefox-31.3.0-4.el5_11, firefox-31.3.0-4.el5_11.i386
- Red Hat Enterprise Linux Desktop (v. 6) firefox-31.3.0-3.el6_6
- Red Hat Enterprise Linux Desktop Optional (v. 6) firefox-31.3.0-3.el6_6
- Red Hat Enterprise Linux HPC Node Optional (v. 6) firefox-31.3.0-3.el6_6
- Red Hat Enterprise Linux Server (v. 6) firefox-31.3.0-3.el6_6
- Red Hat Enterprise Linux Server (v. 7) firefox-31.3.0-3.el7_0
- Red Hat Enterprise Linux Server Optional (v. 6) firefox-31.3.0-3.el6_6, firefox-31.3.0-3.el6_6.ppc
- Red Hat Enterprise Linux Server Optional (v. 7) firefox-31.3.0-3.el7_0, firefox-31.3.0-3.el7_0.ppc
- Red Hat Enterprise Linux Workstation (v. 6) firefox-31.3.0-3.el6_6
- Red Hat Enterprise Linux Workstation (v. 7) firefox-31.3.0-3.el7_0
- Red Hat Enterprise Linux Workstation Optional (v. 6) firefox-31.3.0-3.el6_6
- Red Hat Enterprise Linux Workstation Optional (v. 7) firefox-31.3.0-3.el7_0
- RHSA-2014:1924 Released 2014-12-02 · Red Hat rating Importantthunderbird security update
- Red Hat Enterprise Linux Desktop (v. 5 client) thunderbird-31.3.0-1.el5_11, thunderbird-31.3.0-1.el5_11.i386
- Red Hat Enterprise Linux Desktop (v. 6) thunderbird-31.3.0-1.el6_6
- Red Hat Enterprise Linux Server Optional (v. 6) thunderbird-31.3.0-1.el6_6
- Red Hat Enterprise Linux Workstation (v. 6) thunderbird-31.3.0-1.el6_6
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 7 | Affected | No fix yet |
| Red Hat Enterprise Linux (v. 5 server) | Fixed | RHSA-2014:1919 |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2014:1919 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2014:1919 |
| Red Hat Enterprise Linux Desktop (v. 5 client) | Fixed | RHSA-2014:1919, RHSA-2014:1924 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2014:1919, RHSA-2014:1924 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2014:1919 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2014:1919 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2014:1919 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2014:1919 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2014:1919, RHSA-2014:1924 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2014:1919 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2014:1919, RHSA-2014:1924 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2014:1919 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2014:1919 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2014:1919 |
Timeline
- 2026-10-02 Threatist record created from CVE-2014-1594
- 2026-10-03 Alias added: GHSA-5276-6fhc-x292
References
More Mozilla Firefox vulnerabilities
- TI-2024-08981 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.8
- TI-2022-09832 Use after free in Mozilla Firefox KEVCVSS 3.1CRITICAL 9.6
- TI-2019-08769 Improper input validation in Mozilla Firefox ESR KEVCVSS 3.1CRITICAL 10.0
- TI-2010-03577 Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before… KEVCVSS 3.1CRITICAL 9.8
- TI-2023-04799 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
- TI-2023-04477 Out-of-bounds write in Google Chrome KEVCVSS 3.1HIGH 8.8
Sources
- CVE-2014-1594 · CVE Program
- CVE-2014-1594 · NVD
- FIRST EPSS
- GHSA-5276-6fhc-x292 · GitHub Advisory Database · CC BY 4.0
- CVE-2014-1594 · Red Hat security data · CC BY 4.0
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