The WebGL subsystem in Mozilla Firefox before 20.0, Firefox ESR 17.x before 17.0.5…
Priority MEDIUM 54Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- Partial Red Hat: 9 fixed, 1 without a fix
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.
Summary
The WebGL subsystem in Mozilla Firefox before 20.0, Firefox ESR 17.x before 17.0.5, Thunderbird before 17.0.5, Thunderbird ESR 17.x before 17.0.5, and SeaMonkey before 2.17 on Linux does not properly interact with Mesa drivers, which allows remote attackers to execute arbitrary code or cause a denial of service (free of unallocated memory) via unspecified vectors.
Why it matters now
EPSS 0.07953 94th percentileScored 2026-11-07
Public exploit Yes 3 exploit referencesTagged by NVD
Fix Partial Red Hat: 2 advisoriesRed Hat: 9 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
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | before 20.0 | Vulnerable | Mozilla |
| cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Linux |
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | 17.0 to before 17.0.5 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | 17.0 to before 17.0.5 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:* | 17.0 to before 17.0.5 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* | before 2.17 | Vulnerable | Mozilla |
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions before 20.0 Vulnerable ·Mozilla
- cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Linux
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions 17.0 to before 17.0.5 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* Versions 17.0 to before 17.0.5 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:* Versions 17.0 to before 17.0.5 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* Versions before 2.17 Vulnerable ·Mozilla
Remediation
Red Hat 2 advisories
- RHSA-2013:0696 Released 2013-04-02 · Red Hat rating Criticalfirefox security update
- Red Hat Enterprise Linux (v. 5 server) firefox-17.0.5-1.el5_9, firefox-17.0.5-1.el5_9.i386, firefox-17.0.5-1.el5_9.ia64 +9
- Red Hat Enterprise Linux Desktop (v. 6) firefox-17.0.5-1.el6_4, xulrunner-17.0.5-1.el6_4
- Red Hat Enterprise Linux Desktop Optional (v. 6) xulrunner-17.0.5-1.el6_4, xulrunner-devel-17.0.5-1.el6_4
- Red Hat Enterprise Linux HPC Node Optional (v. 6) firefox-17.0.5-1.el6_4, xulrunner-17.0.5-1.el6_4, xulrunner-devel-17.0.5-1.el6_4
- Red Hat Enterprise Linux Server (v. 6) firefox-17.0.5-1.el6_4, firefox-17.0.5-1.el6_4.ppc, xulrunner-17.0.5-1.el6_4 +1
- Red Hat Enterprise Linux Server Optional (v. 6) xulrunner-17.0.5-1.el6_4, xulrunner-devel-17.0.5-1.el6_4, xulrunner-devel-17.0.5-1.el6_4.ppc
- Red Hat Enterprise Linux Workstation (v. 6) firefox-17.0.5-1.el6_4, xulrunner-17.0.5-1.el6_4
- Red Hat Enterprise Linux Workstation Optional (v. 6) xulrunner-17.0.5-1.el6_4, xulrunner-devel-17.0.5-1.el6_4
- RHSA-2013:0697 Released 2013-04-02 · Red Hat rating Importantthunderbird security update
- RHEL Optional Productivity Applications (v. 5 server) thunderbird-17.0.5-1.el5_9, thunderbird-17.0.5-1.el5_9.i386
- Red Hat Enterprise Linux Desktop (v. 6) thunderbird-17.0.5-1.el6_4
- Red Hat Enterprise Linux Server Optional (v. 6) thunderbird-17.0.5-1.el6_4
- Red Hat Enterprise Linux Workstation (v. 6) thunderbird-17.0.5-1.el6_4
Vendor assessments
Red Hat
Red Hat rating: Critical. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix yet |
| RHEL Optional Productivity Applications (v. 5 server) | Fixed | RHSA-2013:0697 |
| Red Hat Enterprise Linux (v. 5 server) | Fixed | RHSA-2013:0696 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2013:0696, RHSA-2013:0697 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2013:0696 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2013:0696 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2013:0696 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2013:0696, RHSA-2013:0697 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2013:0696, RHSA-2013:0697 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2013:0696 |
Timeline
- 2026-10-02 Threatist record created from CVE-2013-0796
- 2026-10-03 Alias added: GHSA-7f9w-h963-rcwv
References
Exploit 3
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-2013-0796 · CVE Program
- CVE-2013-0796 · NVD
- FIRST EPSS
- GHSA-7f9w-h963-rcwv · GitHub Advisory Database · CC BY 4.0
- CVE-2013-0796 · 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