The copyTexImage2D implementation in the WebGL subsystem in Mozilla Firefox before 17.0…
Priority MEDIUM 49CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- 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-119 and the CVSS impact.
Summary
The copyTexImage2D implementation in the WebGL subsystem in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via large image dimensions.
Why it matters now
EPSS 0.06155 93rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 · 18
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | before 10.0.11; before 17.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* | before 2.14 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | before 17.0 | Vulnerable | Mozilla |
| cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:* | before 10.0.11 | Vulnerable | Mozilla |
| cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:* | 11.4 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:opensuse:12.1:*:*:*:*:*:*:* | 12.1 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:opensuse:12.2:*:*:*:*:*:*:* | 12.2 | Vulnerable | openSUSE |
| cpe:2.3:o:suse:linux_enterprise_desktop:10:sp4:*:*:*:*:*:* | 10 sp4 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_desktop:11:sp2:*:*:*:*:*:* | 11 sp2 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:*:*:*:* | 10 sp4 | Vulnerable | SUSE |
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* Versions before 10.0.11; before 17.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* Versions before 2.14 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* Versions before 17.0 Vulnerable ·Mozilla
- cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:* Versions before 10.0.11 Vulnerable ·Mozilla
- cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:* Versions 11.4 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:opensuse:12.1:*:*:*:*:*:*:* Versions 12.1 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:opensuse:12.2:*:*:*:*:*:*:* Versions 12.2 Vulnerable ·openSUSE
- cpe:2.3:o:suse:linux_enterprise_desktop:10:sp4:*:*:*:*:*:* Versions 10 sp4 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_desktop:11:sp2:*:*:*:*:*:* Versions 11 sp2 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:*:*:*:* Versions 10 sp4 Vulnerable ·SUSE
Show 8 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:*:-:*:* | 11 sp2 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:*:vmware:*:* | 11 sp2 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_software_development_kit:10:sp4:*:*:*:*:*:* | 10 sp4 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp2:*:*:*:*:*:* | 11 sp2 | Vulnerable | SUSE |
| cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:* | 10.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:* | 11.10 | Vulnerable | Canonical |
| 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:suse:linux_enterprise_server:11:sp2:*:*:*:-:*:* Versions 11 sp2 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:*:vmware:*:* Versions 11 sp2 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:10:sp4:*:*:*:*:*:* Versions 10 sp4 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp2:*:*:*:*:*:* Versions 11 sp2 Vulnerable ·SUSE
- cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:* Versions 10.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:* Versions 11.10 Vulnerable ·Canonical
- 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
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-2012-5838
- 2026-10-03 Alias added: GHSA-759w-9wgc-9p32
References
Advisory 11
Other 1
Sources
- CVE-2012-5838 · CVE Program
- CVE-2012-5838 · NVD
- FIRST EPSS
- GHSA-759w-9wgc-9p32 · GitHub Advisory Database · CC BY 4.0
- CVE-2012-5838 · 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