CVE-2012-5838
The copyTexImage2D implementation in the WebGL subsystem in Mozilla Firefox before 17.0,...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2012-5838- CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2012-5838- Updated
- 2026-11-02
EUVDEUVD-2012-5716 No score
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.
- Record
EUVD-2012-5716- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-759w-9wgc-9p32 No score
The copyTexImage2D implementation in the WebGL subsystem in Mozilla Firefox before 17.0,...
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.
- Record
GHSA-759w-9wgc-9p32- Weakness
- CWE-119
- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10071-1 No score
MozillaFirefox-50.1.0-1.1 on GA media
These are all security issues fixed in the MozillaFirefox-50.1.0-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10071-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10218-1 No score
seamonkey-2.40-6.1 on GA media
These are all security issues fixed in the seamonkey-2.40-6.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10218-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10230-1 No score
MozillaThunderbird-45.5.1-1.1 on GA media
These are all security issues fixed in the MozillaThunderbird-45.5.1-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10230-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
MozillaFirefoxopenSUSE:Tumbleweed |
before 50.1.0-1.1 | 50.1.0-1.1 |
MozillaThunderbirdopenSUSE:Tumbleweed |
before 45.5.1-1.1 | 45.5.1-1.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-5838 is a high vulnerability (CVSS 9.3) in Mozilla Firefox, published November 21, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 6.16%, the 93rd percentile. Fixed in MozillaFirefox 50.1.0-1.1.
References
ubuntu.com/usn/USN-1638-3
securityfocus.com/bid/56644
bugzilla.mozilla.org/show_bug.cgi?id=802778
secunia.com/advisories/51370
lists.opensuse.org/opensuse-updates/2012-11/msg00093.html
Show 194 moreShow less
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16896
mozilla.org/security/announce/2012/mfsa2012-106.html
osvdb.org/87599
nvd.nist.gov/vuln/detail/CVE-2012-5838
github.com/advisories/GHSA-759w-9wgc-9p32
suse.com/security/cve/CVE-2008-5913
Left out here: 765 references. The JSON record has them.