Is CVE-2012-3967 being actively exploited?

CVE-2012-3967 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2012-3967?

CVE-2012-3967 has a CVSS 2.0 base score of 9.3 (HIGH).

CVE-2012-3967

HIGH · CVSS 9.3EPSS 4.4%EU EUVD

The WebGL implementation in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 on Linux, when a large number of sampler uniforms are used, does not properly interact with Mesa drivers, which allows remote attackers to execute arbitrary code or cause a denial of service (stack memory corruption) via a crafted web site.

Key facts

CVSS score: 9.3 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-787
EPSS score: 4.4% (91th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2012-3911)
Published: August 29, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2012-3911 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
canonical / ubuntu linux
linux / linux kernel
mozilla / firefox
mozilla / seamonkey
mozilla / thunderbird
mozilla / thunderbird esr
opensuse / opensuse
redhat / enterprise linux desktop
redhat / enterprise linux desktop
redhat / enterprise linux eus
redhat / enterprise linux server
redhat / enterprise linux server
redhat / enterprise linux workstation
redhat / enterprise linux workstation
suse / linux enterprise desktop
suse / linux enterprise desktop
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise server
suse / linux enterprise software development kit
suse / linux enterprise software development kit

Certified products that may be affected

3 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

SUSE Linux Enterprise Server 11 Service Pack 2 on IBM System z - SUSE Linux Products Gmbh - Common Criteria BSI-DSZ-CC-0852-2013 - archived
SUSE Linux Enterprise Server 11 Service Pack 2 including KVM virtualization - SUSE Linux Products Gmbh - Common Criteria BSI-DSZ-CC-0787-2013 - archived
Red Hat Enterprise Linux 5 OpenSSH-Server Cryptographic Module - Red Hat®, Inc. - FIPS 140 1384 - historical

References

http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00028.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00011.html(Mailing List, Third Party Advisory)
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00014.html(Mailing List, Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2012-1210.html(Third Party Advisory)
http://rhn.redhat.com/errata/RHSA-2012-1211.html(Third Party Advisory)
http://www.mozilla.org/security/announce/2012/mfsa2012-62.html(Vendor Advisory)
http://www.securityfocus.com/bid/55277(Third Party Advisory, VDB Entry)
http://www.ubuntu.com/usn/USN-1548-1(Third Party Advisory)
http://www.ubuntu.com/usn/USN-1548-2(Third Party Advisory)
http://www.xerox.com/download/security/security-bulletin/16287-4d6b7b0c81f7b/cert_XRX13-003_v1.0.pdf(Third Party Advisory)
https://bugzilla.mozilla.org/show_bug.cgi?id=777028(Exploit, Issue Tracking, Patch, Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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