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Fencer Intel
high 7.5

CVE-2012-5129 json

Heap-based buffer overflow in the WebGL subsystem in Google Chrome OS before 23.0.1271.94 allows remote attackers to cause a denial of serv…

published 2012-12-04 13 y ago modified 2026-06-16 4 mo ago also EUVD-2012-5052

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.1%
EPSS 1.1% chance of exploitation in 30 days, percentile 66%
public exploits
0
none known

Summary

Heap-based buffer overflow in the WebGL subsystem in Google Chrome OS before 23.0.1271.94 allows remote attackers to cause a denial of service (GPU process crash) or possibly have unspecified other impact via unknown vectors.

Patch / fix

  • mesa Debian 14, Debian 13, Debian 12 8.0.5-3

debian advisories DEBIAN-CVE-2012-5129

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2012-5129 updated cvss 6.8

Mesa: Heap-buffer overflow in glGetUniform*

  • Red Hat Enterprise Linux 5 mesa Red Hat Enterprise Linux 6 mesa, glx-utils, mesa-demos, mesa-libGL, mesa-libEGL, mesa-libgbm, +4 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.12% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.