Google V8 before 3.13.7.5, as used in Google Chrome before 23.0.1271.64, does not properly perform write operations, which allows remote at…

published 2012-11-07 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-5051

cvss: 7.5; version 2.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.2%; EPSS 1.2% chance of exploitation in 30 days, percentile 69%
public exploits: 0; none known

Google V8 before 3.13.7.5, as used in Google Chrome before 23.0.1271.64, does not properly perform write operations, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors.

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-2012-5128 updated 2025-11-21 cvss 4.3

v8: multiple flaws fixed in Google V8 3.13.7.5 (Chrome 23.0.1271.64)

Red Hat All currently supported Red Hat products
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

1.24% chance of exploitation in the next 30 days, higher than 69% 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

Google Chrome rss critical rss

References

Sources

CVE List CVE-2012-5128
NVD CVE-2012-5128

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.

Summary