CVE-2013-6640

highpriority · track · 31EPSS 0.018 · 78 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.76% (78th) EPSS

CVSS 7.5 · high

Is it mine?

84 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

The DehoistArrayIndex function in hydrogen-dehoist.cc (aka hydrogen.cc) in Google V8 before 3.22.24.7, as used in Google Chrome before 31.0.1650.63, allows remote attackers to cause a denial of service (out-of-bounds read) via JavaScript code that sets a variable to the value of an array element with a crafted index.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.4–7.5

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v2.06.4mediumAV:N/AC:L/Au:N/C:P/I:P/A:P/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimary

affected products (84)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
google chrome≤ 31.0.1650.62nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.0nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.10nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.11nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.12nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.13nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.14nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.15nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.16nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.17nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.18nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.19nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.2nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.20nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.22nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.23nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.25nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.26nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
google chrome= 31.0.1650.27nvdUScpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

showing 20 of 84

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2013-12-07modified 2026-06-17

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+21023 more

references (29)

External citations — patches, advisories, analysis.

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