CVE-2016-6240

highpriority · track · 31EPSS 0.006 · 48 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.60% (48th) EPSS

CVSS 7.2 · high

Is it mine?

5 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

Integer truncation error in the amap_alloc function in OpenBSD 5.8 and 5.9 allows local users to execute arbitrary code with kernel privileges via a large size value.

cvss

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

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.07.2highAV:L/AC:L/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 3.9 · impact 10

v3.07.8highCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v2.07.2highAV:L/AC:L/Au:N/C:C/I:C/A:Csecondary · FSTEC (BDU) RU

v3.07.1highCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-189USprimaryCWE-189US

affected products (5)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
The OpenBSD Project OpenBSD≤ 5.9fstec_bduRU
The OpenBSD Project OpenBSD≤ 5.8fstec_bduRU
openbsd openbsd= 5.8nvdUScpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:*
openbsd openbsd= 5.9nvdUScpe:2.3:o:openbsd:openbsd:*:*:*:*:*:*:*:*

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2017-03-07modified 2026-06-17

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+1337 more

references (17)

External citations — patches, advisories, analysis.

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