How severe is CVE-2016-0644?

CVE-2016-0644 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2016-0644 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-0644?

CVE-2016-0644 primarily affects Oracle Linux. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-0644?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-0644 published?

CVE-2016-0644 was published on 2016-04-21 and last updated on 2026-06-17.

CVE-2016-0644

CVE-2016-0644 is a medium-severity vulnerability in Oracle Linux with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.0
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Oracle Linux
Published: 2016-04-21
Last modified: 2026-06-17

Description

Unspecified vulnerability in Oracle MySQL 5.5.47 and earlier, 5.6.28 and earlier, and 5.7.10 and earlier and MariaDB before 5.5.48, 10.0.x before 10.0.24, and 10.1.x before 10.1.12 allows local users to affect availability via vectors related to DDL.

Frequently asked questions

What is CVE-2016-0644?: Unspecified vulnerability in Oracle MySQL 5.5.47 and earlier, 5.6.28 and earlier, and 5.7.10 and earlier and MariaDB before 5.5.48, 10.0.x before 10.0.24, and 10.1.x before 10.1.12 allows local users to affect availability via vectors related to DDL.
How severe is CVE-2016-0644?: CVE-2016-0644 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2016-0644 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-0644?: CVE-2016-0644 primarily affects Oracle Linux. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-0644?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-0644 published?: CVE-2016-0644 was published on 2016-04-21 and last updated on 2026-06-17.

References

Affected products (9)

cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:*
cpe:2.3:a:ibm:powerkvm:2.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:powerkvm:3.1:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:mysql:*:*:*:*:*:*:*:*
cpe:2.3:a:mariadb:mariadb:*:*:*:*:*:*:*:*

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