How severe is CVE-2014-2894?

CVE-2014-2894 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2014-2894 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-2894?

CVE-2014-2894 primarily affects Qemu. In total, 108 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-2894?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2014-2894 published?

CVE-2014-2894 was published on 2014-04-23 and last updated on 2026-06-17.

CVE-2014-2894

CVE-2014-2894 is a high-severity vulnerability in Qemu with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-189.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Qemu
Published: 2014-04-23
Last modified: 2026-06-17

Description

Off-by-one error in the cmd_smart function in the smart self test in hw/ide/core.c in QEMU before 2.0 allows local users to have unspecified impact via a SMART EXECUTE OFFLINE command that triggers a buffer underflow and memory corruption.

Frequently asked questions

What is CVE-2014-2894?: Off-by-one error in the cmd_smart function in the smart self test in hw/ide/core.c in QEMU before 2.0 allows local users to have unspecified impact via a SMART EXECUTE OFFLINE command that triggers a buffer underflow and memory corruption.
How severe is CVE-2014-2894?: CVE-2014-2894 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2014-2894 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-2894?: CVE-2014-2894 primarily affects Qemu. In total, 108 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-2894?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2014-2894 published?: CVE-2014-2894 was published on 2014-04-23 and last updated on 2026-06-17.

References

Affected products (108)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.1.0:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.1.1:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.1.2:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.1.3:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.1.4:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.1.5:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.1.6:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.2.0:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.3.0:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.4.0:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.4.1:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.4.2:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.4.3:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.5.0:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.5.1:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.5.2:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.5.3:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.5.4:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.5.5:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.6.0:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.6.1:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.7.0:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.7.1:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.7.2:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.8.0:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.8.1:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.8.2:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.9.0:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.9.1:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.9.1-5:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.10.0:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.10.1:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.10.2:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.10.3:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.10.4:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.10.5:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.10.6:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.11.0:*:*:*:*:*:*:*
cpe:2.3:a:qemu:qemu:0.11.0:rc0:*:*:*:*:*:*

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