CVE-2020-27616

MEDIUMNVD 6.56.5

6.5

ati_2d_blt in hw/display/ati_2d.c in QEMU 4.2.1 can encounter an outside-limits situation in a calculation. A guest can crash the QEMU process.

CVSS v3: 6.5
EG Score: 6.5(low)
EPSS: 63.3%
KEV: Not listed

Published

November 6, 2020

Last Modified

November 21, 2024

References (6)

cve@mitrehttp://www.openwall.com/lists/oss-security/2020/11/03/2
cve@mitrehttps://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg05018.html
cve@mitrehttps://security.netapp.com/advisory/ntap-20201202-0002/
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2020/11/03/2
af854a3a-2127-422b-91ae-364da2661108https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg05018.html
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20201202-0002/

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	qemu-utils (1:2.5+dfsg-5ubuntu10.48) @ xenial	2026-05-23	ubuntu

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-682Incorrect Calculation

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

UbuntuUSN-4650-1LOW
QEMU vulnerabilities

Data Freshness Timeline

(refreshed 9× in last 7d / 9× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-23 05:37 UTCEG score recompute
2026-05-23 05:37 UTCVendor advisory
2026-05-23 05:37 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2020-27616?

CVE-2020-27616 is a medium vulnerability published on November 6, 2020. ati2dblt in hw/display/ati_2d.c in QEMU 4.2.1 can encounter an outside-limits situation in a calculation. A guest can crash the QEMU process.

When was CVE-2020-27616 disclosed?

CVE-2020-27616 was first published in the National Vulnerability Database on November 6, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-27616 actively exploited?

CVE-2020-27616 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 63.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-27616?

CVE-2020-27616 has a CVSS v3 base score of 6.5 (NVD). The EG score is currently aggregating — additional source signals are being incorporated as they become available..

How do I remediate CVE-2020-27616?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-27616, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2020-27616

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