Is CVE-2021-47354 in the CISA KEV catalog?

No. CVE-2021-47354 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-47354?

CVE-2021-47354 has a CVSS v3 base score of 9.1 (CRITICAL).

What is the EPSS score for CVE-2021-47354?

CVE-2021-47354 has an EPSS score of 1.23% (65th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-47354?

Upgrade linux on debian 11 to 5.10.70-1 or later.

CVE & CISA-KEV Catalog

CVE-2021-47354

CRITICAL

9.1

CVSS v3

NVD

Description

In the Linux kernel, the following vulnerability has been resolved: drm/sched: Avoid data corruptions Wait for all dependencies of a job to complete before killing it to avoid data corruptions.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

linuxDebian

Fixed in:5.10.70-1CVE-2021-47354

Fixed in:5.14.6-1CVE-2021-47354

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Exploit Intelligence

1.23%probability of exploitation in 30 days

65thpercentile

Moderate risk: more likely to be exploited than 65% of all known CVEs.

References

Patch5

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-04-02.