Is CVE-2022-21821 in the CISA KEV catalog?

No. CVE-2022-21821 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-21821?

CVE-2022-21821 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2022-21821?

CVE-2022-21821 has an EPSS score of 2.01% (78th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-21821?

Upgrade nvidia-cuda-toolkit on debian 12 to 11.6.2-2 or later.

CVE & CISA-KEV Catalog

CVE-2022-21821

HIGHEPSS 78th pctl

7.8

CVSS v3

NVD

Description

NVIDIA CUDA Toolkit SDK contains an integer overflow vulnerability in cuobjdump.To exploit this vulnerability, a remote attacker would require a local user to download a specially crafted, corrupted file and locally execute cuobjdump against the file. Such an attack may lead to remote code execution that causes complete denial of service and an impact on data confidentiality and integrity.

CWE-1285 CWE-190Integer Overflow

How to fix

Remediation Available

nvidia-cuda-toolkitDebian

Fixed in:11.6.2-2CVE-2022-21821

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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.01%probability of exploitation in 30 days

78thpercentile

Elevated risk: more likely to be exploited than 78% of all known CVEs.

References

Vendor Advisory1

nvidia.custhelp.com

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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 2024-11-21.