Is CVE-2021-46748 in the CISA KEV catalog?

No. CVE-2021-46748 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-46748?

CVE-2021-46748 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2021-46748?

CVE-2021-46748 has an EPSS score of 0.21% (11th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-46748?

Upgrade radeon rx vega m firmware to 23.10.01.46 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2021-46748

MEDIUM

5.5

CVSS v3

NVD

Description

Insufficient bounds checking in the ASP (AMD Secure Processor) may allow an attacker to access memory outside the bounds of what is permissible to a TA (Trusted Application) resulting in a potential denial of service.

CWE-119Buffer Overflow

How to fix

Remediation Available

radeon rx vega m firmwareNVD

Affected:< 23.10.01.46Fixed in:23.10.01.46CVE-2021-46748derived from NVD

radeon softwareNVD

Affected:< 23.7.1Fixed in:23.7.1CVE-2021-46748derived from NVD

Affected:< 23.q3Fixed in:23.q3CVE-2021-46748derived from NVD

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 RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.21%probability of exploitation in 30 days

11thpercentile

Low risk: more likely to be exploited than 11% of all known CVEs.

References

Vendor Advisory2

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

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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 2025-02-13.