How severe is CVE-2026-0466?

CVE-2026-0466 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2026-0466 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-0466?

CVE-2026-0466 primarily affects Amd Uprof. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-0466?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-0466 have an EU (EUVD) identifier?

Yes. CVE-2026-0466 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35767.

When was CVE-2026-0466 published?

CVE-2026-0466 was published on 2026-06-09 and last updated on 2026-06-17.

CVE-2026-0466

CVE-2026-0466 is a medium-severity vulnerability in Amd Uprof with a CVSS 3.x base score of 5.5. 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-497.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v4: 6.8
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-35767
Weakness: CWE-497
Affected product: Amd Uprof
Published: 2026-06-09
Last modified: 2026-06-17

Description

Improper access control in AMD uProf may allow a local attacker with user privileges to write to the kernel-shared memory section, potentially resulting in crash or denial of service.

Frequently asked questions

What is CVE-2026-0466?: Improper access control in AMD uProf may allow a local attacker with user privileges to write to the kernel-shared memory section, potentially resulting in crash or denial of service.
How severe is CVE-2026-0466?: CVE-2026-0466 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2026-0466 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-0466?: CVE-2026-0466 primarily affects Amd Uprof. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-0466?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-0466 have an EU (EUVD) identifier?: Yes. CVE-2026-0466 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-35767.
When was CVE-2026-0466 published?: CVE-2026-0466 was published on 2026-06-09 and last updated on 2026-06-17.

References

https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-9025.html

Affected products (3)

cpe:2.3:a:amd:uprof:*:*:*:*:*:freebsd:*:*
cpe:2.3:a:amd:uprof:*:*:*:*:*:linux:*:*
cpe:2.3:a:amd:uprof:*:*:*:*:*:windows:*:*

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