Description
In the Linux kernel, the following vulnerability has been resolved:

x86/microcode/AMD: Fix __apply_microcode_amd()'s return value

When verify_sha256_digest() fails, __apply_microcode_amd() should propagate
the failure by returning false (and not -1 which is promoted to true).
Published: 2025-04-16
Score: 5.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2025-11262 In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix __apply_microcode_amd()'s return value When verify_sha256_digest() fails, __apply_microcode_amd() should propagate the failure by returning false (and not -1 which is promoted to true).
Ubuntu USN Ubuntu USN USN-7594-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7594-2 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-7594-3 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7605-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7605-2 Linux kernel (Low Latency) vulnerabilities
Ubuntu USN Ubuntu USN USN-7606-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-7628-1 Linux kernel (Azure) vulnerabilities
Ubuntu USN Ubuntu USN USN-7764-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7764-2 Linux kernel (HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-7765-1 Linux kernel (NVIDIA) vulnerabilities
Ubuntu USN Ubuntu USN USN-7779-1 Linux kernel (IBM) vulnerabilities
Ubuntu USN Ubuntu USN USN-7835-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7835-2 Linux kernel (Real-time) vulnerabilities
Ubuntu USN Ubuntu USN USN-7835-3 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-7835-4 Linux kernel (HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-7835-5 Linux kernel (Oracle) vulnerabilities
Ubuntu USN Ubuntu USN USN-7835-6 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7887-1 Linux kernel (Raspberry Pi Real-time) vulnerabilities
Ubuntu USN Ubuntu USN USN-7887-2 Linux kernel (Raspberry Pi) vulnerabilities
Ubuntu USN Ubuntu USN USN-7940-1 Linux kernel (Azure FIPS) vulnerabilities
Ubuntu USN Ubuntu USN USN-7940-2 Linux kernel (Azure, N-Series) vulnerabilities
History

Fri, 31 Oct 2025 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14.1:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.14:rc7:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel

Sat, 19 Apr 2025 02:00:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

threat_severity

Low


Wed, 16 Apr 2025 14:30:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: x86/microcode/AMD: Fix __apply_microcode_amd()'s return value When verify_sha256_digest() fails, __apply_microcode_amd() should propagate the failure by returning false (and not -1 which is promoted to true).
Title x86/microcode/AMD: Fix __apply_microcode_amd()'s return value
References

Subscriptions

Linux Linux Kernel
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-05-23T15:57:43.234Z

Reserved: 2024-12-29T08:45:45.810Z

Link: CVE-2025-22047

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2025-04-16T15:15:58.123

Modified: 2025-10-31T20:20:37.893

Link: CVE-2025-22047

cve-icon Redhat

Severity : Low

Publid Date: 2025-04-16T00:00:00Z

Links: CVE-2025-22047 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses