01 Record

CVE-2025-39681

x86/cpu/hygon: Add missing resctrl_cpu_detect() in bsp_init helper

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

x86/cpu/hygon: Add missing resctrl_cpu_detect() in bsp_init helper

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 0.17% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 6.7% of scored records. A rank, not a probability.
NVD base score: 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-07-14.
Red Hat severity: Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2025-09-05 17:20Z12 MO AGO

Last updated

2026-07-14 12:42Z1 MO AGO

Reserved

2025-04-16

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-369Divide By ZeroBase

Data version

5.2

Document digest

5098476f9760060c9418847d91d0435e5e34740a29861ee9f3c66744c6f89c43

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux923f3a2b48bdccb6a1d1f0dd48de03de7ad936d9 to < 62f12cde10118253348a7540e85606869bd69432, 923f3a2b48bdccb6a1d1f0dd48de03de7ad936d9 to < 873f32201df8876bdb2563e3187e79149427cab4, 923f3a2b48bdccb6a1d1f0dd48de03de7ad936d9 to < fb81222c1559f89bfe3aa1010f6d112531d55353, 923f3a2b48bdccb6a1d1f0dd48de03de7ad936d9 to < 7207923d8453ebfb35667c1736169f2dd796772e, 923f3a2b48bdccb6a1d1f0dd48de03de7ad936d9 to < a9e5924daa954c9f585c1ca00358afe71d6781c4, 923f3a2b48bdccb6a1d1f0dd48de03de7ad936d9 to < d23264c257a70dbe021b43b3bc2ee16134cd2c69, 923f3a2b48bdccb6a1d1f0dd48de03de7ad936d9 to < d8df126349dad855cdfedd6bbf315bad2e901c2f, 5.8—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/62f12cde10118253348a7540e85606869bd69432
git.kernel.orghttps://git.kernel.org/stable/c/873f32201df8876bdb2563e3187e79149427cab4
git.kernel.orghttps://git.kernel.org/stable/c/fb81222c1559f89bfe3aa1010f6d112531d55353
git.kernel.orghttps://git.kernel.org/stable/c/7207923d8453ebfb35667c1736169f2dd796772e
git.kernel.orghttps://git.kernel.org/stable/c/a9e5924daa954c9f585c1ca00358afe71d6781c4
git.kernel.orghttps://git.kernel.org/stable/c/d23264c257a70dbe021b43b3bc2ee16134cd2c69
git.kernel.orghttps://git.kernel.org/stable/c/d8df126349dad855cdfedd6bbf315bad2e901c2f
lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-032379.html
cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-019113.html

01 Record index

CVE-2025-39681

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2025-39681

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References