01 Record

CVE-2025-38100

x86/iopl: Cure TIF_IO_BITMAP inconsistencies

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

x86/iopl: Cure TIF_IO_BITMAP inconsistencies

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: 0.18% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 7.9% 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 2026-06-17.
Red Hat severity: Moderate. 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

2025-07-03 08:35Z1 YR AGO

Last updated

2026-07-14 12:41Z1 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-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

dd99226385a9e8ba827735a872a0bd17863e36116615062bf0ab7739ac82418e

05 Affected products

VendorProductVersionsPlatforms

LinuxLinuxea5f1cd7ab494f65f50f338299eabb40ad6a1767 to < d64b7b05a827f98d068f412969eef65489b0cf03, ea5f1cd7ab494f65f50f338299eabb40ad6a1767 to < 2dace5e016c991424a3dc6e83b1ae5dca8992d08, ea5f1cd7ab494f65f50f338299eabb40ad6a1767 to < aa5ce1485562f20235b4c759eee5ab0c41d2c220, ea5f1cd7ab494f65f50f338299eabb40ad6a1767 to < 2cfcbe1554c119402e7382de974c26b0549899fe, ea5f1cd7ab494f65f50f338299eabb40ad6a1767 to < b3b3b6366dc8eb5b22edba9adc4bff3cdacfd64c, ea5f1cd7ab494f65f50f338299eabb40ad6a1767 to < 73cfcc8445585b8af7e18be3c9246b851fdf336c, ea5f1cd7ab494f65f50f338299eabb40ad6a1767 to < 8b68e978718f14fdcb080c2a7791c52a0d09bc6d, 5.5—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/d64b7b05a827f98d068f412969eef65489b0cf03
git.kernel.orghttps://git.kernel.org/stable/c/2dace5e016c991424a3dc6e83b1ae5dca8992d08
git.kernel.orghttps://git.kernel.org/stable/c/aa5ce1485562f20235b4c759eee5ab0c41d2c220
git.kernel.orghttps://git.kernel.org/stable/c/2cfcbe1554c119402e7382de974c26b0549899fe
git.kernel.orghttps://git.kernel.org/stable/c/b3b3b6366dc8eb5b22edba9adc4bff3cdacfd64c
git.kernel.orghttps://git.kernel.org/stable/c/73cfcc8445585b8af7e18be3c9246b851fdf336c
git.kernel.orghttps://git.kernel.org/stable/c/8b68e978718f14fdcb080c2a7791c52a0d09bc6d
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-082556.html

01 Record index

CVE-2025-38100

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2025-38100

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References