01 Record

CVE-2025-39749

rcu: Protect ->defer_qs_iw_pending from data race

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

rcu: Protect ->defer_qs_iw_pending from data race

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 6.6% of scored records. A rank, not a probability.
NVD base score: 7.0 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

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: 2025-09-11 16:52Z11 MO AGO
Last updated: 2026-05-12 12:06Z3 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: No CWE assigned
Data version: 5.2
Document digest: deba0fabfcd893885e123ca53a15f817b9b00f3ceae893e736323cf6c39e955e

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux0864f057b050bc6dd68106b3185e02db5140012d to < 74f58f382a7c8333f8d09701aefaa25913bdbe0e, 0864f057b050bc6dd68106b3185e02db5140012d to < f937759c7432d6151b73e1393b6517661813d506, 0864f057b050bc6dd68106b3185e02db5140012d to < 0ad84d62217488e679ecc90e8628980dcc003de3, 0864f057b050bc6dd68106b3185e02db5140012d to < b5de8d80b5d049f051b95d9b1ee50ae4ab656124, 0864f057b050bc6dd68106b3185e02db5140012d to < b55947b725f190396f475d5d0c59aa855a4d8895, 0864f057b050bc6dd68106b3185e02db5140012d to < e35e711c78c8a4c43330c0dcb1c4d507a19c20f4, 0864f057b050bc6dd68106b3185e02db5140012d to < 90de9c94ea72327cfa9c2c9f6113c23a513af60b, 0864f057b050bc6dd68106b3185e02db5140012d to < 55e11f6776798b27cf09a7aa0d718415d4fc9cf5, 0864f057b050bc6dd68106b3185e02db5140012d to < 90c09d57caeca94e6f3f87c49e96a91edd40cbfd, 5.3—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/74f58f382a7c8333f8d09701aefaa25913bdbe0e
git.kernel.orghttps://git.kernel.org/stable/c/f937759c7432d6151b73e1393b6517661813d506
git.kernel.orghttps://git.kernel.org/stable/c/0ad84d62217488e679ecc90e8628980dcc003de3
git.kernel.orghttps://git.kernel.org/stable/c/b5de8d80b5d049f051b95d9b1ee50ae4ab656124
git.kernel.orghttps://git.kernel.org/stable/c/b55947b725f190396f475d5d0c59aa855a4d8895
git.kernel.orghttps://git.kernel.org/stable/c/e35e711c78c8a4c43330c0dcb1c4d507a19c20f4
git.kernel.orghttps://git.kernel.org/stable/c/90de9c94ea72327cfa9c2c9f6113c23a513af60b
git.kernel.orghttps://git.kernel.org/stable/c/55e11f6776798b27cf09a7aa0d718415d4fc9cf5
git.kernel.orghttps://git.kernel.org/stable/c/90c09d57caeca94e6f3f87c49e96a91edd40cbfd
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

01 Record index

CVE-2025-39749

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2025-39749

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References