CVE-2025-40047
Advisory lineage Upstream: 0 Downstream: 30
Deferred
Published: 28 Oct 2025, 11:48
Last modified:11 May 2026, 21:41
Vulnerability Summary
Overall Risk (default)
minimal
0/100 CVSS Score
No data
EPSS Score
0.02% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
28 Oct 2025, 11:48
Published
Vulnerability first disclosed
11 May 2026, 21:41
Last Modified
Vulnerability information updated
Description
In the Linux kernel, the following vulnerability has been resolved: io_uring/waitid: always prune wait queue entry in io_waitid_wait() For a successful return, always remove our entry from the wait queue entry list. Previously this was skipped if a cancelation was in progress, but this can race with another invocation of the wait queue entry callback.
EPSS Trends
Current EPSS score: 0.02%• Percentile: 7%
Affected Systems
- linux•linux
≥ f31ecf671ddc498f20219453395794ff2383e06b, < 696ba6032081e617564a8113a001b8d7943cb928 | ≥ f31ecf671ddc498f20219453395794ff2383e06b, < 3e2205db2f0608898d535da1964e1b376aacfdaa | ≥ f31ecf671ddc498f20219453395794ff2383e06b, < 2f8229d53d984c6a05b71ac9e9583d4354e3b91f | 6.7