Answer in brief
CVE-2025-38101 records a High severity (CVSS 7.8) vulnerability in ring-buffer: Fix buffer locking in ring_buffer_subbuf_order_set(). The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 7.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=f9b94daa542a8d2532f0930f01cd9aec2d19621b <e09c0600beea469b3ebf974464e526a02d59ad62 || >=f9b94daa542a8d2532f0930f01cd9aec2d19621b <0fc9a295cd8e59c3636e97395e7c74a9c89fee42 || >=f9b94daa542a8d2532f0930f01cd9aec2d19621b <40ee2afafc1d9fe3aa44a6fbe440d78a5c96a72e | e09c0600beea469b3ebf974464e526a02d59ad62, 0fc9a295cd8e59c3636e97395e7c74a9c89fee42, 40ee2afafc1d9fe3aa44a6fbe440d78a5c96a72e |
| Linux/Linuxgeneric | 6.8 | Not reported |
Published upstream
Jul 3, 2025
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Aug 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 5, 2026
In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix buffer locking in ring_buffer_subbuf_order_set() Enlarge the critical section in ring_buffer_subbuf_order_set() to ensure that error handling takes place with per-buffer mutex held, thus preventing list corruption and other concurrency-related issues.
Quoted source text, attributed separately from HOL analysis.