Answer in brief
CVE-2025-39830 records a Medium severity (CVSS 5.5) vulnerability in net/mlx5: HWS, Fix memory leak in hws_pool_buddy_init error path. 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 5.5. 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 | >=c61afff94373641695cc81999e9bb10408ea84d5 <4ccdbf50dd88a2a7399409e68887dd8077f6a562 || >=c61afff94373641695cc81999e9bb10408ea84d5 <86d13a6f49cb68aa91bd718b1b627e72e77285c1 || >=c61afff94373641695cc81999e9bb10408ea84d5 <2c0a959bebdc1ada13cf9a8242f177c5400299e6 | 4ccdbf50dd88a2a7399409e68887dd8077f6a562, 86d13a6f49cb68aa91bd718b1b627e72e77285c1, 2c0a959bebdc1ada13cf9a8242f177c5400299e6 |
| Linux/Linuxgeneric | 6.12 | Not reported |
Published upstream
Sep 16, 2025
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 21, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Oct 21, 2026
In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS, Fix memory leak in hws_pool_buddy_init error path In the error path of hws_pool_buddy_init(), the buddy allocator cleanup doesn't free the allocator structure itself, causing a memory leak. Add the missing kfree() to properly release all allocated memory.
Quoted source text, attributed separately from HOL analysis.