Answer in brief
CVE-2025-38444 records a Medium severity (CVSS 5.5) vulnerability in raid10: cleanup memleak at raid10_make_request. 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.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.16:rc1:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.16:rc2:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.16:rc3:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.16:rc4:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.16:rc5:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=39db562b3fedb93978a7e42dd216b306740959f8 <10c6021a609deb95f23f0cc2f89aa9d4bffb14c7 || >=c9aa889b035fca4598ae985a0f0c76ebbb547ad2 <9af149ca9d0dab6e59e813519d309eff62499864 || >=c9aa889b035fca4598ae985a0f0c76ebbb547ad2 <8fc3d7b23d139e3cbc944c15d99b3cdbed797d2d || >=c9aa889b035fca4598ae985a0f0c76ebbb547ad2 <2941155d9a5ae098b480d551f3a5f8605d4f9af5 || >=c9aa889b035fca4598ae985a0f0c76ebbb547ad2 <ed7bcd9f617e4107ac0813c516e72e6b8f6029bd || >=c9aa889b035fca4598ae985a0f0c76ebbb547ad2 <43806c3d5b9bb7d74ba4e33a6a8a41ac988bde24 || >=5.15.111 <5.15.189 | 10c6021a609deb95f23f0cc2f89aa9d4bffb14c7, 9af149ca9d0dab6e59e813519d309eff62499864, 8fc3d7b23d139e3cbc944c15d99b3cdbed797d2d, 2941155d9a5ae098b480d551f3a5f8605d4f9af5, ed7bcd9f617e4107ac0813c516e72e6b8f6029bd, 43806c3d5b9bb7d74ba4e33a6a8a41ac988bde24, 5.15.189 |
| Linux/Linuxgeneric | 5.17 | Not reported |
Published upstream
Jul 25, 2025
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Nov 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Nov 5, 2026
In the Linux kernel, the following vulnerability has been resolved: raid10: cleanup memleak at raid10_make_request If raid10_read_request or raid10_write_request registers a new request and the REQ_NOWAIT flag is set, the code does not free the malloc from the mempool. unreferenced object 0xffff8884802c3200 (size 192): comm "fio", pid 9197, jiffies 4298078271 hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 88 41 02 00 00 00 00 00 .........A...... 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace (crc c1a049a2): __kmalloc+0x2bb/0x450 mempool_alloc+0x11b/0x320 raid10_make_request+0x19e/0x650 [raid10] md_handle_request+0x3b3/0x9e0 __submit_bio+0x394/0x560 __submit_bio_noacct+0x145/0x530 submit_bio_noacct_nocheck+0x682/0x830 __blkdev_direct_IO_async+0x4dc/0x6b0 blkdev_read_iter+0x1e5/0x3b0 __io_read+0x230/0x1110 io_read+0x13/0x30 io_issue_sqe+0x134/0x1180 io_submit_sqes+0x48c/0xe90 __do_sys_io_uring_enter+0x574/0x8b0 do_syscall_64+0x5c/0xe0 entry_SYSCALL_64_after_hwframe+0x76/0x7e V4: changing backing tree to see if CKI tests will pass. The patch code has not changed between any versions.
Quoted source text, attributed separately from HOL analysis.