vulnerability
Amazon Linux 2023: CVE-2025-38444: Important priority package update for kernel (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:S/C:N/I:N/A:C) | Jul 25, 2025 | Oct 16, 2025 | Oct 16, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
Jul 25, 2025
Added
Oct 16, 2025
Modified
Oct 16, 2025
Description
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.
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.
Solutions
amazon-linux-2023-upgrade-bpftoolamazon-linux-2023-upgrade-bpftool6-12amazon-linux-2023-upgrade-bpftool6-12-debuginfoamazon-linux-2023-upgrade-bpftool-debuginfoamazon-linux-2023-upgrade-kernelamazon-linux-2023-upgrade-kernel6-12amazon-linux-2023-upgrade-kernel6-12-debuginfoamazon-linux-2023-upgrade-kernel6-12-debuginfo-common-aarch64amazon-linux-2023-upgrade-kernel6-12-debuginfo-common-x86-64amazon-linux-2023-upgrade-kernel6-12-develamazon-linux-2023-upgrade-kernel6-12-headersamazon-linux-2023-upgrade-kernel6-12-libbpfamazon-linux-2023-upgrade-kernel6-12-libbpf-debuginfoamazon-linux-2023-upgrade-kernel6-12-libbpf-develamazon-linux-2023-upgrade-kernel6-12-libbpf-staticamazon-linux-2023-upgrade-kernel6-12-modules-extraamazon-linux-2023-upgrade-kernel6-12-modules-extra-commonamazon-linux-2023-upgrade-kernel6-12-toolsamazon-linux-2023-upgrade-kernel6-12-tools-debuginfoamazon-linux-2023-upgrade-kernel6-12-tools-develamazon-linux-2023-upgrade-kernel-debuginfoamazon-linux-2023-upgrade-kernel-debuginfo-common-aarch64amazon-linux-2023-upgrade-kernel-debuginfo-common-x86-64amazon-linux-2023-upgrade-kernel-develamazon-linux-2023-upgrade-kernel-headersamazon-linux-2023-upgrade-kernel-libbpfamazon-linux-2023-upgrade-kernel-libbpf-debuginfoamazon-linux-2023-upgrade-kernel-libbpf-develamazon-linux-2023-upgrade-kernel-libbpf-staticamazon-linux-2023-upgrade-kernel-livepatch-6-1-147-172-266amazon-linux-2023-upgrade-kernel-livepatch-6-12-40-63-114amazon-linux-2023-upgrade-kernel-modules-extraamazon-linux-2023-upgrade-kernel-modules-extra-commonamazon-linux-2023-upgrade-kernel-toolsamazon-linux-2023-upgrade-kernel-tools-debuginfoamazon-linux-2023-upgrade-kernel-tools-develamazon-linux-2023-upgrade-perfamazon-linux-2023-upgrade-perf6-12amazon-linux-2023-upgrade-perf6-12-debuginfoamazon-linux-2023-upgrade-perf-debuginfoamazon-linux-2023-upgrade-python3-perfamazon-linux-2023-upgrade-python3-perf6-12amazon-linux-2023-upgrade-python3-perf6-12-debuginfoamazon-linux-2023-upgrade-python3-perf-debuginfo
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