CVE-2025-39830
published 2025-09-16CVE-2025-39830: 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…
PriorityP416medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.12%
2.1th percentile
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.
Affected
7 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 6.16.5-1 (forky) | linux 6.16.5-1 (forky) |
| linux | linux | — | — |
| linux | linux | >= c61afff94373641695cc81999e9bb10408ea84d5 < 86d13a6f49cb68aa91bd718b1b627e72e77285c1 | 86d13a6f49cb68aa91bd718b1b627e72e77285c1 |
| linux | linux | >= c61afff94373641695cc81999e9bb10408ea84d5 < 2c0a959bebdc1ada13cf9a8242f177c5400299e6 | 2c0a959bebdc1ada13cf9a8242f177c5400299e6 |
| linux | linux_kernel | — | — |
| linux | linux_kernel | >= 0 < 6.16.5-1 | 6.16.5-1 |
| linux | linux_kernel | >= 6.12 < 6.16.5 | 6.16.5 |
CVSS provenance
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_debian5.5LOW
vendor_redhat5.5MEDIUM
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Red Hat
kernel: net/mlx5: HWS, Fix memory leak in hws_pool_buddy_init error path
vendor_redhat·2025-09-16·CVSS 5.5
CVE-2025-39830 [MEDIUM] CWE-772 kernel: net/mlx5: HWS, Fix memory leak in hws_pool_buddy_init error path
kernel: net/mlx5: HWS, Fix memory leak in hws_pool_buddy_init error path
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.
Package: kernel (Red Hat Enterprise Linux 10) - Fix deferred
Package: kernel (Red Hat Enterprise Linux 6) - Out of support scope
Package: kernel (Red Hat Enterprise Linux 7) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 7) - Not affected
Package: kernel (Red Hat Enterprise Linux 8) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 8) - Not affected
Packa
Debian
CVE-2025-39830: linux - In the Linux kernel, the following vulnerability has been resolved: net/mlx5: H...
vendor_debian·2025·CVSS 5.5
CVE-2025-39830 [MEDIUM] CVE-2025-39830: linux - In the Linux kernel, the following vulnerability has been resolved: net/mlx5: H...
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.
Scope: local
bookworm: resolved
bullseye: resolved
forky: resolved (fixed in 6.16.5-1)
sid: resolved (fixed in 6.16.5-1)
trixie: open
OSV
CVE-2025-39830: 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
osv·2025-09-16·CVSS 5.5
CVE-2025-39830 [MEDIUM] CVE-2025-39830: 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
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.
GHSA
GHSA-h4gm-c37q-gjjr: 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 pa
ghsa_unreviewed·2025-09-16
CVE-2025-39830 [MEDIUM] CWE-401 GHSA-h4gm-c37q-gjjr: 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 pa
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.
No detection rules found.
No public exploits indexed.
2025-09-16
Published