CVE-2025-39830
linux: In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS, Fix memory leak in hws_pool_buddy...
CVE-2025-39830 is fixed in 59 products on 1 platform, first by DEBIAN-CVE-2025-39830, released September 16, 2025. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
5.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0019
8th 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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| bpftool · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| bpftool · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| bpftool6.12 · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| bpftool6.12-debuginfo · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| dtb-aarch64 · opensuse-leap 16.0 | 6.12.0-160000.6.1 | OPENSUSE-SU-2025:20081-1 | Nov 25, 2025 |
| kernel-64kb · opensuse-leap 16.0 | 6.12.0-160000.6.1 | OPENSUSE-SU-2025:20081-1 | Nov 25, 2025 |
| kernel-64kb · sles 15.7 | 6.4.0-150700.53.19.1 | SUSE-SU-2025:03601-1 | Oct 15, 2025 |
| kernel-64kb · sles 16.0 | 6.12.0-160000.6.1 | SUSE-SU-2025:21139-1 | Nov 25, 2025 |
| kernel-azure · sles 15.7 | 6.4.0-150700.20.15.2 | SUSE-SU-2025:03633-1 | Oct 17, 2025 |
| kernel-default · opensuse-leap 16.0 | 6.12.0-160000.6.1 | OPENSUSE-SU-2025:20081-1 | Nov 25, 2025 |
| kernel-default · sles 15.7 | 6.4.0-150700.53.19.1 | SUSE-SU-2025:03601-1 | Oct 15, 2025 |
| kernel-default · sles 16.0 | 6.12.0-160000.6.1 | SUSE-SU-2025:21139-1 | Nov 25, 2025 |
| kernel-default-base · opensuse-leap 16.0 | 6.12.0-160000.6.1.160000.2.4 | OPENSUSE-SU-2025:20081-1 | Nov 25, 2025 |
| kernel-default-base · sles 15.7 | 6.4.0-150700.53.19.1.150700.17.13.1 | SUSE-SU-2025:03601-1 | Oct 15, 2025 |
| kernel-default-base · sles 16.0 | 6.12.0-160000.6.1.160000.2.4 | SUSE-SU-2025:21139-1 | Nov 25, 2025 |
| kernel-docs · opensuse-leap 16.0 | 6.12.0-160000.6.1 | OPENSUSE-SU-2025:20081-1 | Nov 25, 2025 |
| kernel-docs · sles 15.7 | 6.4.0-150700.53.19.1 | SUSE-SU-2025:03601-1 | Oct 15, 2025 |
| kernel-docs · sles 16.0 | 6.12.0-160000.6.1 | SUSE-SU-2025:21139-1 | Nov 25, 2025 |
| kernel-kvmsmall · opensuse-leap 16.0 | 6.12.0-160000.6.1 | OPENSUSE-SU-2025:20081-1 | Nov 25, 2025 |
| kernel-kvmsmall · sles 16.0 | 6.12.0-160000.6.1 | SUSE-SU-2025:21139-1 | Nov 25, 2025 |
| kernel-livepatch-6.12.48-67.114 · amzn 2023 | 1:1.0-0.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel-livepatch-SLE15-SP7-RT_Update_5 · sles 15.7 | 1-150700.1.3.1 | SUSE-SU-2025:3725-1 | Oct 22, 2025 |
| kernel-livepatch-SLE15-SP7_Update_5 · sles 15.7 | 1-150700.15.3.1 | SUSE-SU-2025:03601-1 | Oct 15, 2025 |
| kernel-obs-build · opensuse-leap 16.0 | 6.12.0-160000.6.1 | OPENSUSE-SU-2025:20081-1 | Nov 25, 2025 |
| kernel-obs-build · sles 15.7 | 6.4.0-150700.53.19.1 | SUSE-SU-2025:03601-1 | Oct 15, 2025 |
| kernel-obs-qa · opensuse-leap 16.0 | 6.12.0-160000.6.1 | OPENSUSE-SU-2025:20081-1 | Nov 25, 2025 |
| kernel-obs-qa · sles 16.0 | 6.12.0-160000.6.1 | SUSE-SU-2025:21139-1 | Nov 25, 2025 |
| kernel-rt · opensuse-leap 16.0 | 6.12.0-160000.6.1 | OPENSUSE-SU-2025:20081-1 | Nov 25, 2025 |
| kernel-source · opensuse-leap 16.0 | 6.12.0-160000.6.1 | OPENSUSE-SU-2025:20081-1 | Nov 25, 2025 |
| kernel-source · sles 15.7 | 6.4.0-150700.53.19.1 | SUSE-SU-2025:03601-1 | Oct 15, 2025 |
| kernel-source · sles 16.0 | 6.12.0-160000.6.1 | SUSE-SU-2025:21139-1 | Nov 25, 2025 |
| kernel-source-azure · sles 15.7 | 6.4.0-150700.20.15.2 | SUSE-SU-2025:03633-1 | Oct 17, 2025 |
| kernel-syms · opensuse-leap 16.0 | 6.12.0-160000.6.1 | OPENSUSE-SU-2025:20081-1 | Nov 25, 2025 |
| kernel-syms · sles 15.7 | 6.4.0-150700.53.19.1 | SUSE-SU-2025:03601-1 | Oct 15, 2025 |
| kernel-syms · sles 16.0 | 6.12.0-160000.6.1 | SUSE-SU-2025:21139-1 | Nov 25, 2025 |
| kernel-syms-azure · sles 15.7 | 6.4.0-150700.20.15.1 | SUSE-SU-2025:03633-1 | Oct 17, 2025 |
| kernel-uek · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-container · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-container · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-container-debug · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-container-debug · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-core · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-core · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-core · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-core · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-devel · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-devel · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-modules · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-modules · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-modules-extra · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-debug-modules-extra · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-devel · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-devel · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-doc · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-doc · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-modules · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-modules · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-modules-extra · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek-modules-extra · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-core · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-core · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-devel · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-devel · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-modules · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-modules · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-modules-extra · ol 8 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-uek64k-modules-extra · ol 9 | 0:5.15.0-326.222.4.el9uek | ELSA-2026-500574 | Nov 7, 2026 |
| kernel-zfcpdump · opensuse-leap 16.0 | 6.12.0-160000.6.1 | OPENSUSE-SU-2025:20081-1 | Nov 25, 2025 |
| kernel-zfcpdump · sles 15.7 | 6.4.0-150700.53.19.1 | SUSE-SU-2025:03601-1 | Oct 15, 2025 |
| kernel-zfcpdump · sles 16.0 | 6.12.0-160000.6.1 | SUSE-SU-2025:21139-1 | Nov 25, 2025 |
| kernel6.12 · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-debuginfo · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-debuginfo-common-aarch64 · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-debuginfo-common-x86_64 · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-devel · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-headers · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-libbpf · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-libbpf-debuginfo · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-libbpf-devel · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-libbpf-static · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-modules-extra · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-modules-extra-common · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-tools · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-tools-debuginfo · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| kernel6.12-tools-devel · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| linux · Debian 13.5 (trixie) | 6.12.115-2 | DEBIAN-CVE-2025-39830 | Sep 16, 2025 |
| linux · Debian 14 | 6.16.5-1 | DEBIAN-CVE-2025-39830 | Sep 16, 2025 |
| perf6.12 · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| perf6.12-debuginfo · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| python3-perf6.12 · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
| python3-perf6.12-debuginfo · amzn 2023 | 1:6.12.48-67.114.amzn2023 | ALAS2023-2025-1227 | Oct 27, 2025 |
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